Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA

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218
FNUS51 KPBZ 221609
FWFPBZ

Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1209 PM EDT Wed Jul 22 2026

.DISCUSSION...
High Pressure over the Midwest will build over the Upper Ohio
River valley bringing quiet weather Thursday through Saturday with
lower humidity. Minimum afternoon relative humidity values will
fall into the 40s during the afternoon with light winds. Shower
and thunderstorm chances return Sunday into early next week.


OHZ039-230800-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-11)     76 (+4)      52           80
RH % (24h trend)      100 (+6)     45 (-13)     94           49
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              2000                      1650
Mixing Hgt(ft-agl/msl)             6560                      5420
Transport Wnd (mph)                N  7                      S  8
Vent Rate (kt-ft)                  39360                     37940
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          62F/9am
Dispersion                         3                         3
Max ADI Early         7 Poor       28 Fair      4 Very Poor  21 Fair
Max ADI Late          3 Very Poor  41 Gen Good  4 Very Poor  45 Gen Good
Max LVORI Early       5            9            4            6
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ040-230800-
Carroll-
Including the cities of Carrollton and Malvern
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-12)     76 (+5)      51           80
RH % (24h trend)      99 (+4)      44 (-14)     94           48
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1970                      1590
Mixing Hgt(ft-agl/msl)             6470                      5200
Transport Wnd (mph)                N  7                      SE  9
Vent Rate (kt-ft)                  38820                     41600
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          61F/9am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  32 Fair      4 Very Poor  25 Fair
Max ADI Late          3 Very Poor  41 Gen Good  5 Very Poor  53 Gen Good
Max LVORI Early       5            8            4            6
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ041-230800-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-11)     75 (+5)      51           80
RH % (24h trend)      98 (+1)      44 (-15)     94           48
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1970                      1540
Mixing Hgt(ft-agl/msl)             6460                      5040
Transport Wnd (mph)                N  7                      SE  9
Vent Rate (kt-ft)                  38760                     40320
Category Day                       3                         3
Inversion             9pm          60F/9am      8pm          66F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       32 Fair      4 Very Poor  28 Fair
Max ADI Late          3 Very Poor  38 Fair      4 Very Poor  61 Good
Max LVORI Early       6            7            4            6
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ048-230800-
Coshocton-
Including the city of Coshocton
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-10)     76 (+4)      52           79
RH % (24h trend)      100 (+3)     47 (-9)      95           54
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              2050                      1670
Mixing Hgt(ft-agl/msl)             6730                      5480
Transport Wnd (mph)                N  7                      SE  7
Vent Rate (kt-ft)                  40380                     32880
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          62F/9am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  29 Fair      4 Very Poor  20 Gen Poor
Max ADI Late          3 Very Poor  43 Gen Good  4 Very Poor  46 Gen Good
Max LVORI Early       5            9            4            6
Max LVORI Late        10           1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ049-230800-
Harrison-
Including the city of Cadiz
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-13)     76 (+3)      52           80
RH % (24h trend)      100 (+1)     44 (-11)     95           50
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1990                      1630
Mixing Hgt(ft-agl/msl)             6540                      5340
Transport Wnd (mph)                NE  7                     SE  8
Vent Rate (kt-ft)                  39240                     37380
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         6 Very Poor  34 Fair      4 Very Poor  21 Fair
Max ADI Late          3 Very Poor  41 Gen Good  4 Very Poor  53 Gen Good
Max LVORI Early       6            9            5            6
Max LVORI Late        9            1            7            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ050-230800-
Jefferson OH-
Including the city of Steubenville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-12)     76 (+3)      52           80
RH % (24h trend)      100 (+1)     42 (-13)     94           48
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              2010                      1590
Mixing Hgt(ft-agl/msl)             6600                      5220
Transport Wnd (mph)                N  7                      SE  9
Vent Rate (kt-ft)                  39600                     41760
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       37 Fair      3 Very Poor  23 Fair
Max ADI Late          3 Very Poor  41 Gen Good  4 Very Poor  62 Good
Max LVORI Early       5            8            4            6
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ057-230800-
Muskingum-
