FNUS51 KPBZ 190632 FWFPBZ Fire Weather Planning Forecast National Weather Service Pittsburgh PA 232 AM EDT Tue May 19 2026 .DISCUSSION... Relative humidity should largely remain above the 40 to 45 percent range both today and Wednesday. Sustained wind of 10 to 15 MPH this afternoon may gust to between 20 and 30 MPH at times. A wind shift to northwest is forecast for Wednesday, with slightly weaker gusts. Wetting rain chances are relatively high tonight into Wednesday. Overall, fire concerns remain low. OHZ039-192030- Tuscarawas- Including the cities of New Philadelphia and Dover 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 70 Chance of Thunder (%) 20 40 20 Temp (24h trend) 88 (-1) 61 (-6) 70 RH % (24h trend) 43 (+3) 98 (+18) 55 Wind 20ft/early(mph) SW 8 G20 SW 8 G19 NW 6 Wind 20ft/late(mph) SW 12 G21 SW 5 N 9 Precip Amount 0.01 0.08 0.11 Precip Duration 1 3 4 Precip Begin 11 AM 8 PM Continuing Precip End 6 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1760 820 Mixing Hgt(ft-agl/msl)5770 2680 Transport Wnd (mph) SW 23 N 14 Vent Rate (kt-ft) 115400 32160 Category Day 5 3 Inversion 75F/9am 8pm 69F/8am Dispersion 5 3 Max ADI Early 69 Good 28 Fair 29 Fair Max ADI Late 97 Good 8 Poor 41 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ040-192030- Carroll- Including the cities of Carrollton and Malvern 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 60 Chance of Thunder (%) 20 30 20 Temp (24h trend) 87 (-1) 61 (-5) 69 RH % (24h trend) 45 (+2) 99 (+15) 54 Wind 20ft/early(mph) SW 9 G20 SW 9 G19 NW 8 Wind 20ft/late(mph) SW 12 G21 SW 6 N 9 Precip Amount 0.01 0.07 0.10 Precip Duration 1 3 3 Precip Begin 9 AM Continuing Continuing Precip End Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 1680 800 Mixing Hgt(ft-agl/msl)5520 2640 Transport Wnd (mph) SW 22 N 14 Vent Rate (kt-ft) 104880 31680 Category Day 5 3 Inversion 74F/9am 8pm 63F/7am Dispersion 5 3 Max ADI Early 70 Good 28 Fair 28 Fair Max ADI Late 94 Good 12 Poor 42 Gen Good Max LVORI Early 3 2 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ041-192030- Columbiana- Including the cities of East Liverpool, Salem, and Columbiana 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 60 Chance of Thunder (%) 20 40 20 Temp (24h trend) 87 (-1) 60 (-6) 68 RH % (24h trend) 46 (+3) 100 (+17) 54 Wind 20ft/early(mph) SW 8 G19 SW 8 G19 NW 7 Wind 20ft/late(mph) SW 12 G20 SW 6 N 9 Precip Amount 0.00 0.05 0.08 Precip Duration 1 2 3 Precip Begin 10 AM 8 PM Continuing Precip End 6 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1600 790 Mixing Hgt(ft-agl/msl)5240 2600 Transport Wnd (mph) SW 23 N 16 Vent Rate (kt-ft) 104800 36400 Category Day 5 3 Inversion 74F/9am 8pm 63F/7am Dispersion 5 3 Max ADI Early 73 Good 19 Gen Poor 28 Fair Max ADI Late 94 Good 12 Poor 45 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ048-192030- Coshocton- Including the city of Coshocton 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 80 Chance of Thunder (%) 20 40 20 Temp (24h trend) 88 (-1) 61 (-6) 70 RH % (24h trend) 43 (+8) 100 (+16) 53 Wind 20ft/early(mph) SW 7 G18 SW 7 G19 NW 5 Wind 20ft/late(mph) SW 11 G19 Lgt/Var N 8 Precip Amount 0.00 0.19 0.09 Precip Duration 0 3 5 Precip Begin 12 PM 8 PM Continuing Precip End 5 