Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
577
FNUS51 KPBZ 220451
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1251 AM EDT Fri Aug 22 2025
.Discussion...
High pressure will result in dry conditions and seasonable temperatures today.
Min RH values are forecast in the upper 40s to lower 50s today and tomorrow.
&&
OHZ039-222030-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None None
Chance Precip (%) 0 0 0
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+4) 61 (0) 85
RH % (24h trend) 51 (-21) 99 (-1) 51
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl) 1650 1850
Mixing Hgt(ft-agl/msl)5410 6080
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 16230 66880
Dispersion 2 4
ADI early 15 Gen Poor 2 Very Poor 47 Gen Good
ADI late 29 Fair 3 Very Poor 85 Good
Max LVORI early 8 6 7
Max LVORI late 3 8 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-222030-
Carroll-
Including the cities of Carrollton and Malvern
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None None
Chance Precip (%) 0 0 0
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 61 (0) 85
RH % (24h trend) 50 (-22) 97 (-3) 49
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl) 1590 1950
Mixing Hgt(ft-agl/msl)5210 6410
Transport Wnd (mph) E 3 SW 13
Vent Rate (kt-ft) 15630 70510
Dispersion 2 4
ADI early 17 Gen Poor 3 Very Poor 53 Gen Good
ADI late 29 Fair 3 Very Poor 89 Good
Max LVORI early 8 5 6
Max LVORI late 3 8 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-222030-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None None
Chance Precip (%) 0 0 0
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 60 (-1) 86
RH % (24h trend) 48 (-23) 98 (-1) 48
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl) 1580 1910
Mixing Hgt(ft-agl/msl)5190 6260
Transport Wnd (mph) SE 3 SW 14
Vent Rate (kt-ft) 15570 75120
Dispersion 2 4
ADI early 17 Gen Poor 2 Very Poor 53 Gen Good
ADI late 28 Fair 3 Very Poor 90 Good
Max LVORI early 8 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-222030-
Coshocton-
Including the city of Coshocton
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None None
Chance Precip (%) 0 0 0
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 61 (0) 85
RH % (24h trend) 52 (-20) 100 (0) 52
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl) 1650 1860
Mixing Hgt(ft-agl/msl)5400 6110
Transport Wnd (mph) SE 3 W 13
Vent Rate (kt-ft) 16200 67210
Dispersion 2 4
ADI early 13 Gen Poor 2 Very Poor 45 Gen Good
ADI late 28 Fair 3 Very Poor 81 Good
Max LVORI early 9 6 9
Max LVORI late 3 9 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-222030-
Harrison-
Including the city of Cadiz
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None None
Chance Precip (%) 0 0 0
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+3) 62 (+1) 86
RH % (24h trend) 49 (-20) 97 (-3) 47
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(m-agl/msl) 1660 1970
Mixing Hgt(ft-agl/msl)5460 6450
Transport Wnd (mph) E 3 SW 13
Vent Rate (kt-ft) 16380 70950
Dispersion 2 4
ADI early 18 Gen Poor 3 Very Poor 45 Gen Good
ADI late 29 Fair 3 Very Poor 85 Good
Max LVORI early 9 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-222030-
Jefferson OH-
Including the city of Steubenville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+3) 62 (0) 87
RH % (24h trend) 46 (-20) 97 (-2) 45
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1680 1980
Mixing Hgt(ft-agl/msl)5520 6490
Transport Wnd (mph) E 3 SW 13
Vent Rate (kt-ft) 16560 71390
Dispersion 2 4
ADI early 18 Gen Poor 3 Very Poor 43 Gen Good
ADI late 30 Fair 3 Very Poor 86 Good
Max LVORI early 8 4 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-222030-
Muskingum-
Including the city of Zanesville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+2) 61 (0) 85
RH % (24h trend) 54 (-17) 100 (0) 54
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1590 1780
Mixing Hgt(ft-agl/msl)5230 5840
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 15690 58400
Dispersion 2 4
ADI early 13 Gen Poor 2 Very Poor 35 Fair
ADI late 29 Fair 3 Very Poor 71 Good
Max LVORI early 9 6 9
Max LVORI late 3 9 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-222030-
Guernsey-
Including the city of Cambridge
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+3) 62 (0) 86
