Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
221
FNUS51 KPBZ 201642
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1242 PM EDT Sat Sep 20 2025
.Discussion...
Mostly dry conditions will prevail today outside of the I-70
corridor and south where scattered showers/storms are possible
this afternoon and evening. Elsewhere, minRH values will dip as
low as the low 40% range with easterly wind around 5-10 mph.
Additional scattered showers/storms are possible in eastern Ohio
on Sunday afternoon and evening. Higher wetting rain chances
arrive for the upcoming work week with increasing RH and cooling
temperatures.
&&
OHZ039-210815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 20 30 70 70
Chance of Thunder (%) 20 30 40 30
Temp (24h trend) 59 (+2) 86 (0) 61 81
RH % (24h trend) 94 (-5) 41 (-3) 100 63
20ft Wnd-Val/AM(mph) S 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 6 SW 8
Precip Amount 0.01 0.00 0.14 0.17
Precip Duration 1 0 8 6
Precip Begin 6 PM 4 PM Continuing Continuing
Precip End 4 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 2110 1440
Mixing Hgt(ft-agl/msl) 6910 4720
Transport Wnd (mph) S 16 SW 18
Vent Rate (kt-ft) 94010 67180
Dispersion 5 5
ADI early 4 Very Poor 43 Gen Good 18 Gen Poor 32 Fair
ADI late 5 Very Poor 78 Good 12 Poor 53 Gen Good
Max LVORI early 5 5 4 7
Max LVORI late 6 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-210815-
Carroll-
Including the cities of Carrollton and Malvern
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 70 70
Chance of Thunder (%) 20 0 30 30
Temp (24h trend) 59 (+2) 85 (0) 61 80
RH % (24h trend) 93 (-3) 41 (-3) 99 63
20ft Wnd-Val/AM(mph) SE 7 S 8
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 7 SW 9
Precip Amount 0.00 0.00 0.11 0.14
Precip Duration 1 8 6
Precip Begin 7 PM 6 PM Continuing
Precip End 4 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2230 1320
Mixing Hgt(ft-agl/msl) 7330 4330
Transport Wnd (mph) S 17 SW 18
Vent Rate (kt-ft) 100070 53160
Dispersion 5 5
ADI early 7 Poor 45 Gen Good 18 Gen Poor 35 Fair
ADI late 7 Poor 82 Good 13 Gen Poor 50 Gen Good
Max LVORI early 4 5 4 7
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-210815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 70 70
Chance of Thunder (%) 20 0 30 20
Temp (24h trend) 59 (+3) 85 (+1) 61 80
RH % (24h trend) 93 (-3) 41 (-4) 100 62
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 SE 7 SW 9
Precip Amount 0.00 0.00 0.07 0.14
Precip Duration 1 5 6
Precip Begin 8 PM 6 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2110 1280
Mixing Hgt(ft-agl/msl) 6910 4200
Transport Wnd (mph) S 17 SW 18
Vent Rate (kt-ft) 98340 41920
Dispersion 5 5
ADI early 7 Poor 48 Gen Good 19 Gen Poor 38 Fair
ADI late 7 Poor 78 Good 13 Gen Poor 49 Gen Good
Max LVORI early 4 5 4 6
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-210815-
Coshocton-
Including the city of Coshocton
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 70 70
Chance of Thunder (%) 0 0 40 40
Temp (24h trend) 59 (+1) 86 (0) 61 80
RH % (24h trend) 95 (-4) 41 (-3) 100 65
20ft Wnd-Val/AM(mph) SE 5 S 6
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 6 SW 7
Precip Amount 0.00 0.00 0.17 0.19
Precip Duration 8 6
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 2250 1330
Mixing Hgt(ft-agl/msl) 7370 4350
Transport Wnd (mph) S 17 SW 17
Vent Rate (kt-ft) 99270 69220
Dispersion 5 5
ADI early 4 Very Poor 39 Fair 18 Gen Poor 31 Fair
ADI late 4 Very Poor 80 Good 8 Poor 48 Gen Good
Max LVORI early 5 6 5 8
Max LVORI late 6 1 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-210815-
Harrison-
Including the city of Cadiz
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 70 60
Chance of Thunder (%) 20 0 30 30
Temp (24h trend) 59 (+1) 86 (+1) 61 81
RH % (24h trend) 93 (-2) 38 (-5) 99 59
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 6 SW 7
Precip Amount 0.03 0.00 0.07 0.12
Precip Duration 1 8 6
Precip Begin 6 PM 6 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2230 1470
Mixing Hgt(ft-agl/msl) 7300 4820
Transport Wnd (mph) S 17 SW 17