Including the city of Zanesville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-12)     76 (+2)      52           79
RH % (24h trend)      100 (+1)     46 (-10)     96           56
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1970                      1450
Mixing Hgt(ft-agl/msl)             6470                      4750
Transport Wnd (mph)                NE  7                     SE  6
Vent Rate (kt-ft)                  38820                     23750
Category Day                       3                         3
Inversion             8pm          61F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  33 Fair      4 Very Poor  15 Gen Poor
Max ADI Late          3 Very Poor  48 Gen Good  4 Very Poor  35 Fair
Max LVORI Early       5            9            5            6
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ058-230800-
Guernsey-
Including the city of Cambridge
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-12)     77 (+3)      53           80
RH % (24h trend)      100 (0)      46 (-11)     96           55
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              2000                      1510
Mixing Hgt(ft-agl/msl)             6560                      4950
Transport Wnd (mph)                NE  7                     SE  7
Vent Rate (kt-ft)                  39360                     29700
Category Day                       3                         3
Inversion             8pm          61F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  38 Fair      4 Very Poor  16 Gen Poor
Max ADI Late          3 Very Poor  43 Gen Good  4 Very Poor  38 Fair
Max LVORI Early       6            9            5            6
Max LVORI Late        9            1            7            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ059-230800-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-14)     77 (+3)      53           80
RH % (24h trend)      100 (0)      44 (-11)     94           52
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1760                      1550
Mixing Hgt(ft-agl/msl)             5760                      5090
Transport Wnd (mph)                NE  8                     SE  7
Vent Rate (kt-ft)                  40320                     30540
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         6 Very Poor  42 Gen Good  4 Very Poor  19 Gen Poor
Max ADI Late          3 Very Poor  46 Gen Good  4 Very Poor  50 Gen Good
Max LVORI Early       6            9            5            6
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ068-230800-
Noble-
Including the city of Caldwell
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-13)     76 (+1)      54           80
RH % (24h trend)      100 (0)      46 (-11)     93           58
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1800                      1540
Mixing Hgt(ft-agl/msl)             5900                      5050
Transport Wnd (mph)                NE  8                     SE  7
Vent Rate (kt-ft)                  41300                     30300
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  44 Gen Good  4 Very Poor  13 Gen Poor
Max ADI Late          3 Very Poor  54 Gen Good  4 Very Poor  41 Gen Good
Max LVORI Early       6            8            5            6
Max LVORI Late        9            1            6            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ069-230800-
Monroe-
Including the city of Woodsfield
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      52 (-13)     76 (+1)      55           80
RH % (24h trend)      100 (0)      46 (-12)     90           58
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1690                      1580
Mixing Hgt(ft-agl/msl)             5560                      5170
Transport Wnd (mph)                NE  9                     SE  7
Vent Rate (kt-ft)                  44480                     31020
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          73F/11am
Dispersion                         3                         3
Max ADI Early         4 Very Poor  54 Gen Good  4 Very Poor  16 Gen Poor
Max ADI Late          4 Very Poor  55 Gen Good  5 Very Poor  48 Gen Good
Max LVORI Early       6            7            5            5
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ007-230800-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      48 (-11)     74 (+5)      49           80
RH % (24h trend)      98 (-1)      46 (-18)     95           46
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1900                      1730
Mixing Hgt(ft-agl/msl)             6240                      5670
Transport Wnd (mph)                NW  7                     SE 10
Vent Rate (kt-ft)                  37440                     51030
Category Day                       3                         4
Inversion             8pm          59F/9am      8pm          61F/9am
Dispersion                         3                         4
Max ADI Early         16 Gen Poor  37 Fair      4 Very Poor  32 Fair
Max ADI Late          3 Very Poor  45 Gen Good  4 Very Poor  67 Good
Max LVORI Early       6            8            5            6
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ008-230800-
Venango-
Including the cities of Oil City and Franklin
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      47 (-11)     74 (+6)      49           79
RH % (24h trend)      98 (-1)      46 (-20)     96           46
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1930                      1940
Mixing Hgt(ft-agl/msl)             6350                      6360
Transport Wnd (mph)                NW  8                     S 10
Vent Rate (kt-ft)                  44450                     57240
Category Day                       3                         4