RH % (24h trend) 51 (-19) 99 (-1) 52
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1690 1790
Mixing Hgt(ft-agl/msl)5530 5860
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 16590 58600
Dispersion 2 4
ADI early 12 Poor 2 Very Poor 38 Fair
ADI late 23 Fair 3 Very Poor 73 Good
Max LVORI early 9 6 8
Max LVORI late 3 9 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-222030-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+2) 63 (0) 87
RH % (24h trend) 50 (-19) 97 (-3) 50
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1740 1940
Mixing Hgt(ft-agl/msl)5690 6360
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 17070 63600
Dispersion 2 4
ADI early 19 Gen Poor 3 Very Poor 43 Gen Good
ADI late 23 Fair 3 Very Poor 82 Good
Max LVORI early 9 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-222030-
Noble-
Including the city of Caldwell
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Mclear
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+3) 63 (+1) 86
RH % (24h trend) 52 (-18) 98 (-2) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1760 1840
Mixing Hgt(ft-agl/msl)5770 6030
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 17310 60300
Dispersion 2 4
ADI early 13 Gen Poor 3 Very Poor 31 Fair
ADI late 23 Fair 3 Very Poor 81 Good
Max LVORI early 9 6 8
Max LVORI late 3 9 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-222030-
Monroe-
Including the city of Woodsfield
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 85 (+3) 64 (+1) 86
RH % (24h trend) 51 (-18) 97 (-3) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1850 1900
Mixing Hgt(ft-agl/msl)6060 6230
Transport Wnd (mph) NE 2 SW 12
Vent Rate (kt-ft) 12120 62300
Dispersion 1 4
ADI early 17 Gen Poor 3 Very Poor 38 Fair
ADI late 23 Fair 3 Very Poor 85 Good
Max LVORI early 9 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-222030-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+4) 59 (0) 85
RH % (24h trend) 50 (-27) 97 (-3) 52
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1590 1710
Mixing Hgt(ft-agl/msl)5210 5610
Transport Wnd (mph) SE 3 SW 15
Vent Rate (kt-ft) 15630 72930
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 43 Gen Good
ADI late 26 Fair 4 Very Poor 85 Good
Max LVORI early 8 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-222030-
Venango-
Including the cities of Oil City and Franklin
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+5) 58 (+1) 85
RH % (24h trend) 46 (-32) 95 (-5) 56
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1560 1580
Mixing Hgt(ft-agl/msl)5110 5180
Transport Wnd (mph) SE 3 SW 15
Vent Rate (kt-ft) 15330 67340
Dispersion 2 4
ADI early 19 Gen Poor 2 Very Poor 50 Gen Good
ADI late 26 Fair 4 Very Poor 82 Good
Max LVORI early 9 6 6
Max LVORI late 3 7 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-222030-
Forest-
Including the city of Tionesta
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+6) 56 (+1) 84
RH % (24h trend) 39 (-31) 92 (-8) 52
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1620 1570
Mixing Hgt(ft-agl/msl)5320 5160
Transport Wnd (mph) S 3 SW 15
Vent Rate (kt-ft) 15960 67080
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 47 Gen Good
ADI late 22 Fair 5 Very Poor 80 Good
Max LVORI early 9 5 6
Max LVORI late 2 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-222030-
Lawrence-
Including the cities of New Castle and Ellwood City
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 59 (-1) 86
RH % (24h trend) 48 (-26) 99 (-1) 49
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1610 1800
Mixing Hgt(ft-agl/msl)5280 5890
Transport Wnd (mph) SE 3 SW 15
Vent Rate (kt-ft) 15840 76570
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 48 Gen Good
ADI late 26 Fair 3 Very Poor 90 Good
Max LVORI early 8 6 7
Max LVORI late 3 8 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-222030-
Butler-
Including the city of Butler
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+4) 59 (0) 86
RH % (24h trend) 48 (-26) 98 (-2) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1620 1620
Mixing Hgt(ft-agl/msl)5310 5300
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 15930 58300
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 42 Gen Good
ADI late 24 Fair 3 Very Poor 70 Good
Max LVORI early 8 6 7