Vent Rate (kt-ft) 95540 53900
Dispersion 5 5
ADI early 6 Very Poor 44 Gen Good 17 Gen Poor 34 Fair
ADI late 7 Poor 83 Good 13 Gen Poor 51 Gen Good
Max LVORI early 4 6 4 6
Max LVORI late 6 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-210815-
Jefferson OH-
Including the city of Steubenville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 60 60
Chance of Thunder (%) 20 0 30 20
Temp (24h trend) 60 (+1) 86 (+1) 62 81
RH % (24h trend) 92 (+2) 38 (-5) 97 55
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 S 7 SW 9
Precip Amount 0.06 0.00 0.05 0.10
Precip Duration 1 5 6
Precip Begin 7 PM 6 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2180 1430
Mixing Hgt(ft-agl/msl) 7160 4700
Transport Wnd (mph) S 16 SW 17
Vent Rate (kt-ft) 87310 45340
Dispersion 5 5
ADI early 7 Poor 43 Gen Good 16 Gen Poor 32 Fair
ADI late 6 Very Poor 76 Good 13 Gen Poor 52 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 6 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-210815-
Muskingum-
Including the city of Zanesville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Mcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 70 70
Chance of Thunder (%) 0 0 40 40
Temp (24h trend) 60 (+1) 87 (+1) 61 82
RH % (24h trend) 92 (-5) 41 (-2) 100 62
20ft Wnd-Val/AM(mph) S 5 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 S 5 SW 6
Precip Amount 0.00 0.00 0.23 0.20
Precip Duration 8 6
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 2190 1460
Mixing Hgt(ft-agl/msl) 7200 4790
Transport Wnd (mph) S 15 SW 16
Vent Rate (kt-ft) 108030 71240
Dispersion 5 5
ADI early 4 Very Poor 41 Gen Good 16 Gen Poor 31 Fair
ADI late 4 Very Poor 75 Good 9 Poor 50 Gen Good
Max LVORI early 5 5 5 7
Max LVORI late 6 1 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-210815-
Guernsey-
Including the city of Cambridge
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Showers None Tstms Tstms
Chance Precip (%) 20 0 60 60
Chance of Thunder (%) 0 0 30 30
Temp (24h trend) 60 (+3) 87 (+1) 61 82
RH % (24h trend) 93 (-6) 41 (-3) 100 61
20ft Wnd-Val/AM(mph) S 6 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 5 SW 6
Precip Amount 0.01 0.00 0.10 0.16
Precip Duration 0 8 6
Precip Begin 6 PM 6 PM Continuing
Precip End 10 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 2190 1530
Mixing Hgt(ft-agl/msl) 7190 5010
Transport Wnd (mph) S 16 SW 17
Vent Rate (kt-ft) 89850 58380
Dispersion 5 5
ADI early 5 Very Poor 45 Gen Good 9 Poor 31 Fair
ADI late 4 Very Poor 88 Good 10 Poor 52 Gen Good
Max LVORI early 5 5 4 7
Max LVORI late 6 1 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-210815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 60 50
Chance of Thunder (%) 20 0 30 30
Temp (24h trend) 61 (+2) 86 (0) 62 83
RH % (24h trend) 91 (-4) 39 (-4) 97 58
20ft Wnd-Val/AM(mph) SE 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 6 SW 7
Precip Amount 0.01 0.00 0.03 0.08
Precip Duration 1 5 4
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2170 1520
Mixing Hgt(ft-agl/msl) 7130 5000
Transport Wnd (mph) S 15 SW 18
Vent Rate (kt-ft) 89900 61220
Dispersion 5 5
ADI early 6 Very Poor 43 Gen Good 9 Poor 29 Fair
ADI late 7 Poor 74 Good 13 Gen Poor 55 Gen Good
Max LVORI early 5 5 4 6
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-210815-
Noble-
Including the city of Caldwell
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type None None Tstms Tstms
Chance Precip (%) 0 0 60 60
Chance of Thunder (%) 0 0 30 30
Temp (24h trend) 61 (+3) 87 (0) 61 83
RH % (24h trend) 92 (-4) 40 (-3) 99 59
20ft Wnd-Val/AM(mph) S 6 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 S 5 SW 6
Precip Amount 0.00 0.00 0.05 0.13
Precip Duration 5 6
Precip Begin 6 PM Continuing
Precip End Continuing Continuing
Mixing Hgt(m-agl/msl) 2180 1540
Mixing Hgt(ft-agl/msl) 7140 5060
Transport Wnd (mph) S 15 SW 17
Vent Rate (kt-ft) 82430 58040
Dispersion 5 5
ADI early 5 Very Poor 42 Gen Good 8 Poor 28 Fair
ADI late 5 Very Poor 106 Very Good9 Poor 52 Gen Good
Max LVORI early 5 5 4 7
Max LVORI late 6 1 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-210815-