Inversion             8pm          57F/9am      8pm          59F/9am
Dispersion                         3                         4
Max ADI Early         12 Poor      51 Gen Good  3 Very Poor  36 Fair
Max ADI Late          3 Very Poor  53 Gen Good  3 Very Poor  74 Good
Max LVORI Early       6            8            5            6
Max LVORI Late        8            1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ009-230800-
Forest-
Including the city of Tionesta
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      44 (-14)     74 (+6)      47           79
RH % (24h trend)      99 (+1)      41 (-21)     96           41
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1810                      2020
Mixing Hgt(ft-agl/msl)             5950                      6620
Transport Wnd (mph)                N  8                      S  9
Vent Rate (kt-ft)                  41650                     52960
Category Day                       3                         4
Inversion             8pm          56F/9am      8pm          59F/9am
Dispersion                         3                         4
Max ADI Early         8 Poor       55 Gen Good  3 Very Poor  37 Fair
Max ADI Late          3 Very Poor  55 Gen Good  4 Very Poor  64 Good
Max LVORI Early       6            8            5            6
Max LVORI Late        9            1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ013-230800-
Lawrence-
Including the cities of New Castle and Ellwood City
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      48 (-12)     76 (+5)      50           80
RH % (24h trend)      100 (+2)     45 (-17)     96           46
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              2020                      1750
Mixing Hgt(ft-agl/msl)             6620                      5730
Transport Wnd (mph)                N  7                      S 10
Vent Rate (kt-ft)                  39720                     51570
Category Day                       3                         4
Inversion             8pm          59F/9am      8pm          67F/10am
Dispersion                         3                         4
Max ADI Early         15 Gen Poor  31 Fair      3 Very Poor  29 Fair
Max ADI Late          3 Very Poor  43 Gen Good  4 Very Poor  67 Good
Max LVORI Early       6            9            5            6
Max LVORI Late        10           1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ014-230800-
Butler-
Including the city of Butler
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      47 (-13)     76 (+5)      50           80
RH % (24h trend)      100 (+1)     47 (-18)     97           50
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1980                      1770
Mixing Hgt(ft-agl/msl)             6510                      5820
Transport Wnd (mph)                N  7                      SE 10
Vent Rate (kt-ft)                  39060                     52380
Category Day                       3                         4
Inversion             8pm          58F/9am      8pm          66F/10am
Dispersion                         3                         4
Max ADI Early         10 Poor      38 Fair      3 Very Poor  31 Fair
Max ADI Late          3 Very Poor  45 Gen Good  4 Very Poor  69 Good
Max LVORI Early       6            9            5            6
Max LVORI Late        9            1            8            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ015-230800-
Clarion-
Including the city of Clarion
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      46 (-13)     75 (+6)      49           79
RH % (24h trend)      99 (+1)      43 (-21)     95           43
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1980                      1900
Mixing Hgt(ft-agl/msl)             6490                      6250
Transport Wnd (mph)                NW  8                     SE  9
Vent Rate (kt-ft)                  45430                     50000
Category Day                       3                         3
Inversion             8pm          57F/9am      7pm          60F/9am
Dispersion                         3                         3
Max ADI Early         11 Poor      50 Gen Good  3 Very Poor  41 Gen Good
Max ADI Late          3 Very Poor  54 Gen Good  4 Very Poor  74 Good
Max LVORI Early       6            8            5            6
Max LVORI Late        9            1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ016-230800-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Mclear
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      46 (-14)     74 (+5)      49           78
RH % (24h trend)      98 (0)       41 (-21)     92           41
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1890                      2010
Mixing Hgt(ft-agl/msl)             6190                      6580
Transport Wnd (mph)                N  8                      S 10
Vent Rate (kt-ft)                  43330                     59220
Category Day                       3                         4
Inversion             8pm          56F/9am      7pm          60F/9am
Dispersion                         3                         4
Max ADI Early         18 Gen Poor  50 Gen Good  3 Very Poor  44 Gen Good
Max ADI Late          4 Very Poor  54 Gen Good  4 Very Poor  75 Good
Max LVORI Early       5            6            4            5
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ020-230800-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-13)     76 (+4)      52           80
RH % (24h trend)      98 (+3)      43 (-17)     93           47
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1990                      1680
Mixing Hgt(ft-agl/msl)             6510                      5510
Transport Wnd (mph)                N  7                      SE  9