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1720 730 Mixing Hgt(ft-agl/msl)5650 2400 Transport Wnd (mph) SW 23 N 15 Vent Rate (kt-ft) 113000 31200 Category Day 5 3 Inversion 75F/9am 8pm 69F/8am Dispersion 5 3 Max ADI Early 69 Good 18 Gen Poor 30 Fair Max ADI Late 99 Good 8 Poor 41 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ049-192030- Harrison- Including the city of Cadiz 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 70 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-1) 63 (-3) 71 RH % (24h trend) 44 (+2) 97 (+15) 55 Wind 20ft/early(mph) SW 8 G21 SW 8 G19 W 6 Wind 20ft/late(mph) SW 11 G21 SW 6 N 8 Precip Amount 0.01 0.03 0.13 Precip Duration 1 3 6 Precip Begin 9 AM Continuing Continuing Precip End Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 1740 810 Mixing Hgt(ft-agl/msl)5710 2640 Transport Wnd (mph) SW 21 N 14 Vent Rate (kt-ft) 102780 31680 Category Day 4 3 Inversion 75F/9am 8pm 64F/7am Dispersion 4 3 Max ADI Early 68 Good 16 Gen Poor 29 Fair Max ADI Late 94 Good 9 Poor 40 Fair Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ050-192030- Jefferson OH- Including the city of Steubenville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 60 70 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-1) 63 (-3) 72 RH % (24h trend) 42 (0) 96 (+15) 54 Wind 20ft/early(mph) SW 8 G20 SW 8 G19 W 7 Wind 20ft/late(mph) SW 11 G21 SW 6 N 8 Precip Amount 0.00 0.03 0.14 Precip Duration 1 2 5 Precip Begin 9 AM 6 PM Continuing Precip End 2 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1710 820 Mixing Hgt(ft-agl/msl)5630 2680 Transport Wnd (mph) SW 22 N 15 Vent Rate (kt-ft) 106970 34840 Category Day 5 3 Inversion 75F/9am 8pm 69F/8am Dispersion 5 3 Max ADI Early 74 Good 17 Gen Poor 31 Fair Max ADI Late 94 Good 9 Poor 42 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ057-192030- Muskingum- Including the city of Zanesville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 80 Chance of Thunder (%) 20 30 30 Temp (24h trend) 89 (-1) 63 (-4) 72 RH % (24h trend) 44 (+4) 99 (+19) 56 Wind 20ft/early(mph) SW 7 G19 SW 6 G18 Lgt/Var Wind 20ft/late(mph) SW 10 G19 Lgt/Var N 7 Precip Amount 0.00 0.20 0.14 Precip Duration 0 3 6 Precip Begin 12 PM 9 PM Continuing Precip End 4 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1800 780 Mixing Hgt(ft-agl/msl)5900 2560 Transport Wnd (mph) SW 23 N 14 Vent Rate (kt-ft) 118000 30720 Category Day 5 3 Inversion 75F/9am 8pm 67F/8am Dispersion 5 3 Max ADI Early 74 Good 26 Fair 27 Fair Max ADI Late 98 Good 8 Poor 41 Gen Good Max LVORI Early 4 3 6 Max LVORI Late 1 5 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ058-192030- Guernsey- Including the city of Cambridge 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 70 80 Chance of Thunder (%) 0 30 30 Temp (24h trend) 89 (-2) 63 (-3) 72 RH % (24h trend) 43 (+1) 99 (+12) 56 Wind 20ft/early(mph) SW 7 G19 SW 6 G18 Lgt/Var Wind 20ft/late(mph) SW 10 G20 Lgt/Var N 7 Precip Amount 0.00 0.07 0.18 Precip Duration 2 7 Precip Begin 10 PM Continuing Precip End Continuing 6 PM Mixing Hgt(m-agl/msl) 1850 850 Mixing Hgt(ft-agl/msl)6060 2780 Transport Wnd (mph) SW 21 N 15 Vent Rate (kt-ft) 109080 36140 Category Day 5 3 Inversion 75F/9am 8pm 68F/8am Dispersion 5 3 Max ADI Early 