Monroe-
Including the city of Woodsfield
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Pcldy
Precip Type Showers None Tstms Tstms
Chance Precip (%) 20 0 50 50
Chance of Thunder (%) 0 0 30 30
Temp (24h trend) 61 (+2) 86 (0) 62 83
RH % (24h trend) 92 (-2) 39 (-4) 97 59
20ft Wnd-Val/AM(mph) SE 5 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 Lgt/Var SW 6
Precip Amount 0.00 0.00 0.02 0.10
Precip Duration 0 2 2
Precip Begin 6 PM 6 PM Continuing
Precip End 9 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 2130 1570
Mixing Hgt(ft-agl/msl) 6990 5170
Transport Wnd (mph) S 14 SW 17
Vent Rate (kt-ft) 75040 64990
Dispersion 5 5
ADI early 5 Very Poor 43 Gen Good 8 Poor 28 Fair
ADI late 5 Very Poor 105 Very Good9 Poor 53 Gen Good
Max LVORI early 5 5 4 6
Max LVORI late 6 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-210815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 20 20 70 80
Chance of Thunder (%) 20 20 30 20
Temp (24h trend) 59 (+5) 85 (+4) 60 79
RH % (24h trend) 95 (-2) 46 (+2) 100 67
20ft Wnd-Val/AM(mph) SE 9 S 8
20ft Wnd-Rdg/PM(mph) E 5 S 10 SE 9 SW 8
Precip Amount 0.01 0.01 0.08 0.16
Precip Duration 1 0 5 7
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1810 1190
Mixing Hgt(ft-agl/msl) 5920 3910
Transport Wnd (mph) S 17 SW 18
Vent Rate (kt-ft) 92110 38550
Dispersion 5 5
ADI early 9 Poor 47 Gen Good 24 Fair 35 Fair
ADI late 12 Poor 78 Good 14 Gen Poor 44 Gen Good
Max LVORI early 3 5 4 5
Max LVORI late 5 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-210815-
Venango-
Including the cities of Oil City and Franklin
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 20 50 80
Chance of Thunder (%) 0 20 30 20
Temp (24h trend) 58 (+5) 82 (+2) 59 78
RH % (24h trend) 97 (+3) 52 (+11) 100 69
20ft Wnd-Val/AM(mph) SE 8 S 7
20ft Wnd-Rdg/PM(mph) SE 5 S 9 SE 8 SW 7
Precip Amount 0.00 0.00 0.05 0.17
Precip Duration 0 2 6
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1480 1290
Mixing Hgt(ft-agl/msl) 4860 4230
Transport Wnd (mph) S 17 SW 18
Vent Rate (kt-ft) 66240 45020
Dispersion 5 5
ADI early 8 Poor 44 Gen Good 24 Fair 38 Fair
ADI late 11 Poor 68 Good 14 Gen Poor 51 Gen Good
Max LVORI early 3 5 5 5
Max LVORI late 5 2 6 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-210815-
Forest-
Including the city of Tionesta
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 30 40 80
Chance of Thunder (%) 0 20 20 20
Temp (24h trend) 57 (+6) 80 (+1) 58 78
RH % (24h trend) 93 (+1) 52 (+15) 98 65
20ft Wnd-Val/AM(mph) SE 7 S 6
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 7 SW 7
Precip Amount 0.00 0.00 0.02 0.19
Precip Duration 1 2 6
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1280 1280
Mixing Hgt(ft-agl/msl) 4210 4210
Transport Wnd (mph) S 16 SW 20
Vent Rate (kt-ft) 57920 53560
Dispersion 5 5
ADI early 8 Poor 41 Gen Good 23 Fair 40 Fair
ADI late 10 Poor 63 Good 13 Gen Poor 53 Gen Good
Max LVORI early 3 5 5 5
Max LVORI late 5 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-210815-
Lawrence-
Including the cities of New Castle and Ellwood City
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 60 70
Chance of Thunder (%) 20 20 30 20
Temp (24h trend) 59 (+8) 85 (+2) 60 81
RH % (24h trend) 94 (-6) 44 (0) 100 63
20ft Wnd-Val/AM(mph) SE 7 S 6
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 SE 7 SW 7
Precip Amount 0.00 0.00 0.06 0.14
Precip Duration 1 0 5 6
Precip Begin 8 PM 4 PM Continuing Continuing
Precip End 6 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1920 1040
Mixing Hgt(ft-agl/msl) 6280 3420
Transport Wnd (mph) S 17 SW 17
Vent Rate (kt-ft) 79740 42220
Dispersion 5 5
ADI early 8 Poor 48 Gen Good 20 Gen Poor 38 Fair
ADI late 8 Poor 77 Good 12 Poor 44 Gen Good
Max LVORI early 4 5 4 7
Max LVORI late 5 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-210815-
Butler-
Including the city of Butler
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 30 50 70
Chance of Thunder (%) 20 30 20 20
Temp (24h trend) 58 (+5) 85 (+3) 59 81
RH % (24h trend) 98 (+1) 49 (+4) 100 62
20ft Wnd-Val/AM(mph) SE 7 S 6