Vent Rate (kt-ft)                  39060                     44080
Category Day                       3                         3
Inversion             9pm          60F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       32 Fair      3 Very Poor  27 Fair
Max ADI Late          3 Very Poor  41 Gen Good  3 Very Poor  60 Gen Good
Max LVORI Early       5            8            4            5
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ021-230800-
Allegheny-
Including the city of Pittsburgh Metro Area
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-14)     77 (+3)      53           82
RH % (24h trend)      98 (+2)      43 (-16)     93           47
Wind 20ft/early(mph)  N  6         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1980                      1700
Mixing Hgt(ft-agl/msl)             6500                      5590
Transport Wnd (mph)                N  7                      SE  8
Vent Rate (kt-ft)                  39000                     39130
Category Day                       3                         3
Inversion             8pm          60F/9am      8pm          68F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       32 Fair      3 Very Poor  27 Fair
Max ADI Late          3 Very Poor  40 Fair      4 Very Poor  64 Good
Max LVORI Early       5            8            4            5
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ022-230800-
Armstrong-
Including the cities of Kittanning and Ford City
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      47 (-14)     76 (+4)      50           82
RH % (24h trend)      100 (+1)     44 (-18)     97           46
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1980                      1830
Mixing Hgt(ft-agl/msl)             6510                      6000
Transport Wnd (mph)                N  8                      SE 10
Vent Rate (kt-ft)                  45570                     54000
Category Day                       3                         4
Inversion             8pm          58F/9am      7pm          67F/10am
Dispersion                         3                         4
Max ADI Early         8 Poor       40 Fair      3 Very Poor  33 Fair
Max ADI Late          3 Very Poor  48 Gen Good  4 Very Poor  67 Good
Max LVORI Early       6            9            5            6
Max LVORI Late        9            1            8            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ029-230800-
Washington-
Including the cities of Washington and Canonsburg
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-14)     76 (+2)      53           80
RH % (24h trend)      98 (+1)      44 (-13)     90           49
Wind 20ft/early(mph)  N  6         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1880                      1600
Mixing Hgt(ft-agl/msl)             6180                      5250
Transport Wnd (mph)                NE  8                     SE  9
Vent Rate (kt-ft)                  43260                     42000
Category Day                       3                         3
Inversion             8pm          60F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         7 Poor       40 Fair      3 Very Poor  24 Fair
Max ADI Late          3 Very Poor  42 Gen Good  4 Very Poor  53 Gen Good
Max LVORI Early       5            8            4            5
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ031-230800-
Greene-
Including the city of Waynesburg
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-14)     75 (0)       54           80
RH % (24h trend)      99 (-1)      48 (-11)     90           54
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1600                      1720
Mixing Hgt(ft-agl/msl)             5250                      5650
Transport Wnd (mph)                NE 10                     SE  9
Vent Rate (kt-ft)                  47250                     45200
Category Day                       4                         3
Inversion             8pm          60F/9am      7pm          68F/10am
Dispersion                         4                         3
Max ADI Early         6 Very Poor  51 Gen Good  4 Very Poor  24 Fair
Max ADI Late          4 Very Poor  50 Gen Good  4 Very Poor  55 Gen Good
Max LVORI Early       5            8            4            6
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ073-230800-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-15)     76 (+2)      52           81
RH % (24h trend)      100 (+1)     44 (-14)     98           46
Wind 20ft/early(mph)  N  6         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1820                      1790
Mixing Hgt(ft-agl/msl)             5960                      5870
Transport Wnd (mph)                N  8                      SE  9
Vent Rate (kt-ft)                  41720                     46960
Category Day                       3                         3
Inversion             8pm          60F/9am      7pm          69F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       38 Fair      3 Very Poor  26 Fair
Max ADI Late          3 Very Poor  43 Gen Good  4 Very Poor  65 Good
Max LVORI Early       6            9            5            6
Max LVORI Late        10           1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ074-230800-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-14)     76 (+4)      51           81
RH % (24h trend)      99 (0)       41 (-16)     90           41
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1680                      1760
Mixing Hgt(ft-agl/msl)             5520                      5770
Transport Wnd (mph)                N  8                      SE 10
Vent Rate (kt-ft)                  38640                     51930