Max LVORI late 3 8 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-222030-
Clarion-
Including the city of Clarion
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+5) 58 (+1) 85
RH % (24h trend) 41 (-29) 92 (-8) 51
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1610 1600
Mixing Hgt(ft-agl/msl)5290 5260
Transport Wnd (mph) SE 3 SW 14
Vent Rate (kt-ft) 15870 63120
Dispersion 2 4
ADI early 19 Gen Poor 2 Very Poor 43 Gen Good
ADI late 24 Fair 4 Very Poor 79 Good
Max LVORI early 9 4 5
Max LVORI late 2 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-222030-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+6) 57 (+1) 84
RH % (24h trend) 38 (-26) 88 (-11) 50
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 6
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1720 1570
Mixing Hgt(ft-agl/msl)5640 5160
Transport Wnd (mph) SE 3 SW 15
Vent Rate (kt-ft) 16920 67080
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 43 Gen Good
ADI late 23 Fair 4 Very Poor 72 Good
Max LVORI early 8 3 5
Max LVORI late 2 5 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-222030-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+4) 61 (0) 87
RH % (24h trend) 45 (-23) 97 (-2) 46
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1630 1840
Mixing Hgt(ft-agl/msl)5340 6030
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 16020 66330
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 42 Gen Good
ADI late 22 Fair 3 Very Poor 81 Good
Max LVORI early 7 4 7
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-222030-
Allegheny-
Including the city of Pittsburgh Metro Area
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+4) 61 (-1) 87
RH % (24h trend) 47 (-22) 96 (-2) 48
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1690 1800
Mixing Hgt(ft-agl/msl)5540 5900
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 16620 59000
Dispersion 2 4
ADI early 17 Gen Poor 2 Very Poor 43 Gen Good
ADI late 23 Fair 3 Very Poor 77 Good
Max LVORI early 7 4 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-222030-
Armstrong-
Including the cities of Kittanning and Ford City
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+4) 59 (0) 87
RH % (24h trend) 44 (-26) 95 (-5) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1600 1600
Mixing Hgt(ft-agl/msl)5240 5250
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 15720 57750
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 40 Fair
ADI late 25 Fair 4 Very Poor 72 Good
Max LVORI early 9 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-222030-
Washington-
Including the cities of Washington and Canonsburg
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 62 (0) 86
RH % (24h trend) 48 (-17) 97 (-2) 49
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1650 1800
Mixing Hgt(ft-agl/msl)5410 5910
Transport Wnd (mph) NE 3 SW 13
Vent Rate (kt-ft) 16230 65010
Dispersion 2 4
ADI early 19 Gen Poor 2 Very Poor 43 Gen Good
ADI late 28 Fair 3 Very Poor 77 Good
Max LVORI early 8 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-222030-
Greene-
Including the city of Waynesburg
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+2) 63 (+2) 86
RH % (24h trend) 51 (-20) 97 (-3) 52
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1690 1840
Mixing Hgt(ft-agl/msl)5540 6040
Transport Wnd (mph) NE 3 SW 13
Vent Rate (kt-ft) 16620 66440
Dispersion 2 4
ADI early 20 Gen Poor 3 Very Poor 45 Gen Good
ADI late 29 Fair 4 Very Poor 83 Good
Max LVORI early 9 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-222030-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 61 (+1) 87
RH % (24h trend) 50 (-20) 96 (-3) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1610 1830
Mixing Hgt(ft-agl/msl)5270 6000
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 15810 66000
Dispersion 2 4
ADI early 13 Gen Poor 3 Very Poor 38 Fair
ADI late 22 Fair 4 Very Poor 73 Good
Max LVORI early 9 5 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-222030-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+7) 60 (+1) 86
RH % (24h trend) 45 (-22) 92 (-5) 48
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1660 1820
Mixing Hgt(ft-agl/msl)5430 5960
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 16290 65560
Dispersion 2 4
ADI early 17 Gen Poor 4 Very Poor 44 Gen Good