20ft Wnd-Rdg/PM(mph) Lgt/Var SE 8 SE 7 SW 7
Precip Amount 0.00 0.02 0.04 0.13
Precip Duration 1 0 2 5
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1660 1410
Mixing Hgt(ft-agl/msl) 5440 4610
Transport Wnd (mph) S 16 SW 17
Vent Rate (kt-ft) 65380 53160
Dispersion 5 5
ADI early 8 Poor 40 Fair 23 Fair 35 Fair
ADI late 8 Poor 66 Good 10 Poor 50 Gen Good
Max LVORI early 4 6 5 5
Max LVORI late 6 1 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-210815-
Clarion-
Including the city of Clarion
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 20 40 70
Chance of Thunder (%) 0 20 20 20
Temp (24h trend) 58 (+4) 82 (+2) 59 81
RH % (24h trend) 94 (+4) 50 (+13) 98 60
20ft Wnd-Val/AM(mph) SE 8 S 6
20ft Wnd-Rdg/PM(mph) SE 5 SE 9 SE 8 G17 SW 7
Precip Amount 0.00 0.01 0.02 0.14
Precip Duration 0 2 5
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1320 1380
Mixing Hgt(ft-agl/msl) 4340 4540
Transport Wnd (mph) S 15 SW 18
Vent Rate (kt-ft) 57300 60120
Dispersion 5 5
ADI early 8 Poor 38 Fair 24 Fair 41 Gen Good
ADI late 11 Poor 60 Gen Good 13 Gen Poor 51 Gen Good
Max LVORI early 3 5 4 5
Max LVORI late 5 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-210815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type None Tstms Tstms Tstms
Chance Precip (%) 0 20 30 70
Chance of Thunder (%) 0 20 20 30
Temp (24h trend) 57 (+5) 78 (-1) 58 80
RH % (24h trend) 93 (+8) 53 (+19) 95 57
20ft Wnd-Val/AM(mph) SE 9 S 6
20ft Wnd-Rdg/PM(mph) SE 6 SE 9 G17 SE 9 G17 SW 7
Precip Amount 0.00 0.00 0.00 0.13
Precip Duration 0 1 5
Precip Begin 6 AM Continuing Continuing
Precip End Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1160 1430
Mixing Hgt(ft-agl/msl) 3790 4700
Transport Wnd (mph) S 15 SW 18
Vent Rate (kt-ft) 50130 63180
Dispersion 5 5
ADI early 9 Poor 33 Fair 17 Gen Poor 43 Gen Good
ADI late 13 Gen Poor 53 Gen Good 13 Gen Poor 54 Gen Good
Max LVORI early 3 5 4 5
Max LVORI late 4 2 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-210815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 60 60
Chance of Thunder (%) 20 20 30 20
Temp (24h trend) 60 (+10) 85 (+1) 61 81
RH % (24h trend) 92 (-2) 42 (-2) 99 57
20ft Wnd-Val/AM(mph) SE 6 S 6
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 7 SW 7
Precip Amount 0.00 0.00 0.03 0.11
Precip Duration 1 0 4 6
Precip Begin 8 PM 4 PM Continuing Continuing
Precip End 6 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 2040 1270
Mixing Hgt(ft-agl/msl) 6700 4170
Transport Wnd (mph) S 16 SW 16
Vent Rate (kt-ft) 77780 44330
Dispersion 5 5
ADI early 7 Poor 47 Gen Good 19 Gen Poor 37 Fair
ADI late 7 Poor 74 Good 10 Poor 45 Gen Good
Max LVORI early 4 5 4 6
Max LVORI late 5 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-210815-
Allegheny-
Including the city of Pittsburgh Metro Area
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 40 60
Chance of Thunder (%) 20 20 30 30
Temp (24h trend) 61 (+2) 85 (+1) 61 83
RH % (24h trend) 95 (+5) 45 (-1) 97 56
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) E 6 SE 9 SE 8 SW 9
Precip Amount 0.00 0.00 0.02 0.06
Precip Duration 1 0 1 4
Precip Begin 6 PM 4 PM Continuing Continuing
Precip End 6 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1940 1570
Mixing Hgt(ft-agl/msl) 6350 5150
Transport Wnd (mph) S 14 SW 17
Vent Rate (kt-ft) 65020 63080
Dispersion 5 5
ADI early 8 Poor 39 Fair 20 Gen Poor 33 Fair
ADI late 7 Poor 61 Good 11 Poor 52 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 5 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-210815-
Armstrong-
Including the cities of Kittanning and Ford City
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Mcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 40 60
Chance of Thunder (%) 20 20 20 30
Temp (24h trend) 60 (+4) 83 (+1) 59 82
RH % (24h trend) 96 (+2) 51 (+10) 99 58
20ft Wnd-Val/AM(mph) SE 7 S 6
20ft Wnd-Rdg/PM(mph) SE 5 SE 9 SE 8 SW 7
Precip Amount 0.00 0.01 0.03 0.10
Precip Duration 1 0 1 5
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1340 1430
Mixing Hgt(ft-agl/msl) 4380 4700
Transport Wnd (mph) S 15 SW 17