73 Good 15 Gen Poor 27 Fair Max ADI Late 122 Very Good8 Poor 44 Gen Good Max LVORI Early 4 3 6 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ059-192030- Belmont- Including the cities of Martins Ferry and St. Clairsville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 60 80 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-2) 63 (-2) 73 RH % (24h trend) 45 (+2) 97 (+15) 63 Wind 20ft/early(mph) SW 8 G21 SW 7 G19 W 6 Wind 20ft/late(mph) SW 11 G21 SW 5 N 8 Precip Amount 0.00 0.02 0.19 Precip Duration 1 1 8 Precip Begin 9 AM 11 PM Continuing Precip End 2 PM Continuing Continuing Mixing Hgt(m-agl/msl) 1700 770 Mixing Hgt(ft-agl/msl)5590 2520 Transport Wnd (mph) SW 21 NW 15 Vent Rate (kt-ft) 100620 32760 Category Day 4 3 Inversion 75F/9am 8pm 68F/8am Dispersion 4 3 Max ADI Early 67 Good 13 Gen Poor 31 Fair Max ADI Late 90 Good 8 Poor 41 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ068-192030- Noble- Including the city of Caldwell 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 60 80 Chance of Thunder (%) 0 30 30 Temp (24h trend) 89 (-2) 63 (-1) 74 RH % (24h trend) 45 (+2) 99 (+8) 63 Wind 20ft/early(mph) SW 6 G19 SW 5 G17 Lgt/Var Wind 20ft/late(mph) SW 10 G19 Lgt/Var N 7 Precip Amount 0.00 0.07 0.21 Precip Duration 1 7 Precip Begin 11 PM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1850 870 Mixing Hgt(ft-agl/msl)6050 2850 Transport Wnd (mph) SW 21 NW 14 Vent Rate (kt-ft) 108900 34200 Category Day 5 3 Inversion 73F/9am 8pm 66F/8am Dispersion 5 3 Max ADI Early 75 Good 13 Gen Poor 27 Fair Max ADI Late 117 Very Good7 Poor 44 Gen Good Max LVORI Early 4 3 6 Max LVORI Late 1 5 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ069-192030- Monroe- Including the city of Woodsfield 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 50 90 Chance of Thunder (%) 0 30 40 Temp (24h trend) 89 (-1) 64 (0) 75 RH % (24h trend) 43 (-2) 94 (+5) 68 Wind 20ft/early(mph) SW 6 G20 SW 5 G18 Lgt/Var Wind 20ft/late(mph) SW 9 G20 Lgt/Var N 6 Precip Amount 0.00 0.01 0.28 Precip Duration 1 9 Precip Begin 12 AM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1730 1020 Mixing Hgt(ft-agl/msl)5690 3340 Transport Wnd (mph) SW 21 W 14 Vent Rate (kt-ft) 102420 40080 Category Day 4 3 Inversion 74F/9am 8pm 68F/8am Dispersion 4 3 Max ADI Early 69 Good 13 Gen Poor 26 Fair Max ADI Late 128 Very Good7 Poor 46 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ007-192030- Mercer- Including the cities of Sharon, Hermitage, and Grove City 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Mcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 30 70 70 Chance of Thunder (%) 30 40 20 Temp (24h trend) 86 (-1) 57 (-9) 66 RH % (24h trend) 49 (+3) 100 (+16) 58 Wind 20ft/early(mph) SW 7 G17 SW 9 G18 NW 8 Wind 20ft/late(mph) SW 12 G21 SW 6 NW 9 Precip Amount 0.00 0.09 0.07 Precip Duration 1 4 1 Precip Begin 8 AM Continuing Continuing Precip End Continuing Continuing 12 PM Mixing Hgt(m-agl/msl) 1440 800 Mixing Hgt(ft-agl/msl)4720 2630 Transport Wnd (mph) SW 22 N 16 Vent Rate (kt-ft) 89680 36820 Category Day 4 3 Inversion 74F/9am 8pm 61F/7am Dispersion 4 3 Max ADI Early 57 Gen Good 25 Fair 27 Fair Max ADI Late 88 Good 11 Poor 49 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ008-192030- Venango- Including