Category Day                       3                         4
Inversion             8pm          58F/9am      7pm          67F/10am
Dispersion                         3                         4
Max ADI Early         8 Poor       41 Gen Good  3 Very Poor  38 Fair
Max ADI Late          4 Very Poor  43 Gen Good  4 Very Poor  66 Good
Max LVORI Early       6            6            4            5
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ075-230800-
Fayette-
Including the city of Uniontown
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-14)     76 (+1)      53           81
RH % (24h trend)      100 (+3)     45 (-12)     91           49
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1570                      1740
Mixing Hgt(ft-agl/msl)             5150                      5710
Transport Wnd (mph)                NE  9                     SE  9
Vent Rate (kt-ft)                  41200                     45680
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          69F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       47 Gen Good  4 Very Poor  28 Fair
Max ADI Late          3 Very Poor  45 Gen Good  4 Very Poor  50 Gen Good
Max LVORI Early       5            8            4            6
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ076-230800-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-13)     74 (+2)      51           78
RH % (24h trend)      100 (+1)     43 (-15)     89           47
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1610                      1620
Mixing Hgt(ft-agl/msl)             5300                      5300
Transport Wnd (mph)                NE  8                     SE 10
Vent Rate (kt-ft)                  37100                     47700
Category Day                       3                         4
Inversion             8pm          58F/9am      7pm          61F/9am
Dispersion                         3                         4
Max ADI Early         6 Very Poor  45 Gen Good  4 Very Poor  38 Fair
Max ADI Late          4 Very Poor  43 Gen Good  4 Very Poor  57 Gen Good
Max LVORI Early       6            6            4            5
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ077-230800-
Indiana-
Including the city of Indiana
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      48 (-14)     76 (+4)      51           81
RH % (24h trend)      100 (+1)     43 (-18)     96           43
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1830                      1930
Mixing Hgt(ft-agl/msl)             6010                      6350
Transport Wnd (mph)                N  9                      SE 10
Vent Rate (kt-ft)                  48080                     57150
Category Day                       3                         4
Inversion             8pm          58F/9am      7pm          61F/9am
Dispersion                         3                         4
Max ADI Early         10 Poor      41 Gen Good  3 Very Poor  43 Gen Good
Max ADI Late          3 Very Poor  46 Gen Good  4 Very Poor  69 Good
Max LVORI Early       6            9            5            6
Max LVORI Late        10           1            7            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ078-230800-
Higher Elevations of Indiana-
Including the city of Armagh
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      48 (-15)     75 (+3)      51           80
RH % (24h trend)      100 (+1)     42 (-17)     90           42
Wind 20ft/early(mph)  NW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1710                      1930
Mixing Hgt(ft-agl/msl)             5590                      6330
Transport Wnd (mph)                N  8                      SE 10
Vent Rate (kt-ft)                  39130                     56970
Category Day                       3                         4
Inversion             8pm          58F/9am      7pm          62F/9am
Dispersion                         3                         4
Max ADI Early         8 Poor       43 Gen Good  3 Very Poor  43 Gen Good
Max ADI Late          3 Very Poor  45 Gen Good  4 Very Poor  69 Good
Max LVORI Early       6            9            5            5
Max LVORI Late        9            2            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ001-230800-
Hancock-
Including the city of Weirton
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-11)     76 (+4)      53           80
RH % (24h trend)      98 (+1)      42 (-15)     91           47
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1990                      1480
Mixing Hgt(ft-agl/msl)             6520                      4860
Transport Wnd (mph)                N  7                      SE  8
Vent Rate (kt-ft)                  39120                     34020
Category Day                       3                         3
Inversion             9pm          60F/9am      8pm          67F/10am
Dispersion                         3                         3
Max ADI Early         7 Poor       33 Fair      3 Very Poor  24 Fair
Max ADI Late          3 Very Poor  42 Gen Good  4 Very Poor  61 Good
Max LVORI Early       5            8            3            5
Max LVORI Late        8            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ002-230800-
Brooke-
Including the cities of Follansbee and Wellsburg
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-12)     76 (+2)      54           81
RH % (24h trend)      99 (+1)      42 (-12)     91           49
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1920                      1580
Mixing Hgt(ft-agl/msl)             6300                      5180
Transport Wnd (mph)                NE  8                     SE  8
Vent Rate (kt-ft)                  44100                     36260