Vent Rate (kt-ft) 57640 56590
Dispersion 5 5
ADI early 8 Poor 38 Fair 23 Fair 34 Fair
ADI late 9 Poor 55 Gen Good 11 Poor 51 Gen Good
Max LVORI early 4 5 5 6
Max LVORI late 5 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-210815-
Washington-
Including the cities of Washington and Canonsburg
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 20 20 40 50
Chance of Thunder (%) 20 20 30 30
Temp (24h trend) 60 (+2) 85 (+1) 61 82
RH % (24h trend) 94 (-1) 41 (-4) 95 56
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) SE 5 S 9 SE 8 SW 9
Precip Amount 0.02 0.00 0.02 0.05
Precip Duration 1 0 2 2
Precip Begin 6 PM 4 PM Continuing Continuing
Precip End 6 AM Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 2060 1580
Mixing Hgt(ft-agl/msl) 6740 5200
Transport Wnd (mph) S 14 SW 17
Vent Rate (kt-ft) 82260 80590
Dispersion 5 5
ADI early 7 Poor 42 Gen Good 14 Gen Poor 36 Fair
ADI late 7 Poor 65 Good 12 Poor 53 Gen Good
Max LVORI early 4 6 4 5
Max LVORI late 6 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-210815-
Greene-
Including the city of Waynesburg
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 30 0 30 50
Chance of Thunder (%) 30 0 20 30
Temp (24h trend) 61 (+2) 85 (0) 61 83
RH % (24h trend) 94 (-5) 46 (-2) 94 58
20ft Wnd-Val/AM(mph) SE 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 7 SW 8
Precip Amount 0.02 0.00 0.01 0.03
Precip Duration 1 1 2
Precip Begin 6 PM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2060 1690
Mixing Hgt(ft-agl/msl) 6750 5530
Transport Wnd (mph) S 13 SW 17
Vent Rate (kt-ft) 80060 81010
Dispersion 5 5
ADI early 6 Very Poor 39 Fair 14 Gen Poor 39 Fair
ADI late 6 Very Poor 63 Good 10 Poor 55 Gen Good
Max LVORI early 5 6 4 5
Max LVORI late 6 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-210815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 30 60
Chance of Thunder (%) 20 20 20 30
Temp (24h trend) 61 (+3) 83 (-1) 61 83
RH % (24h trend) 95 (-3) 50 (+4) 97 58
20ft Wnd-Val/AM(mph) SE 8 S 7
20ft Wnd-Rdg/PM(mph) SE 6 SE 9 SE 9 SW 9
Precip Amount 0.00 0.00 0.02 0.06
Precip Duration 1 0 1 4
Precip Begin 6 PM Continuing 2 AM Continuing
Precip End Continuing 6 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 1500 1590
Mixing Hgt(ft-agl/msl) 4930 5220
Transport Wnd (mph) S 14 SW 17
Vent Rate (kt-ft) 52160 68280
Dispersion 5 5
ADI early 9 Poor 37 Fair 18 Gen Poor 38 Fair
ADI late 9 Poor 53 Gen Good 11 Poor 53 Gen Good
Max LVORI early 4 5 5 6
Max LVORI late 5 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-210815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 40 30 30 50
Chance of Thunder (%) 20 20 20 40
Temp (24h trend) 59 (+1) 79 (-1) 60 81
RH % (24h trend) 96 (+3) 51 (+9) 94 51
20ft Wnd-Val/AM(mph) SE 9 G19 S 5
20ft Wnd-Rdg/PM(mph) SE 7 G18 SE 9 G18 SE 9 G20 SW 6
Precip Amount 0.00 0.01 0.01 0.09
Precip Duration 1 1 1 2
Precip Begin 7 PM Continuing 2 AM Continuing
Precip End Continuing 6 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 1050 1700
Mixing Hgt(ft-agl/msl) 3430 5580
Transport Wnd (mph) SE 15 SW 17
Vent Rate (kt-ft) 46810 65740
Dispersion 5 5
ADI early 11 Poor 33 Fair 19 Gen Poor 34 Fair
ADI late 13 Gen Poor 47 Gen Good 13 Gen Poor 54 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 5 2 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-210815-
Fayette-
Including the city of Uniontown
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers Tstms Tstms
Chance Precip (%) 30 20 30 50
Chance of Thunder (%) 20 0 20 40
Temp (24h trend) 61 (+1) 85 (0) 61 83
RH % (24h trend) 94 (-3) 47 (+2) 91 57
20ft Wnd-Val/AM(mph) SE 7 S 6
20ft Wnd-Rdg/PM(mph) SE 5 SE 8 SE 8 SW 7
Precip Amount 0.02 0.00 0.02 0.04
Precip Duration 1 0 1 2
Precip Begin 6 PM Continuing 2 AM Continuing
Precip End Continuing 6 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 1820 1750
Mixing Hgt(ft-agl/msl) 5970 5740
Transport Wnd (mph) S 12 SW 17
Vent Rate (kt-ft) 61390 75670
Dispersion 5 5
ADI early 7 Poor 37 Fair 12 Poor 42 Gen Good