the cities of Oil City and Franklin 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 30 70 50 Chance of Thunder (%) 30 40 20 Temp (24h trend) 86 (-2) 58 (-7) 68 RH % (24h trend) 49 (+5) 100 (+18) 55 Wind 20ft/early(mph) SW 6 G17 SW 7 G17 NW 6 Wind 20ft/late(mph) SW 10 G19 SW 5 NW 7 Precip Amount 0.00 0.07 0.06 Precip Duration 1 4 1 Precip Begin 8 AM Continuing Continuing Precip End Continuing Continuing 1 PM Mixing Hgt(m-agl/msl) 1480 970 Mixing Hgt(ft-agl/msl)4860 3180 Transport Wnd (mph) SW 22 N 15 Vent Rate (kt-ft) 92340 41340 Category Day 4 3 Inversion 73F/9am 8pm 62F/7am Dispersion 4 3 Max ADI Early 80 Good 26 Fair 25 Fair Max ADI Late 89 Good 8 Poor 56 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ009-192030- Forest- Including the city of Tionesta 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Pcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 30 70 50 Chance of Thunder (%) 30 30 20 Temp (24h trend) 85 (-3) 59 (-4) 68 RH % (24h trend) 47 (+8) 100 (+20) 50 Wind 20ft/early(mph) SW 5 G17 SW 5 G17 W 5 Wind 20ft/late(mph) SW 9 G19 Lgt/Var NW 6 Precip Amount 0.00 0.06 0.05 Precip Duration 1 3 1 Precip Begin 8 AM Continuing Continuing Precip End Continuing Continuing 12 PM Mixing Hgt(m-agl/msl) 1520 1010 Mixing Hgt(ft-agl/msl)4990 3310 Transport Wnd (mph) SW 23 N 15 Vent Rate (kt-ft) 99800 43030 Category Day 4 3 Inversion 73F/9am 8pm 68F/8am Dispersion 4 3 Max ADI Early 87 Good 24 Fair 23 Fair Max ADI Late 127 Very Good8 Poor 58 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ013-192030- Lawrence- Including the cities of New Castle and Ellwood City 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 60 Chance of Thunder (%) 20 30 20 Temp (24h trend) 87 (-2) 61 (-4) 69 RH % (24h trend) 47 (+4) 100 (+20) 55 Wind 20ft/early(mph) SW 6 G17 SW 7 G17 NW 6 Wind 20ft/late(mph) SW 11 G18 SW 5 N 9 Precip Amount 0.00 0.10 0.07 Precip Duration 1 3 1 Precip Begin 9 AM Continuing Continuing Precip End Continuing Continuing 12 PM Mixing Hgt(m-agl/msl) 1460 800 Mixing Hgt(ft-agl/msl)4790 2610 Transport Wnd (mph) SW 21 N 16 Vent Rate (kt-ft) 86220 36540 Category Day 4 3 Inversion 75F/9am 8pm 62F/7am Dispersion 4 3 Max ADI Early 81 Good 24 Fair 30 Fair Max ADI Late 84 Good 8 Poor 49 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ014-192030- Butler- Including the city of Butler 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 60 Chance of Thunder (%) 20 30 20 Temp (24h trend) 87 (-1) 61 (-3) 71 RH % (24h trend) 50 (+3) 100 (+18) 60 Wind 20ft/early(mph) SW 6 SW 7 G17 W 6 Wind 20ft/late(mph) SW 11 G19 SW 5 NW 8 Precip Amount 0.00 0.05 0.10 Precip Duration 0 3 2 Precip Begin 11 AM Continuing Continuing Precip End Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 1560 790 Mixing Hgt(ft-agl/msl)5120 2600 Transport Wnd (mph) SW 21 N 15 Vent Rate (kt-ft) 92160 33800 Category Day 4 3 Inversion 75F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 91 Good 23 Fair 30 Fair Max ADI Late 87 Good 8 Poor 44 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ015-192030- Clarion- Including the city of Clarion 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 30 60 60 Chance of Thunder (%) 20 30 20 Temp (24h trend) 86 (-2) 62 (-2) 70 RH % (24h trend) 48 (+5) 99 (+20) 54 Wind 20ft/early(mph) SW 6 G17 SW 6 G17 W 6 Wind 20ft/late(mph) SW 10 G19 Lgt/Var NW 8 Precip Amount 0.00 0.04 0.09 Precip Duration 1 2 2 Precip Begin 8 AM Continuing Continuing Precip End Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 1510 860 Mixing Hgt(ft-agl/msl)4970 2810 Transport Wnd (mph) SW 21 N 15 Vent Rate (kt-ft) 89460 36530 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 89 Good 24 Fair 28 Fair Max ADI Late 96 Good 8 Poor 51 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ016-192030- Jefferson PA- Including the cities of Punxsutawney and Brookville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 50 50 Chance of Thunder (%) 20 20 20 Temp (24h trend) 85 (-2) 64 (0) 72 RH % (24h trend) 47 (+4) 90 (+11) 54 Wind 20ft/early(mph) SW 7 G18 SW 6 G18 W 7 Wind 20ft/late(mph) SW 11 G20 SW 5 NW 8 Precip Amount 0.00 0.02 0.12 Precip Duration 1 2 3 Precip Begin 8 AM Continuing Continuing Precip End Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 1490 790 Mixing Hgt(ft-agl/msl)4880 2600 Transport Wnd (mph) SW 21 N 15 Vent Rate (kt-ft) 87840 33800 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 78 Good 25 Fair 33 Fair Max ADI Late 91 Good 8 Poor 45 Gen Good Max LVORI Early 4 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ020-192030- Beaver- Including the cities of Aliquippa, Beaver Falls, Ambridge, and Monaca 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 70 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-1) 64 (-3) 71 RH % (24h trend) 45 (+3) 99 (+21) 55 Wind 20ft/early(mph) SW 6 G17 SW 7 G17 W 6 Wind 20ft/late(mph) SW 11 G19 Lgt/Var N 8 Precip Amount 0.00 0.02 0.13 Precip Duration 0 2 4 Precip Begin 12 PM 8 PM Continuing Precip End 3 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1730 800 Mixing Hgt(ft-agl/msl)5660 2630 Transport Wnd (mph) SW 22 N 15 Vent Rate (kt-ft) 107540 34190 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 94 Good 13 Gen Poor 32 Fair Max ADI Late 94 Good 8 Poor 44 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ021-192030- Allegheny- Including the city of Pittsburgh Metro Area 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 60 90 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-2) 66 (0) 75 RH % (24h trend) 45 (+1) 91 (+13) 60 Wind 20ft/early(mph) SW 8 G19 SW 8 G18 W 7 Wind 20ft/late(mph) SW 12 G20 SW 5 NW 9 Precip Amount 0.00 0.01 0.16 Precip Duration 0 2 5 Precip Begin 12 PM 7 PM Continuing Precip End 5 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1730 810 Mixing Hgt(ft-agl/msl)5690 2670 Transport Wnd (mph) SW 21 N 15 Vent Rate (kt-ft) 102420 34710 Category Day 4 3 Inversion 76F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 85 Good 25 Fair 30 Fair Max ADI Late 90 Good 8 Poor 42 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ022-192030- Armstrong- Including the cities of Kittanning and Ford City 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Showers Tstms Tstms Chance Precip (%) 20 60 70 Chance of Thunder (%) 0 30 30 Temp (24h trend) 87 (-2) 64 (0) 73 RH % (24h trend) 49 (+2) 95 (+7) 60 Wind 20ft/early(mph) SW 6 G17 SW 6 W 6 Wind 20ft/late(mph) SW 10 G19 Lgt/Var NW 8 Precip Amount 0.00 0.01 0.14 Precip Duration 0 2 4 Precip