ADI late 22 Fair 5 Very Poor 75 Good
Max LVORI early 7 4 5
Max LVORI late 2 5 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-222030-
Fayette-
Including the city of Uniontown
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 63 (+2) 88
RH % (24h trend) 50 (-17) 93 (-6) 50
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1640 1860
Mixing Hgt(ft-agl/msl)5370 6090
Transport Wnd (mph) NE 3 SW 13
Vent Rate (kt-ft) 16110 66990
Dispersion 2 4
ADI early 19 Gen Poor 4 Very Poor 50 Gen Good
ADI late 22 Fair 4 Very Poor 88 Good
Max LVORI early 9 5 5
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-222030-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+5) 59 (+1) 85
RH % (24h trend) 51 (-20) 99 (-1) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1480 1780
Mixing Hgt(ft-agl/msl)4860 5830
Transport Wnd (mph) SE 2 SW 12
Vent Rate (kt-ft) 9720 58300
Dispersion 1 4
ADI early 16 Gen Poor 4 Very Poor 42 Gen Good
ADI late 19 Gen Poor 5 Very Poor 73 Good
Max LVORI early 8 5 7
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-222030-
Indiana-
Including the city of Indiana
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+6) 60 (+1) 86
RH % (24h trend) 43 (-26) 91 (-8) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1660 1720
Mixing Hgt(ft-agl/msl)5460 5660
Transport Wnd (mph) SE 3 SW 13
Vent Rate (kt-ft) 16380 62260
Dispersion 2 4
ADI early 17 Gen Poor 3 Very Poor 38 Fair
ADI late 23 Fair 4 Very Poor 68 Good
Max LVORI early 8 4 5
Max LVORI late 2 5 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-222030-
Higher Elevations of Indiana-
Including the city of Armagh
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 82 (+7) 61 (+2) 84
RH % (24h trend) 45 (-25) 89 (-7) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1650 1630
Mixing Hgt(ft-agl/msl)5410 5350
Transport Wnd (mph) SE 3 SW 12
Vent Rate (kt-ft) 16230 53500
Dispersion 2 4
ADI early 17 Gen Poor 4 Very Poor 40 Fair
ADI late 22 Fair 5 Very Poor 64 Good
Max LVORI early 6 4 5
Max LVORI late 2 5 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-222030-
Hancock-
Including the city of Weirton
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 62 (0) 86
RH % (24h trend) 46 (-20) 95 (-3) 45
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1670 1940
Mixing Hgt(ft-agl/msl)5470 6350
Transport Wnd (mph) E 3 SW 13
Vent Rate (kt-ft) 16410 69850
Dispersion 2 4
ADI early 18 Gen Poor 2 Very Poor 44 Gen Good
ADI late 29 Fair 3 Very Poor 83 Good
Max LVORI early 7 4 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-222030-
Brooke-
Including the cities of Follansbee and Wellsburg
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 85 (+4) 63 (0) 87
RH % (24h trend) 45 (-20) 96 (-2) 45
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1730 1940
Mixing Hgt(ft-agl/msl)5690 6370
Transport Wnd (mph) NE 3 SW 12
Vent Rate (kt-ft) 17070 63700
Dispersion 2 4
ADI early 21 Fair 2 Very Poor 45 Gen Good
ADI late 30 Fair 3 Very Poor 81 Good
Max LVORI early 8 4 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-222030-
Ohio-
Including the city of Wheeling
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 84 (+3) 63 (0) 87
RH % (24h trend) 49 (-19) 97 (-3) 49
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1740 1950
Mixing Hgt(ft-agl/msl)5700 6400
Transport Wnd (mph) E 3 SW 12
Vent Rate (kt-ft) 17100 64000
Dispersion 2 4
ADI early 21 Fair 3 Very Poor 47 Gen Good
ADI late 31 Fair 3 Very Poor 83 Good
Max LVORI early 9 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-222030-
Marshall-
Including the city of Moundsville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 85 (+3) 64 (+1) 87
RH % (24h trend) 53 (-20) 96 (-4) 54
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 5
Precip Amount 0.00 0.00 0.02
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1790 1940
Mixing Hgt(ft-agl/msl)5870 6360
Transport Wnd (mph) NE 3 SW 13
Vent Rate (kt-ft) 17610 69960
Dispersion 2 4
ADI early 21 Fair 3 Very Poor 49 Gen Good
ADI late 24 Fair 4 Very Poor 84 Good
Max LVORI early 9 5 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-222030-
Wetzel-
Including the city of New Martinsville
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 85 (+4) 64 (+2) 86
RH % (24h trend) 55 (-19) 96 (-4) 57