ADI late 8 Poor 56 Gen Good 8 Poor 55 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 5 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-210815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 20 30 50
Chance of Thunder (%) 20 20 20 40
Temp (24h trend) 57 (-1) 80 (-1) 58 81
RH % (24h trend) 100 (+4) 52 (+6) 96 57
20ft Wnd-Val/AM(mph) SE 6 Lgt/Var
20ft Wnd-Rdg/PM(mph) SE 5 SE 6 SE 7 G17 SW 5
Precip Amount 0.00 0.00 0.01 0.06
Precip Duration 1 1 1 2
Precip Begin 6 PM Continuing 2 AM Continuing
Precip End Continuing 6 PM Continuing Continuing
Mixing Hgt(m-agl/msl) 1280 1740
Mixing Hgt(ft-agl/msl) 4200 5710
Transport Wnd (mph) S 13 SW 17
Vent Rate (kt-ft) 41880 70900
Dispersion 5 5
ADI early 9 Poor 30 Fair 11 Poor 38 Fair
ADI late 10 Poor 56 Gen Good 10 Poor 54 Gen Good
Max LVORI early 4 5 5 6
Max LVORI late 7 2 6 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-210815-
Indiana-
Including the city of Indiana
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 30 30 60
Chance of Thunder (%) 20 20 20 30
Temp (24h trend) 60 (+4) 80 (-1) 60 82
RH % (24h trend) 94 (+3) 55 (+17) 95 58
20ft Wnd-Val/AM(mph) SE 9 G17 S 6
20ft Wnd-Rdg/PM(mph) SE 6 SE 9 G17 SE 9 G17 SW 7
Precip Amount 0.00 0.00 0.02 0.11
Precip Duration 1 1 1 4
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 1090 1490
Mixing Hgt(ft-agl/msl) 3570 4870
Transport Wnd (mph) S 15 SW 17
Vent Rate (kt-ft) 49790 70050
Dispersion 5 5
ADI early 10 Poor 38 Fair 22 Fair 36 Fair
ADI late 12 Poor 50 Gen Good 13 Gen Poor 51 Gen Good
Max LVORI early 3 5 4 6
Max LVORI late 5 2 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-210815-
Higher Elevations of Indiana-
Including the city of Armagh
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Tstms Tstms Tstms
Chance Precip (%) 30 30 30 50
Chance of Thunder (%) 20 20 20 30
Temp (24h trend) 60 (+3) 76 (-4) 60 81
RH % (24h trend) 94 (+7) 57 (+17) 94 56
20ft Wnd-Val/AM(mph) SE 9 G18 S 5
20ft Wnd-Rdg/PM(mph) SE 7 SE 10 G18 SE 9 G19 SW 6
Precip Amount 0.00 0.00 0.00 0.10
Precip Duration 0 1 1 2
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(m-agl/msl) 890 1580
Mixing Hgt(ft-agl/msl) 2920 5180
Transport Wnd (mph) S 16 SW 17
Vent Rate (kt-ft) 45010 71600
Dispersion 5 5
ADI early 11 Poor 36 Fair 15 Gen Poor 33 Fair
ADI late 14 Gen Poor 49 Gen Good 14 Gen Poor 53 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 5 3 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-210815-
Hancock-
Including the city of Weirton
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Mcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 60 60
Chance of Thunder (%) 20 0 30 20
Temp (24h trend) 61 (+3) 85 (+1) 62 81
RH % (24h trend) 90 (0) 39 (-4) 96 56
20ft Wnd-Val/AM(mph) SE 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 6 SW 7
Precip Amount 0.00 0.00 0.04 0.10
Precip Duration 1 4 6
Precip Begin 7 PM 6 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2120 1390
Mixing Hgt(ft-agl/msl) 6960 4570
Transport Wnd (mph) S 16 SW 17
Vent Rate (kt-ft) 83080 35800
Dispersion 5 5
ADI early 7 Poor 46 Gen Good 19 Gen Poor 32 Fair
ADI late 7 Poor 71 Good 11 Poor 50 Gen Good
Max LVORI early 4 5 4 6
Max LVORI late 6 1 5 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-210815-
Brooke-
Including the cities of Follansbee and Wellsburg
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Mcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 50 60
Chance of Thunder (%) 20 0 30 20
Temp (24h trend) 61 (+1) 86 (+1) 63 83
RH % (24h trend) 91 (0) 39 (-3) 93 54
20ft Wnd-Val/AM(mph) SE 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 9 SE 7 SW 9
Precip Amount 0.05 0.00 0.03 0.08
Precip Duration 1 2 5
Precip Begin 6 PM 6 PM Continuing
Precip End 5 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2220 1490
Mixing Hgt(ft-agl/msl) 7270 4900
Transport Wnd (mph) S 15 SW 17
Vent Rate (kt-ft) 83530 52350
Dispersion 5 5
ADI early 7 Poor 46 Gen Good 11 Poor 33 Fair
ADI late 7 Poor 71 Good 13 Gen Poor 52 Gen Good
Max LVORI early 4 5 3 5
Max LVORI late 5 1 4 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-210815-
Ohio-
Including the city of Wheeling