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         8 Poor       39 Fair      3 Very Poor  23 Fair
Max ADI Late          3 Very Poor  43 Gen Good  4 Very Poor  59 Gen Good
Max LVORI Early       5            8            4            5
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ003-230800-
Ohio-
Including the city of Wheeling
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      51 (-13)     76 (+2)      54           80
RH % (24h trend)      99 (0)       43 (-12)     89           50
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1790                      1650
Mixing Hgt(ft-agl/msl)             5860                      5420
Transport Wnd (mph)                NE  8                     SE  8
Vent Rate (kt-ft)                  41020                     37940
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         6 Very Poor  43 Gen Good  3 Very Poor  21 Fair
Max ADI Late          3 Very Poor  47 Gen Good  4 Very Poor  55 Gen Good
Max LVORI Early       5            8            4            5
Max LVORI Late        9            1            6            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ004-230800-
Marshall-
Including the city of Moundsville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      52 (-13)     77 (+2)      56           81
RH % (24h trend)      98 (-1)      48 (-12)     87           56
Wind 20ft/early(mph)  N  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1680                      1580
Mixing Hgt(ft-agl/msl)             5520                      5190
Transport Wnd (mph)                NE  9                     SE  8
Vent Rate (kt-ft)                  44160                     36330
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          69F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  52 Gen Good  4 Very Poor  24 Fair
Max ADI Late          3 Very Poor  52 Gen Good  5 Very Poor  59 Gen Good
Max LVORI Early       5            7            4            5
Max LVORI Late        8            1            5            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ012-230800-
Wetzel-
Including the city of New Martinsville
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Clear        Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      53 (-13)     75 (0)       56           79
RH % (24h trend)      96 (-4)      51 (-14)     88           63
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1630                      1540
Mixing Hgt(ft-agl/msl)             5350                      5040
Transport Wnd (mph)                NE 10                     SE  8
Vent Rate (kt-ft)                  48150                     35280
Category Day                       4                         3
Inversion             8pm          61F/9am      8pm          72F/11am
Dispersion                         4                         3
Max ADI Early         5 Very Poor  58 Gen Good  4 Very Poor  19 Gen Poor
Max ADI Late          3 Very Poor  58 Gen Good  4 Very Poor  56 Gen Good
Max LVORI Early       5            6            4            5
Max LVORI Late        7            1            5            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ021-230800-
Marion-
Including the city of Fairmont
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Clear        Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      52 (-13)     75 (0)       55           79
RH % (24h trend)      100 (0)      49 (-14)     89           59
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1500                      1550
Mixing Hgt(ft-agl/msl)             4930                      5070
Transport Wnd (mph)                NE 10                     SE  9
Vent Rate (kt-ft)                  44370                     40560
Category Day                       3                         3
Inversion             8pm          60F/9am      7pm          68F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  52 Gen Good  4 Very Poor  18 Gen Poor
Max ADI Late          4 Very Poor  53 Gen Good  4 Very Poor  53 Gen Good
Max LVORI Early       5            8            4            5
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ509-230800-
Monongalia-
Including the city of Morgantown
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Clear        Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      52 (-13)     75 (0)       55           79
RH % (24h trend)      99 (0)       48 (-13)     89           56
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      NE  5        Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1530                      1720
Mixing Hgt(ft-agl/msl)             5030                      5630
Transport Wnd (mph)                NE 10                     SE  9
Vent Rate (kt-ft)                  45270                     45040
Category Day                       3                         3
Inversion             8pm          61F/9am      7pm          69F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  53 Gen Good  4 Very Poor  20 Gen Poor
Max ADI Late          4 Very Poor  50 Gen Good  4 Very Poor  54 Gen Good
Max LVORI Early       5            7            4            5
Max LVORI Late        9            1            6            2

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ510-230800-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Clear        Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      50 (-14)     73 (+1)      53           78
RH % (24h trend)      99 (-1)      46 (-15)     87           54
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1590                      1590
Mixing Hgt(ft-agl/msl)             5200                      5220
Transport Wnd (mph)                NE  9                     SE  9