Begin 11 AM 6 PM Continuing Precip End 5 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1610 820 Mixing Hgt(ft-agl/msl)5290 2680 Transport Wnd (mph) SW 21 N 16 Vent Rate (kt-ft) 95220 37520 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 90 Good 11 Poor 33 Fair Max ADI Late 86 Good 8 Poor 46 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ029-192030- Washington- Including the cities of Washington and Canonsburg 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 10 50 80 Chance of Thunder (%) 10 30 40 Temp (24h trend) 87 (-3) 65 (-1) 74 RH % (24h trend) 46 (+3) 89 (+8) 62 Wind 20ft/early(mph) SW 8 G19 SW 7 G17 SW 7 Wind 20ft/late(mph) SW 12 G20 SW 5 NW 9 Precip Amount 0.00 0.01 0.21 Precip Duration 0 1 9 Precip Begin 10 AM 1 AM Continuing Precip End 2 PM Continuing Continuing Mixing Hgt(m-agl/msl) 1670 740 Mixing Hgt(ft-agl/msl)5480 2440 Transport Wnd (mph) SW 22 N 15 Vent Rate (kt-ft) 104120 31720 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 80 Good 12 Poor 29 Fair Max ADI Late 90 Good 8 Poor 41 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ031-192030- Greene- Including the city of Waynesburg 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 30 90 Chance of Thunder (%) 0 20 40 Temp (24h trend) 88 (-2) 66 (+2) 76 RH % (24h trend) 45 (-2) 84 (0) 72 Wind 20ft/early(mph) SW 7 G19 SW 5 SW 6 Wind 20ft/late(mph) SW 9 G19 Lgt/Var NW 7 Precip Amount 0.00 0.00 0.35 Precip Duration 0 9 Precip Begin 2 AM 6 AM Precip End 5 AM Continuing Mixing Hgt(m-agl/msl) 1700 780 Mixing Hgt(ft-agl/msl)5570 2560 Transport Wnd (mph) SW 20 W 15 Vent Rate (kt-ft) 94690 33280 Category Day 4 3 Inversion 76F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 81 Good 13 Gen Poor 33 Fair Max ADI Late 111 Very Good7 Poor 41 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ073-192030- Westmoreland- Including the cities of Murrysville, Greensburg, New Kensington, Lower Burrell, Latrobe, and Monessen 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 50 90 Chance of Thunder (%) 20 20 40 Temp (24h trend) 88 (-2) 65 (+1) 75 RH % (24h trend) 49 (+2) 91 (+7) 69 Wind 20ft/early(mph) SW 9 G18 SW 7 G17 SW 8 Wind 20ft/late(mph) SW 12 G20 SW 5 NW 8 Precip Amount 0.00 0.01 0.23 Precip Duration 0 1 8 Precip Begin 12 PM 7 PM Continuing Precip End 5 PM Continuing Continuing Mixing Hgt(m-agl/msl) 1640 870 Mixing Hgt(ft-agl/msl)5380 2840 Transport Wnd (mph) SW 21 N 14 Vent Rate (kt-ft) 96840 34080 Category Day 4 3 Inversion 75F/9am 7pm 69F/8am Dispersion 4 3 Max ADI Early 85 Good 11 Poor 33 Fair Max ADI Late 88 Good 8 Poor 46 Gen Good Max LVORI Early 4 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ074-192030- Higher Elevations of Westmoreland- Including the cities of Ligonier and Donegal 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 40 100 Chance of Thunder (%) 0 20 40 Temp (24h trend) 88 (-1) 67 (+2) 75 RH % (24h trend) 45 (+4) 82 (+3) 70 Wind 20ft/early(mph) SW 7 G19 SW 5 SW 7 G18 Wind 20ft/late(mph) SW 10 G20 Lgt/Var NW 7 G17 Precip Amount 0.00 0.00 0.24 Precip Duration 1 10 Precip Begin 10 PM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1410 880 Mixing Hgt(ft-agl/msl)4640 2890 Transport Wnd (mph) W 23 NW 15 Vent Rate (kt-ft) 92800 37570 Category Day 4 3 