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 50 50
Chance of Thunder (%) 20 0 30 30
Temp (24h trend) 62 (+3) 86 (0) 63 82
RH % (24h trend) 91 (-6) 39 (-5) 93 56
20ft Wnd-Val/AM(mph) SE 7 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 8 SE 7 SW 8
Precip Amount 0.04 0.00 0.02 0.05
Precip Duration 1 2 2
Precip Begin 6 PM 6 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2120 1490
Mixing Hgt(ft-agl/msl) 6970 4880
Transport Wnd (mph) S 15 SW 17
Vent Rate (kt-ft) 86600 70900
Dispersion 5 5
ADI early 7 Poor 43 Gen Good 11 Poor 30 Fair
ADI late 7 Poor 70 Good 13 Gen Poor 52 Gen Good
Max LVORI early 4 5 4 5
Max LVORI late 5 1 4 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-210815-
Marshall-
Including the city of Moundsville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 40 50
Chance of Thunder (%) 20 0 20 30
Temp (24h trend) 62 (+3) 87 (+1) 63 83
RH % (24h trend) 92 (-4) 43 (-4) 93 60
20ft Wnd-Val/AM(mph) SE 6 S 7
20ft Wnd-Rdg/PM(mph) Lgt/Var S 7 SE 6 SW 7
Precip Amount 0.03 0.00 0.01 0.03
Precip Duration 1 2 2
Precip Begin 6 PM 7 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2100 1640
Mixing Hgt(ft-agl/msl) 6890 5370
Transport Wnd (mph) S 14 SW 17
Vent Rate (kt-ft) 84080 69960
Dispersion 5 5
ADI early 6 Very Poor 42 Gen Good 8 Poor 30 Fair
ADI late 7 Poor 78 Good 12 Poor 55 Gen Good
Max LVORI early 5 5 4 5
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-210815-
Wetzel-
Including the city of New Martinsville
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Mclear Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 20 0 30 50
Chance of Thunder (%) 20 0 20 40
Temp (24h trend) 61 (0) 85 (0) 63 81
RH % (24h trend) 93 (-2) 45 (-3) 92 64
20ft Wnd-Val/AM(mph) SE 5 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 SE 5 SW 6
Precip Amount 0.01 0.00 0.00 0.03
Precip Duration 1 1 2
Precip Begin 6 PM 7 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2080 1680
Mixing Hgt(ft-agl/msl) 6820 5500
Transport Wnd (mph) S 13 SW 17
Vent Rate (kt-ft) 83310 70380
Dispersion 5 5
ADI early 6 Very Poor 40 Fair 8 Poor 30 Fair
ADI late 6 Very Poor 94 Good 9 Poor 58 Gen Good
Max LVORI early 5 6 4 5
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-210815-
Marion-
Including the city of Fairmont
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 30 0 30 50
Chance of Thunder (%) 30 0 20 40
Temp (24h trend) 61 (0) 84 (-1) 62 81
RH % (24h trend) 94 (-3) 48 (0) 93 62
20ft Wnd-Val/AM(mph) SE 5 S 5
20ft Wnd-Rdg/PM(mph) Lgt/Var S 6 SE 6 SW 6
Precip Amount 0.02 0.00 0.00 0.05
Precip Duration 1 1 2
Precip Begin 6 PM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 2010 1770
Mixing Hgt(ft-agl/msl) 6600 5800
Transport Wnd (mph) S 10 SW 16
Vent Rate (kt-ft) 69560 75250
Dispersion 5 5
ADI early 6 Very Poor 31 Fair 8 Poor 36 Fair
ADI late 5 Very Poor 73 Good 8 Poor 53 Gen Good
Max LVORI early 5 6 4 6
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-210815-
Monongalia-
Including the city of Morgantown
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 40 0 30 50
Chance of Thunder (%) 40 0 20 40
Temp (24h trend) 61 (0) 83 (-1) 62 81
RH % (24h trend) 94 (-3) 49 (0) 92 61
20ft Wnd-Val/AM(mph) SE 5 S 6
20ft Wnd-Rdg/PM(mph) SE 5 S 6 SE 6 SW 7
Precip Amount 0.06 0.00 0.00 0.03
Precip Duration 1 1 2
Precip Begin 6 PM 8 PM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1910 1740
Mixing Hgt(ft-agl/msl) 6280 5720
Transport Wnd (mph) S 10 SW 16
Vent Rate (kt-ft) 65690 76760
Dispersion 5 5
ADI early 6 Very Poor 37 Fair 9 Poor 42 Gen Good
ADI late 6 Very Poor 65 Good 8 Poor 59 Gen Good
Max LVORI early 5 6 4 5
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-210815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Tstms Tstms
Chance Precip (%) 40 0 20 50
Chance of Thunder (%) 40 0 20 40
Temp (24h trend) 58 (-1) 80 (-1) 60 80
RH % (24h trend) 98 (+5) 51 (+3) 93 61
20ft Wnd-Val/AM(mph) SE 5 Lgt/Var
20ft Wnd-Rdg/PM(mph) SE 5 SE 5 SE 6 SW 5
Precip Amount 0.06 0.00 0.00 0.04
Precip Duration 1 0 2
Precip Begin 6 PM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1570 1610