Vent Rate (kt-ft)                  41600                     41760
Category Day                       3                         3
Inversion             8pm          59F/9am      7pm          67F/10am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  46 Gen Good  4 Very Poor  25 Fair
Max ADI Late          4 Very Poor  48 Gen Good  4 Very Poor  56 Gen Good
Max LVORI Early       5            6            4            5
Max LVORI Late        9            1            5            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ511-230800-
Preston-
Including the cities of Kingwood and Bruceton Mills
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Mclear       Clear        Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-15)     74 (0)       53           78
RH % (24h trend)      100 (0)      44 (-17)     88           51
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1550                      1510
Mixing Hgt(ft-agl/msl)             5090                      4950
Transport Wnd (mph)                NE  8                     SE  9
Vent Rate (kt-ft)                  35630                     39600
Category Day                       3                         3
Inversion             8pm          59F/9am      7pm          63F/9am
Dispersion                         3                         3
Max ADI Early         5 Very Poor  43 Gen Good  4 Very Poor  29 Fair
Max ADI Late          4 Very Poor  42 Gen Good  4 Very Poor  57 Gen Good
Max LVORI Early       6            7            4            4
Max LVORI Late        9            1            5            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ512-230800-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Pcldy        Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      49 (-14)     73 (+1)      53           76
RH % (24h trend)      100 (0)      45 (-21)     85           53
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1520                      1480
Mixing Hgt(ft-agl/msl)             4970                      4850
Transport Wnd (mph)                NE  9                     SE 10
Vent Rate (kt-ft)                  39760                     43650
Category Day                       3                         3
Inversion             8pm          57F/9am      7pm          61F/9am
Dispersion                         3                         3
Max ADI Early         6 Very Poor  41 Gen Good  4 Very Poor  34 Fair
Max ADI Late          4 Very Poor  39 Fair      4 Very Poor  58 Gen Good
Max LVORI Early       6            6            4            4
Max LVORI Late        9            1            5            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ513-230800-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Pcldy        Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      52 (-12)     75 (+1)      54           78
RH % (24h trend)      99 (-1)      45 (-20)     87           54
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1440                      1440
Mixing Hgt(ft-agl/msl)             4730                      4720
Transport Wnd (mph)                NE  8                     SE  9
Vent Rate (kt-ft)                  33110                     37760
Category Day                       3                         3
Inversion             8pm          58F/9am      7pm          66F/10am
Dispersion                         3                         3
Max ADI Early         6 Very Poor  33 Fair      4 Very Poor  29 Fair
Max ADI Late          3 Very Poor  39 Fair      4 Very Poor  54 Gen Good
Max LVORI Early       6            7            4            5
Max LVORI Late        9            1            5            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ514-230800-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1209 PM EDT Wed Jul 22 2026

                      Tonight      Thu          Thu Night    Fri

Cloud Cover           Pcldy        Mclear       Mclear       Pcldy
Precip Type           None         None         None         None
Chance Precip (%)     0            0            0            0
Chance of Thunder (%) 0            0            0            0
Temp (24h trend)      48 (-13)     72 (+2)      50           73
RH % (24h trend)      100 (0)      50 (-23)     85           58
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.00         0.00         0.00         0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl)              1460                      1350
Mixing Hgt(ft-agl/msl)             4800                      4420
Transport Wnd (mph)                NE  8                     SE 12
Vent Rate (kt-ft)                  33600                     44200
Category Day                       3                         3
Inversion             9pm          53F/8am      7pm          59F/9am
Dispersion                         3                         3
Max ADI Early         9 Poor       27 Fair      4 Very Poor  33 Fair
Max ADI Late          4 Very Poor  38 Fair      4 Very Poor  51 Gen Good
Max LVORI Early       7            6            4            4
Max LVORI Late        9            2            5            1

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY...Partly cloudy. Lows around 60. Highs in the lower
80s. Light winds.
.SUNDAY...Partly cloudy. A chance of showers and thunderstorms.
Patchy fog. Lows in the lower 60s. Highs in the lower 80s.
Southwest winds around 5 mph.
.MONDAY...Mostly cloudy. Patchy fog through the night. A chance
of showers and thunderstorms. Lows in the mid 60s. Highs in the
lower 80s. Southwest winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the lower 80s. West
winds 5 to 10 mph.
.WEDNESDAY...Partly cloudy. A chance of showers. Lows in the
lower 60s. Highs around 80. West winds 5 to 10 mph.

$$

Craven