Inversion 75F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 94 Good 20 Gen Poor 42 Gen Good Max ADI Late 102 Very Good8 Poor 47 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ075-192030- Fayette- Including the city of Uniontown 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 30 90 Chance of Thunder (%) 0 20 40 Temp (24h trend) 88 (-2) 65 (0) 76 RH % (24h trend) 46 (+2) 88 (+9) 70 Wind 20ft/early(mph) SW 7 G17 SW 5 SW 6 Wind 20ft/late(mph) SW 9 G18 Lgt/Var NW 7 Precip Amount 0.00 0.00 0.38 Precip Duration 1 8 Precip Begin 2 AM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1630 810 Mixing Hgt(ft-agl/msl)5350 2650 Transport Wnd (mph) SW 20 W 14 Vent Rate (kt-ft) 90950 31800 Category Day 4 3 Inversion 75F/9am 7pm 70F/8am Dispersion 4 3 Max ADI Early 80 Good 10 Poor 38 Fair Max ADI Late 84 Good 8 Poor 40 Fair Max LVORI Early 4 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ076-192030- Higher Elevations of Fayette- Including the cities of Champion and Ohiopyle 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 30 100 Chance of Thunder (%) 0 20 40 Temp (24h trend) 86 (-1) 64 (-1) 75 RH % (24h trend) 45 (0) 84 (+2) 68 Wind 20ft/early(mph) SW 6 G17 Lgt/Var SW 5 Wind 20ft/late(mph) SW 7 G18 Lgt/Var NW 6 Precip Amount 0.00 0.00 0.29 Precip Duration 1 8 Precip Begin 2 AM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1450 810 Mixing Hgt(ft-agl/msl)4740 2670 Transport Wnd (mph) SW 20 W 16 Vent Rate (kt-ft) 80580 37380 Category Day 4 3 Inversion 75F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 85 Good 9 Poor 46 Gen Good Max ADI Late 107 Very Good8 Poor 42 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ077-192030- Indiana- Including the city of Indiana 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Showers Tstms Tstms Chance Precip (%) 20 60 60 Chance of Thunder (%) 0 20 30 Temp (24h trend) 87 (-2) 65 (+1) 74 RH % (24h trend) 48 (+4) 88 (+8) 64 Wind 20ft/early(mph) SW 7 G19 SW 6 G18 SW 7 G17 Wind 20ft/late(mph) SW 11 G20 SW 5 NW 8 Precip Amount 0.00 0.01 0.15 Precip Duration 0 1 6 Precip Begin 12 PM 8 PM Continuing Precip End 2 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1510 840 Mixing Hgt(ft-agl/msl)4950 2750 Transport Wnd (mph) SW 20 NW 16 Vent Rate (kt-ft) 84150 38500 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 82 Good 11 Poor 36 Fair Max ADI Late 90 Good 8 Poor 47 Gen Good Max LVORI Early 4 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ078-192030- Higher Elevations of Indiana- Including the city of Armagh 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 60 80 Chance of Thunder (%) 0 20 30 Temp (24h trend) 86 (-3) 66 (+1) 75 RH % (24h trend) 47 (+6) 84 (+7) 69 Wind 20ft/early(mph) SW 7 G19 SW 6 G17 W 8 G17 Wind 20ft/late(mph) SW 11 G21 SW 5 NW 8 G17 Precip Amount 0.00 0.01 0.17 Precip Duration 1 7 Precip Begin 10 PM Continuing Precip End Continuing 6 PM Mixing Hgt(m-agl/msl) 1470 870 Mixing Hgt(ft-agl/msl)4840 2850 Transport Wnd (mph) SW 21 NW 15 Vent Rate (kt-ft) 87120 37050 Category Day 4 3 Inversion 75F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 79 Good 11 Poor 33 Fair Max ADI Late 90 Good 8 Poor 48 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ001-192030- Hancock- Including the