Mixing Hgt(ft-agl/msl) 5140 5280
Transport Wnd (mph) S 9 SW 15
Vent Rate (kt-ft) 52570 65720
Dispersion 5 5
ADI early 8 Poor 27 Fair 9 Poor 47 Gen Good
ADI late 8 Poor 53 Gen Good 8 Poor 65 Good
Max LVORI early 5 6 5 5
Max LVORI late 6 1 5 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-210815-
Preston-
Including the cities of Kingwood and Bruceton Mills
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None Showers Tstms
Chance Precip (%) 40 0 20 50
Chance of Thunder (%) 40 0 0 40
Temp (24h trend) 58 (-1) 80 (-2) 59 81
RH % (24h trend) 99 (+2) 51 (+3) 95 60
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var SE 5 SE 5 SW 5
Precip Amount 0.02 0.00 0.01 0.04
Precip Duration 1 0 2
Precip Begin 6 PM 2 AM Continuing
Precip End 6 AM Continuing Continuing
Mixing Hgt(m-agl/msl) 1610 1670
Mixing Hgt(ft-agl/msl) 5290 5480
Transport Wnd (mph) S 9 SW 15
Vent Rate (kt-ft) 54000 72270
Dispersion 5 5
ADI early 7 Poor 30 Fair 8 Poor 53 Gen Good
ADI late 6 Very Poor 55 Gen Good 6 Very Poor 48 Gen Good
Max LVORI early 5 5 5 6
Max LVORI late 7 1 6 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-210815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers None Tstms
Chance Precip (%) 50 20 0 50
Chance of Thunder (%) 30 0 0 30
Temp (24h trend) 58 (0) 78 (-1) 59 79
RH % (24h trend) 100 (+3) 52 (0) 95 59
20ft Wnd-Val/AM(mph) SE 5 Lgt/Var
20ft Wnd-Rdg/PM(mph) SE 5 SE 6 SE 6 SW 5
Precip Amount 0.02 0.02 0.00 0.05
Precip Duration 1 1 2
Precip Begin 6 PM Continuing 6 AM
Precip End Continuing 5 PM Continuing
Mixing Hgt(m-agl/msl) 1420 1580
Mixing Hgt(ft-agl/msl) 4660 5180
Transport Wnd (mph) SE 10 SW 14
Vent Rate (kt-ft) 46570 69680
Dispersion 5 5
ADI early 8 Poor 27 Fair 10 Poor 53 Gen Good
ADI late 8 Poor 50 Gen Good 8 Poor 40 Fair
Max LVORI early 5 6 6 6
Max LVORI late 7 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-210815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type Tstms None None Tstms
Chance Precip (%) 50 0 0 40
Chance of Thunder (%) 30 0 0 30
Temp (24h trend) 59 (+1) 80 (-1) 59 80
RH % (24h trend) 97 (-1) 48 (+2) 93 55
20ft Wnd-Val/AM(mph) Lgt/Var Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var SE 5 SE 5 Lgt/Var
Precip Amount 0.08 0.00 0.00 0.04
Precip Duration 1 1
Precip Begin 6 PM 8 AM
Precip End 6 AM Continuing
Mixing Hgt(m-agl/msl) 1600 1150
Mixing Hgt(ft-agl/msl) 5260 3790
Transport Wnd (mph) S 9 SW 13
Vent Rate (kt-ft) 45770 74140
Dispersion 5 5
ADI early 7 Poor 33 Fair 8 Poor 53 Gen Good
ADI late 7 Poor 52 Gen Good 7 Poor 34 Fair
Max LVORI early 6 6 5 6
Max LVORI late 6 1 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-210815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1242 PM EDT Sat Sep 20 2025
Tonight Sun Sun Night Mon
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Precip Type Tstms Showers None Tstms
Chance Precip (%) 60 20 0 40
Chance of Thunder (%) 30 0 0 30
Temp (24h trend) 55 (-1) 74 (0) 55 76
RH % (24h trend) 100 (+1) 60 (0) 100 63
20ft Wnd-Val/AM(mph) SE 5 Lgt/Var
20ft Wnd-Rdg/PM(mph) Lgt/Var SE 5 SE 6 Lgt/Var
Precip Amount 0.18 0.00 0.00 0.05
Precip Duration 2 1 1
Precip Begin 6 PM Continuing 8 AM
Precip End Continuing 5 PM Continuing
Mixing Hgt(m-agl/msl) 1210 1070
Mixing Hgt(ft-agl/msl) 3960 3510
Transport Wnd (mph) S 10 W 13
Vent Rate (kt-ft) 41300 69680
Dispersion 5 5
ADI early 8 Poor 24 Fair 9 Poor 49 Gen Good
ADI late 8 Poor 43 Gen Good 9 Poor 31 Fair
Max LVORI early 7 6 6 6
Max LVORI late 8 3 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY...Patchy fog through the night. Mostly cloudy with
showers likely and a chance of thunderstorms. Lows in the lower
60s. Highs in the mid 70s. South winds around 5 mph.
.WEDNESDAY...Mostly cloudy with a chance of showers. Lows around
60. Highs in the mid 70s. Southeast winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the lower 70s. Southeast winds around 5 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. South winds 5 to 10 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Northeast winds around 5 mph.
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MLB