Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA
Issued by NWS Pittsburgh, PA
550
FNUS51 KPBZ 191643
FWFPBZ
Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
1243 PM EDT Sun Jul 19 2026
.DISCUSSION...
Quiet and dry weather is expected through Monday night. Minimum RH
values remain above critical thresholds and fire weather potential
remains very low. Showers and thunderstorms return Tuesday with
another passing low pressure system. Some thunderstorms could be
strong to severe Tuesday afternoon and evening.
OHZ039-200815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 55 (-10) 81 (+2) 64 82
RH % (24h trend) 96 (0) 43 (-9) 92 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 12 G22
Precip Amount 0.00 0.00 0.00 0.40
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1520 1010
Mixing Hgt(ft-agl/msl) 4990 3320
Transport Wnd (mph) SW 5 W 17
Vent Rate (kt-ft) 19960 49800
Category Day 2 4
Inversion 8pm 70F/10am 8pm 71F/9am
Dispersion 2 4
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 58 Gen Good
Max ADI Late 4 Very Poor 34 Fair 6 Very Poor 46 Gen Good
Max LVORI Early 4 7 4 5
Max LVORI Late 7 2 5 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ040-200815-
Carroll-
Including the cities of Carrollton and Malvern
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 54 (-10) 81 (+2) 63 81
RH % (24h trend) 97 (-2) 42 (-8) 90 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 13 G21
Precip Amount 0.00 0.00 0.00 0.43
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1550 1050
Mixing Hgt(ft-agl/msl) 5090 3440
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20360 51600
Category Day 2 4
Inversion 8pm 70F/10am 8pm 71F/9am
Dispersion 2 4
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 57 Gen Good
Max ADI Late 4 Very Poor 30 Fair 7 Poor 45 Gen Good
Max LVORI Early 4 7 3 5
Max LVORI Late 8 2 5 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ041-200815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 53 (-11) 81 (+3) 62 81
RH % (24h trend) 97 (-2) 42 (-8) 88 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G20
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 12 G22
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1490 850
Mixing Hgt(ft-agl/msl) 4900 2780
Transport Wnd (mph) SW 5 SW 20
Vent Rate (kt-ft) 19600 47260
Category Day 2 3
Inversion 8pm 69F/10am 8pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 14 Gen Poor 4 Very Poor 54 Gen Good
Max ADI Late 3 Very Poor 32 Fair 7 Poor 42 Gen Good
Max LVORI Early 5 8 3 5
Max LVORI Late 8 2 4 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ048-200815-
Coshocton-
Including the city of Coshocton
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 55 (-10) 82 (+3) 64 82
RH % (24h trend) 96 (-3) 45 (-8) 94 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.40
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1550 1160
Mixing Hgt(ft-agl/msl) 5070 3810
Transport Wnd (mph) SW 6 W 18
Vent Rate (kt-ft) 25350 60960
Category Day 3 4
Inversion 8pm 70F/10am 8pm 72F/9am
Dispersion 3 4
Max ADI Early 4 Very Poor 13 Gen Poor 3 Very Poor 55 Gen Good
Max ADI Late 4 Very Poor 35 Fair 5 Very Poor 53 Gen Good
Max LVORI Early 4 7 4 6
Max LVORI Late 7 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ049-200815-
Harrison-
Including the city of Cadiz
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 55 (-10) 82 (+2) 63 82
RH % (24h trend) 97 (-1) 43 (-7) 91 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 12 G22
Precip Amount 0.00 0.00 0.00 0.37
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1540 1050
Mixing Hgt(ft-agl/msl) 5050 3440
Transport Wnd (mph) SW 5 SW 16
Vent Rate (kt-ft) 20200 48160
Category Day 2 3
Inversion 8pm 65F/9am 8pm 72F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 58 Gen Good
Max ADI Late 4 Very Poor 34 Fair 6 Very Poor 47 Gen Good
Max LVORI Early 5 8 4 5
Max LVORI Late 8 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ050-200815-
Jefferson OH-
Including the city of Steubenville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 55 (-10) 82 (+3) 63 82
RH % (24h trend) 96 (-3) 41 (-8) 91 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G22
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1560 970
Mixing Hgt(ft-agl/msl) 5130 3190
Transport Wnd (mph) SW 6 SW 20