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.04
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1880 1850
Mixing Hgt(ft-agl/msl)6160 6060
Transport Wnd (mph) NE 3 SW 13
Vent Rate (kt-ft) 18480 66660
Dispersion 2 4
ADI early 20 Gen Poor 3 Very Poor 43 Gen Good
ADI late 25 Fair 4 Very Poor 88 Good
Max LVORI early 8 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-222030-
Marion-
Including the city of Fairmont
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+2) 64 (+2) 86
RH % (24h trend) 54 (-17) 96 (-4) 55
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1770 1790
Mixing Hgt(ft-agl/msl)5800 5870
Transport Wnd (mph) NE 5 SW 13
Vent Rate (kt-ft) 23200 64570
Dispersion 2 4
ADI early 21 Fair 3 Very Poor 34 Fair
ADI late 30 Fair 3 Very Poor 82 Good
Max LVORI early 8 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-222030-
Monongalia-
Including the city of Morgantown
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 83 (+3) 64 (+2) 86
RH % (24h trend) 54 (-18) 95 (-4) 55
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1610 1770
Mixing Hgt(ft-agl/msl)5270 5810
Transport Wnd (mph) NE 5 SW 12
Vent Rate (kt-ft) 21080 58100
Dispersion 2 4
ADI early 20 Gen Poor 3 Very Poor 45 Gen Good
ADI late 29 Fair 4 Very Poor 78 Good
Max LVORI early 9 6 6
Max LVORI late 3 6 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-222030-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 20
Temp (24h trend) 80 (+2) 61 (+2) 83
RH % (24h trend) 54 (-18) 98 (-2) 54
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1420 1650
Mixing Hgt(ft-agl/msl)4650 5420
Transport Wnd (mph) NE 3 SW 12
Vent Rate (kt-ft) 13950 54200
Dispersion 2 4
ADI early 16 Gen Poor 4 Very Poor 31 Fair
ADI late 19 Gen Poor 4 Very Poor 71 Good
Max LVORI early 8 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-222030-
Preston-
Including the cities of Kingwood and Bruceton Mills
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 20
Temp (24h trend) 82 (+4) 60 (+1) 85
RH % (24h trend) 52 (-17) 99 (-1) 53
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1550 1740
Mixing Hgt(ft-agl/msl)5100 5690
Transport Wnd (mph) N 3 SW 10
Vent Rate (kt-ft) 15300 51210
Dispersion 2 4
ADI early 15 Gen Poor 4 Very Poor 37 Fair
ADI late 21 Fair 4 Very Poor 74 Good
Max LVORI early 8 6 7
Max LVORI late 3 8 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-222030-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 20
Temp (24h trend) 81 (+4) 60 (+1) 83
RH % (24h trend) 54 (-18) 98 (-2) 54
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1460 1610
Mixing Hgt(ft-agl/msl)4790 5280
Transport Wnd (mph) N 3 SW 10
Vent Rate (kt-ft) 14370 47520
Dispersion 2 4
ADI early 16 Gen Poor 4 Very Poor 40 Fair
ADI late 20 Gen Poor 5 Very Poor 61 Good
Max LVORI early 8 6 7
Max LVORI late 3 7 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-222030-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 20
Temp (24h trend) 82 (+3) 61 (+3) 84
RH % (24h trend) 52 (-14) 95 (-5) 51
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1590 1520
Mixing Hgt(ft-agl/msl)5210 4980
Transport Wnd (mph) NW 3 SW 10
Vent Rate (kt-ft) 15630 44820
Dispersion 2 3
ADI early 14 Gen Poor 4 Very Poor 41 Gen Good
ADI late 21 Fair 5 Very Poor 58 Gen Good
Max LVORI early 8 6 6
Max LVORI late 3 7 1
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-222030-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1251 AM EDT Fri Aug 22 2025
Today Tonight Sat
Cloud Cover Pcldy Pcldy Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 20
Temp (24h trend) 77 (+6) 57 (+1) 79
RH % (24h trend) 62 (-10) 99 (-1) 59
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1380 1320
Mixing Hgt(ft-agl/msl)4520 4320
Transport Wnd (mph) N 3 SW 10
Vent Rate (kt-ft) 13560 38880
Dispersion 2 3
ADI early 14 Gen Poor 5 Very Poor 37 Fair
ADI late 19 Gen Poor 5 Very Poor 50 Gen Good
Max LVORI early 9 6 6
Max LVORI late 4 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. South winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. West winds around 5 mph.
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs around 70.
West winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 70s. Northwest winds 5 to 10 mph.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the mid
70s. Southwest winds around 5 mph.
$$