Vent Rate (kt-ft) 25650 54230
Category Day 3 4
Inversion 8pm 70F/10am 8pm 72F/9am
Dispersion 3 4
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 59 Gen Good
Max ADI Late 4 Very Poor 34 Fair 6 Very Poor 47 Gen Good
Max LVORI Early 4 7 3 5
Max LVORI Late 8 2 5 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ057-200815-
Muskingum-
Including the city of Zanesville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 56 (-10) 83 (+2) 65 83
RH % (24h trend) 95 (-4) 45 (-8) 93 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1560 1160
Mixing Hgt(ft-agl/msl) 5100 3800
Transport Wnd (mph) SW 5 W 18
Vent Rate (kt-ft) 20400 60800
Category Day 2 4
Inversion 8pm 72F/10am 8pm 73F/9am
Dispersion 2 4
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 55 Gen Good
Max ADI Late 4 Very Poor 28 Fair 5 Very Poor 48 Gen Good
Max LVORI Early 4 6 5 6
Max LVORI Late 7 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ058-200815-
Guernsey-
Including the city of Cambridge
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 56 (-9) 82 (+2) 64 83
RH % (24h trend) 95 (-4) 45 (-8) 93 81
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.35
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1540 1120
Mixing Hgt(ft-agl/msl) 5060 3670
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20240 55050
Category Day 2 4
Inversion 8pm 72F/10am 8pm 73F/9am
Dispersion 2 4
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 53 Gen Good
Max ADI Late 4 Very Poor 29 Fair 5 Very Poor 54 Gen Good
Max LVORI Early 5 6 5 6
Max LVORI Late 7 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ059-200815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 56 (-9) 83 (+3) 65 83
RH % (24h trend) 96 (-1) 44 (-8) 94 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G22
Precip Amount 0.00 0.00 0.00 0.30
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1530 960
Mixing Hgt(ft-agl/msl) 5030 3150
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20120 47250
Category Day 2 3
Inversion 8pm 72F/10am 8pm 73F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 51 Gen Good
Max ADI Late 4 Very Poor 28 Fair 6 Very Poor 45 Gen Good
Max LVORI Early 5 6 5 6
Max LVORI Late 7 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ068-200815-
Noble-
Including the city of Caldwell
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 57 (-9) 83 (+2) 65 83
RH % (24h trend) 94 (-6) 46 (-9) 95 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.36
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1570 1120
Mixing Hgt(ft-agl/msl) 5150 3680
Transport Wnd (mph) SW 5 SW 16
Vent Rate (kt-ft) 20600 51520
Category Day 2 3
Inversion 8pm 72F/10am 8pm 73F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 49 Gen Good
Max ADI Late 4 Very Poor 36 Fair 5 Very Poor 54 Gen Good
Max LVORI Early 5 6 5 7
Max LVORI Late 6 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
OHZ069-200815-
Monroe-
Including the city of Woodsfield
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 58 (-9) 83 (+2) 65 83
RH % (24h trend) 93 (-7) 47 (-9) 96 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G20
Precip Amount 0.00 0.00 0.00 0.34
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1590 1050
Mixing Hgt(ft-agl/msl) 5220 3430
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 26100 48020
Category Day 3 3
Inversion 8pm 72F/10am 8pm 73F/9am
Dispersion 3 3
Max ADI Early 3 Very Poor 15 Gen Poor 3 Very Poor 47 Gen Good
Max ADI Late 4 Very Poor 37 Fair 4 Very Poor 54 Gen Good
Max LVORI Early 5 6 5 7
Max LVORI Late 6 2 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ007-200815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 51 (-11) 80 (+3) 61 80
RH % (24h trend) 100 (+2) 44 (-7) 90 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 9 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 12 G21
Precip Amount 0.00 0.00 0.00 0.41
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1470 830
Mixing Hgt(ft-agl/msl) 4830 2730
Transport Wnd (mph) SW 6 SW 20
Vent Rate (kt-ft) 24150 46410
Category Day 3 3
Inversion 8pm 62F/9am 8pm 70F/9am
Dispersion 3 3
Max ADI Early 7 Poor 14 Gen Poor 4 Very Poor 44 Gen Good
Max ADI Late 3 Very Poor 34 Fair 8 Poor 41 Gen Good
Max LVORI Early 6 9 3 5
Max LVORI Late 10 2 4 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ008-200815-
Venango-
Including the cities of Oil City and Franklin
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 51 (-10) 79 (+2) 60 79
RH % (24h trend) 100 (+1) 45 (-6) 92 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.41
Precip Duration 9
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1510 910
Mixing Hgt(ft-agl/msl) 4960 2980
Transport Wnd (mph) SW 6 SW 18
Vent Rate (kt-ft) 24800 47680
Category Day 3 3
Inversion 8pm 61F/9am 8pm 68F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 15 Gen Poor 4 Very Poor 55 Gen Good
Max ADI Late 3 Very Poor 41 Gen Good 7 Poor 55 Gen Good
Max LVORI Early 6 9 4 5
Max LVORI Late 10 2 5 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ009-200815-
Forest-
Including the city of Tionesta
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 48 (-11) 79 (+3) 59 79
RH % (24h trend) 100 (+2) 42 (-5) 93 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 5 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G19
Precip Amount 0.00 0.00 0.00 0.46
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1490 950
Mixing Hgt(ft-agl/msl) 4880 3130
Transport Wnd (mph) SW 7 SW 18
Vent Rate (kt-ft) 29280 50080
Category Day 3 3
Inversion 8pm 60F/9am 8pm 68F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 20 Gen Poor 4 Very Poor 53 Gen Good
Max ADI Late 3 Very Poor 47 Gen Good 5 Very Poor 58 Gen Good
Max LVORI Early 6 9 4 5
Max LVORI Late 10 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ013-200815-
Lawrence-
Including the cities of New Castle and Ellwood City
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 51 (-12) 81 (+2) 61 82
RH % (24h trend) 100 (+2) 43 (-7) 90 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 7 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G20
Precip Amount 0.00 0.00 0.00 0.48
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1420 800
Mixing Hgt(ft-agl/msl) 4650 2620
Transport Wnd (mph) SW 5 SW 18
Vent Rate (kt-ft) 18600 41920
Category Day 2 3
Inversion 8pm 69F/10am 8pm 71F/9am
Dispersion 2 3
Max ADI Early 5 Very Poor 14 Gen Poor 4 Very Poor 41 Gen Good
Max ADI Late 3 Very Poor 32 Fair 7 Poor 39 Fair
Max LVORI Early 6 9 4 5
Max LVORI Late 10 2 5 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ014-200815-
Butler-
Including the city of Butler
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 51 (-12) 81 (+2) 60 82
RH % (24h trend) 100 (+2) 45 (-7) 94 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G19
Precip Amount 0.00 0.00 0.00 0.48
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1520 890
Mixing Hgt(ft-agl/msl) 5000 2930
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 25000 41020
Category Day 3 3
Inversion 8pm 62F/9am 8pm 70F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 14 Gen Poor 4 Very Poor 48 Gen Good
Max ADI Late 3 Very Poor 35 Fair 6 Very Poor 39 Fair
Max LVORI Early 6 9 4 6
Max LVORI Late 9 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ015-200815-
Clarion-
Including the city of Clarion
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 50 (-11) 79 (+2) 60 80
RH % (24h trend) 100 (+2) 44 (-4) 92 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.41
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1470 950
Mixing Hgt(ft-agl/msl) 4820 3120
Transport Wnd (mph) SW 6 SW 18
Vent Rate (kt-ft) 24100 49920
Category Day 3 3
Inversion 8pm 61F/9am 8pm 69F/9am
Dispersion 3 3
Max ADI Early 5 Very Poor 19 Gen Poor 4 Very Poor 55 Gen Good
Max ADI Late 3 Very Poor 40 Fair 5 Very Poor 59 Gen Good
Max LVORI Early 5 8 4 6
Max LVORI Late 10 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ016-200815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 50 (-11) 78 (+2) 61 79
RH % (24h trend) 96 (-2) 43 (-5) 93 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.41
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1490 1030
Mixing Hgt(ft-agl/msl) 4880 3380
Transport Wnd (mph) SW 8 SW 18
Vent Rate (kt-ft) 34160 54080
Category Day 3 4
Inversion 8pm 61F/9am 8pm 66F/8am
Dispersion 3 4
Max ADI Early 4 Very Poor 21 Fair 4 Very Poor 54 Gen Good
Max ADI Late 3 Very Poor 47 Gen Good 5 Very Poor 47 Gen Good
Max LVORI Early 4 6 4 5
Max LVORI Late 7 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ020-200815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 53 (-12) 81 (+2) 63 82
RH % (24h trend) 98 (0) 42 (-8) 88 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.41
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1530 940
Mixing Hgt(ft-agl/msl) 5020 3100
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20080 46500
Category Day 2 3
Inversion 8pm 70F/10am 8pm 72F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 52 Gen Good
Max ADI Late 3 Very Poor 35 Fair 5 Very Poor 43 Gen Good
Max LVORI Early 4 8 3 5
Max LVORI Late 8 2 5 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ021-200815-
Allegheny-
Including the city of Pittsburgh Metro Area
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 54 (-11) 82 (+2) 64 84
RH % (24h trend) 96 (0) 43 (-8) 91 75
Wind 20ft/early(mph) N 5 Lgt/Var Lgt/Var S 8 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 13 G21
Precip Amount 0.00 0.00 0.00 0.39
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1580 1100
Mixing Hgt(ft-agl/msl) 5190 3620
Transport Wnd (mph) SW 6 SW 17
Vent Rate (kt-ft) 25950 54300
Category Day 3 4
Inversion 8pm 71F/10am 8pm 73F/9am
Dispersion 3 4
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 41 Gen Good
Max ADI Late 4 Very Poor 36 Fair 5 Very Poor 51 Gen Good
Max LVORI Early 4 7 3 5
Max LVORI Late 7 2 5 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ022-200815-
Armstrong-
Including the cities of Kittanning and Ford City
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 51 (-12) 82 (+2) 61 83
RH % (24h trend) 100 (+2) 46 (-4) 94 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.49
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1510 890
Mixing Hgt(ft-agl/msl) 4940 2930
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 24700 41020
Category Day 3 3
Inversion 8pm 69F/10am 7pm 71F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 20 Gen Poor 4 Very Poor 42 Gen Good
Max ADI Late 3 Very Poor 35 Fair 4 Very Poor 41 Gen Good
Max LVORI Early 5 8 5 6
Max LVORI Late 9 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ029-200815-
Washington-
Including the cities of Washington and Canonsburg
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 55 (-10) 81 (+2) 64 82
RH % (24h trend) 94 (-3) 44 (-8) 93 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 12 G21
Precip Amount 0.00 0.00 0.00 0.30
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1530 1010
Mixing Hgt(ft-agl/msl) 5010 3310
Transport Wnd (mph) SW 6 SW 17
Vent Rate (kt-ft) 25050 49650
Category Day 3 4
Inversion 8pm 71F/10am 8pm 73F/9am
Dispersion 3 4
Max ADI Early 4 Very Poor 14 Gen Poor 3 Very Poor 40 Fair
Max ADI Late 4 Very Poor 34 Fair 6 Very Poor 44 Gen Good
Max LVORI Early 4 6 4 6
Max LVORI Late 7 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ031-200815-
Greene-
Including the city of Waynesburg
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 56 (-10) 82 (+3) 64 82
RH % (24h trend) 95 (-3) 51 (-8) 97 78
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.30
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1620 960
Mixing Hgt(ft-agl/msl) 5320 3130
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 26600 43820
Category Day 3 3
Inversion 8pm 71F/10am 8pm 73F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 17 Gen Poor 3 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 38 Fair 5 Very Poor 48 Gen Good
Max LVORI Early 5 7 5 6
Max LVORI Late 7 2 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ073-200815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 54 (-11) 82 (+2) 64 83
RH % (24h trend) 99 (+2) 47 (-6) 95 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 8 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 14
Precip Amount 0.00 0.00 0.00 0.39
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1460 930
Mixing Hgt(ft-agl/msl) 4770 3050
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 23850 42700
Category Day 3 3
Inversion 8pm 71F/10am 7pm 74F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 17 Gen Poor 4 Very Poor 37 Fair
Max ADI Late 3 Very Poor 36 Fair 5 Very Poor 40 Fair
Max LVORI Early 5 8 5 6
Max LVORI Late 9 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ074-200815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 53 (-11) 83 (+6) 63 83
RH % (24h trend) 96 (-3) 47 (-5) 96 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1490 960
Mixing Hgt(ft-agl/msl) 4900 3140
Transport Wnd (mph) SW 8 SW 16
Vent Rate (kt-ft) 34300 43960
Category Day 3 3
Inversion 8pm 63F/9am 7pm 72F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 25 Fair 4 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 46 Gen Good 5 Very Poor 49 Gen Good
Max LVORI Early 5 7 5 6
Max LVORI Late 7 2 7 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ075-200815-
Fayette-
Including the city of Uniontown
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 55 (-11) 82 (+3) 65 83
RH % (24h trend) 96 (+1) 51 (-5) 94 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 7 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G19
Precip Amount 0.00 0.00 0.00 0.33
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1520 970
Mixing Hgt(ft-agl/msl) 5000 3180
Transport Wnd (mph) SW 7 SW 17
Vent Rate (kt-ft) 30000 47700
Category Day 3 3
Inversion 7pm 72F/10am 7pm 70F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 40 Fair
Max ADI Late 3 Very Poor 38 Fair 6 Very Poor 46 Gen Good
Max LVORI Early 5 7 5 6
Max LVORI Late 8 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ076-200815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 53 (-11) 81 (+4) 63 82
RH % (24h trend) 98 (0) 50 (-6) 99 74
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 5 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G18
Precip Amount 0.00 0.00 0.00 0.39
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1500 910
Mixing Hgt(ft-agl/msl) 4910 2990
Transport Wnd (mph) SW 8 SW 17
Vent Rate (kt-ft) 34370 44850
Category Day 3 3
Inversion 7pm 63F/9am 7pm 68F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 24 Fair 4 Very Poor 51 Gen Good
Max ADI Late 3 Very Poor 47 Gen Good 5 Very Poor 53 Gen Good
Max LVORI Early 5 7 5 7
Max LVORI Late 8 2 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ077-200815-
Indiana-
Including the city of Indiana
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 52 (-11) 82 (+4) 63 82
RH % (24h trend) 100 (+2) 47 (-4) 94 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G20
Precip Amount 0.00 0.00 0.00 0.46
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1490 940
Mixing Hgt(ft-agl/msl) 4900 3080
Transport Wnd (mph) SW 7 SW 17
Vent Rate (kt-ft) 29400 46200
Category Day 3 3
Inversion 8pm 62F/9am 7pm 68F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 26 Fair 4 Very Poor 48 Gen Good
Max ADI Late 3 Very Poor 41 Gen Good 5 Very Poor 40 Fair
Max LVORI Early 5 8 5 6
Max LVORI Late 8 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
PAZ078-200815-
Higher Elevations of Indiana-
Including the city of Armagh
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 53 (-10) 81 (+4) 64 82
RH % (24h trend) 96 (-3) 47 (-4) 94 75
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.38
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1520 990
Mixing Hgt(ft-agl/msl) 4980 3260
Transport Wnd (mph) SW 8 SW 18
Vent Rate (kt-ft) 34860 52160
Category Day 3 3
Inversion 7pm 63F/9am 7pm 72F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 26 Fair 4 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 50 Gen Good 6 Very Poor 47 Gen Good
Max LVORI Early 5 7 5 6
Max LVORI Late 7 2 6 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ001-200815-
Hancock-
Including the city of Weirton
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 55 (-10) 81 (+2) 64 82
RH % (24h trend) 95 (-4) 41 (-8) 89 77
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G20
Precip Amount 0.00 0.00 0.00 0.40
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1530 960
Mixing Hgt(ft-agl/msl) 5010 3160
Transport Wnd (mph) SW 5 SW 18
Vent Rate (kt-ft) 20040 50560
Category Day 2 3
Inversion 8pm 70F/10am 8pm 71F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 59 Gen Good
Max ADI Late 3 Very Poor 35 Fair 5 Very Poor 52 Gen Good
Max LVORI Early 3 7 3 5
Max LVORI Late 7 2 5 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ002-200815-
Brooke-
Including the cities of Follansbee and Wellsburg
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 70
Temp (24h trend) 56 (-10) 82 (+2) 65 83
RH % (24h trend) 95 (-3) 40 (-8) 90 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G21
Precip Amount 0.00 0.00 0.00 0.33
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1550 970
Mixing Hgt(ft-agl/msl) 5080 3180
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20320 47700
Category Day 2 3
Inversion 8pm 71F/10am 8pm 73F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 15 Gen Poor 3 Very Poor 39 Fair
Max ADI Late 4 Very Poor 34 Fair 5 Very Poor 56 Gen Good
Max LVORI Early 3 6 3 5
Max LVORI Late 7 2 5 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ003-200815-
Ohio-
Including the city of Wheeling
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 56 (-9) 82 (+2) 65 82
RH % (24h trend) 93 (-4) 43 (-8) 93 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 7 G18
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 11 G21
Precip Amount 0.00 0.00 0.00 0.28
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1550 990
Mixing Hgt(ft-agl/msl) 5080 3250
Transport Wnd (mph) SW 5 SW 17
Vent Rate (kt-ft) 20320 48750
Category Day 2 3
Inversion 8pm 65F/9am 8pm 73F/9am
Dispersion 2 3
Max ADI Early 4 Very Poor 16 Gen Poor 3 Very Poor 39 Fair
Max ADI Late 3 Very Poor 36 Fair 5 Very Poor 51 Gen Good
Max LVORI Early 4 6 4 6
Max LVORI Late 6 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ004-200815-
Marshall-
Including the city of Moundsville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 90
Chance of Thunder (%) 0 0 0 60
Temp (24h trend) 57 (-9) 83 (+3) 65 83
RH % (24h trend) 93 (-6) 48 (-9) 95 82
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 10 G20
Precip Amount 0.00 0.00 0.00 0.30
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1590 980
Mixing Hgt(ft-agl/msl) 5230 3230
Transport Wnd (mph) SW 6 SW 15
Vent Rate (kt-ft) 26150 41990
Category Day 3 3
Inversion 7pm 72F/10am 7pm 73F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 16 Gen Poor 3 Very Poor 45 Gen Good
Max ADI Late 4 Very Poor 37 Fair 5 Very Poor 48 Gen Good
Max LVORI Early 5 6 5 6
Max LVORI Late 6 2 6 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ012-200815-
Wetzel-
Including the city of New Martinsville
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 58 (-9) 81 (+2) 65 81
RH % (24h trend) 93 (-7) 53 (-10) 98 83
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 5 G17
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.34
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1600 980
Mixing Hgt(ft-agl/msl) 5250 3200
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 26250 44800
Category Day 3 3
Inversion 8pm 72F/10am 7pm 72F/9am
Dispersion 3 3
Max ADI Early 4 Very Poor 16 Gen Poor 3 Very Poor 46 Gen Good
Max ADI Late 4 Very Poor 37 Fair 4 Very Poor 52 Gen Good
Max LVORI Early 5 6 6 7
Max LVORI Late 6 2 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ021-200815-
Marion-
Including the city of Fairmont
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 57 (-11) 82 (+3) 65 82
RH % (24h trend) 97 (-2) 53 (-10) 99 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.31
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1610 1040
Mixing Hgt(ft-agl/msl) 5280 3420
Transport Wnd (mph) SW 6 SW 16
Vent Rate (kt-ft) 26400 47880
Category Day 3 3
Inversion 8pm 72F/10am 8pm 69F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 19 Gen Poor 3 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 44 Gen Good 4 Very Poor 52 Gen Good
Max LVORI Early 6 8 6 9
Max LVORI Late 8 2 9 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ509-200815-
Monongalia-
Including the city of Morgantown
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 57 (-10) 82 (+3) 65 82
RH % (24h trend) 96 (-2) 52 (-9) 97 79
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var S 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G19
Precip Amount 0.00 0.00 0.00 0.31
Precip Duration 5
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1630 980
Mixing Hgt(ft-agl/msl) 5330 3200
Transport Wnd (mph) SW 7 SW 15
Vent Rate (kt-ft) 31980 41600
Category Day 3 3
Inversion 8pm 72F/10am 7pm 70F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 19 Gen Poor 3 Very Poor 50 Gen Good
Max ADI Late 3 Very Poor 44 Gen Good 5 Very Poor 53 Gen Good
Max LVORI Early 5 7 5 7
Max LVORI Late 7 2 7 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ510-200815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 20 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 54 (-12) 80 (+4) 64 80
RH % (24h trend) 98 (-2) 52 (-9) 98 80
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G18
Precip Amount 0.00 0.00 0.02 0.36
Precip Duration 0 5
Precip Begin 4 AM 7 AM
Precip End 6 AM Continuing
Mixing Hgt(m-agl/msl) 1500 990
Mixing Hgt(ft-agl/msl) 4930 3250
Transport Wnd (mph) SW 7 SW 14
Vent Rate (kt-ft) 29580 39000
Category Day 3 3
Inversion 8pm 70F/10am 7pm 68F/8am
Dispersion 3 3
Max ADI Early 3 Very Poor 20 Gen Poor 3 Very Poor 48 Gen Good
Max ADI Late 3 Very Poor 42 Gen Good 5 Very Poor 54 Gen Good
Max LVORI Early 6 7 6 6
Max LVORI Late 8 2 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ511-200815-
Preston-
Including the cities of Kingwood and Bruceton Mills
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 54 (-12) 82 (+4) 64 81
RH % (24h trend) 99 (-1) 51 (-9) 99 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 5
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G18
Precip Amount 0.00 0.00 0.00 0.35
Precip Duration 5
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1530 950
Mixing Hgt(ft-agl/msl) 5020 3110
Transport Wnd (mph) SW 8 SW 17
Vent Rate (kt-ft) 35140 46650
Category Day 3 3
Inversion 8pm 65F/9am 7pm 69F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 21 Fair 3 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 49 Gen Good 4 Very Poor 54 Gen Good
Max LVORI Early 6 8 6 7
Max LVORI Late 9 2 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ512-200815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 55 (-10) 80 (+4) 64 80
RH % (24h trend) 98 (-2) 52 (-12) 99 76
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 6
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 9 G18
Precip Amount 0.00 0.00 0.00 0.35
Precip Duration 6
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1520 950
Mixing Hgt(ft-agl/msl) 4980 3110
Transport Wnd (mph) SW 8 SW 17
Vent Rate (kt-ft) 34860 46650
Category Day 3 3
Inversion 8pm 64F/9am 7pm 67F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 27 Fair 4 Very Poor 49 Gen Good
Max ADI Late 3 Very Poor 53 Gen Good 5 Very Poor 53 Gen Good
Max LVORI Early 6 7 6 7
Max LVORI Late 8 2 8 4
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ513-200815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Mclear Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 56 (-10) 82 (+4) 65 82
RH % (24h trend) 99 (0) 51 (-11) 97 71
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G19
Precip Amount 0.00 0.00 0.00 0.36
Precip Duration 6
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(m-agl/msl) 1460 970
Mixing Hgt(ft-agl/msl) 4780 3190
Transport Wnd (mph) SW 9 SW 16
Vent Rate (kt-ft) 38240 44660
Category Day 3 3
Inversion 8pm 64F/9am 7pm 68F/8am
Dispersion 3 3
Max ADI Early 4 Very Poor 33 Fair 4 Very Poor 47 Gen Good
Max ADI Late 3 Very Poor 51 Gen Good 4 Very Poor 52 Gen Good
Max LVORI Early 6 8 6 6
Max LVORI Late 9 1 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
WVZ514-200815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
1243 PM EDT Sun Jul 19 2026
Tonight Mon Mon Night Tue
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None Showers Tstms
Chance Precip (%) 0 0 30 80
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 53 (-11) 79 (+5) 60 79
RH % (24h trend) 98 (-1) 54 (-13) 100 73
Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var SW 5 G19
Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var SW 8 G22
Precip Amount 0.00 0.00 0.04 0.26
Precip Duration 0 5
Precip Begin 2 AM 6 AM
Precip End 5 AM Continuing
Mixing Hgt(m-agl/msl) 1420 960
Mixing Hgt(ft-agl/msl) 4670 3150
Transport Wnd (mph) SW 9 W 16
Vent Rate (kt-ft) 37360 44100
Category Day 3 3
Inversion 8pm 63F/9am 8pm 66F/8am
Dispersion 3 3
Max ADI Early 5 Very Poor 41 Gen Good 6 Very Poor 51 Gen Good
Max ADI Late 3 Very Poor 52 Gen Good 8 Poor 62 Good
Max LVORI Early 7 7 6 8
Max LVORI Late 8 2 8 3
Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY...Showers and a chance of thunderstorms. Lows in the
mid 60s. Highs in the mid 70s. West winds around 5 mph.
.THURSDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. North winds 10 to 15 mph.
.FRIDAY...Mostly clear. Lows in the mid 50s. Highs around 80.
Northeast winds around 5 mph.
.SATURDAY...Partly cloudy. Lows around 60. Highs in the lower
80s. North winds around 5 mph.
.SUNDAY...Partly cloudy. Lows in the lower 60s. Highs in the
lower 80s. Northwest winds around 5 mph.
$$