city of Weirton 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 70 70 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-1) 64 (-1) 71 RH % (24h trend) 43 (+1) 98 (+15) 54 Wind 20ft/early(mph) SW 7 G18 SW 7 G17 W 6 Wind 20ft/late(mph) SW 11 G19 SW 5 N 8 Precip Amount 0.00 0.02 0.14 Precip Duration 0 2 5 Precip Begin 10 AM 6 PM Continuing Precip End 2 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1730 840 Mixing Hgt(ft-agl/msl)5660 2770 Transport Wnd (mph) SW 22 N 15 Vent Rate (kt-ft) 107540 36010 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 80 Good 14 Gen Poor 30 Fair Max ADI Late 95 Good 8 Poor 45 Gen Good Max LVORI Early 3 3 5 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ002-192030- Brooke- Including the cities of Follansbee and Wellsburg 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 60 80 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-2) 66 (-2) 73 RH % (24h trend) 44 (+2) 89 (+13) 56 Wind 20ft/early(mph) SW 7 G19 SW 8 G17 W 6 Wind 20ft/late(mph) SW 11 G20 SW 5 N 8 Precip Amount 0.00 0.02 0.16 Precip Duration 0 1 6 Precip Begin 10 AM 11 PM Continuing Precip End 2 PM Continuing 6 PM Mixing Hgt(m-agl/msl) 1730 780 Mixing Hgt(ft-agl/msl)5680 2570 Transport Wnd (mph) SW 22 N 14 Vent Rate (kt-ft) 107920 30840 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 77 Good 12 Poor 30 Fair Max ADI Late 94 Good 8 Poor 40 Fair Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ003-192030- Ohio- Including the city of Wheeling 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Chance Precip (%) 20 50 70 Chance of Thunder (%) 20 30 30 Temp (24h trend) 88 (-2) 65 (-1) 73 RH % (24h trend) 44 (+6) 88 (+3) 64 Wind 20ft/early(mph) SW 8 G19 SW 8 G17 W 6 Wind 20ft/late(mph) SW 11 G20 SW 5 N 8 Precip Amount 0.00 0.01 0.17 Precip Duration 0 1 10 Precip Begin 10 AM 12 AM Continuing Precip End 2 PM Continuing Continuing Mixing Hgt(m-agl/msl) 1640 710 Mixing Hgt(ft-agl/msl)5380 2330 Transport Wnd (mph) SW 22 N 14 Vent Rate (kt-ft) 102220 27960 Category Day 5 3 Inversion 75F/9am 8pm 69F/8am Dispersion 5 3 Max ADI Early 69 Good 12 Poor 28 Fair Max ADI Late 89 Good 8 Poor 40 Fair Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ004-192030- Marshall- Including the city of Moundsville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 50 80 Chance of Thunder (%) 0 20 40 Temp (24h trend) 88 (-2) 67 (0) 74 RH % (24h trend) 46 (+1) 84 (+2) 69 Wind 20ft/early(mph) SW 7 G19 SW 6 G17 SW 5 Wind 20ft/late(mph) SW 10 G20 Lgt/Var NW 7 Precip Amount 0.00 0.00 0.30 Precip Duration 1 10 Precip Begin 1 AM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1710 870 Mixing Hgt(ft-agl/msl)5610 2840 Transport Wnd (mph) SW 20 W 14 Vent Rate (kt-ft) 95370 34080 Category Day 4 3 Inversion 75F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 74 Good 13 Gen Poor 28 Fair Max ADI Late 123 Very Good7 Poor 41 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ012-192030- Wetzel- Including the city of New Martinsville 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 30 90 Chance of Thunder (%) 0 20 40 Temp (24h trend) 88 (-2) 68 (+1) 76 RH % (24h trend) 44 (-1) 82 (+4) 74 Wind 20ft/early(mph) SW 5 G18 SW 5 SW 5 Wind 20ft/late(mph) SW 9 G19 Lgt/Var NW 6 Precip Amount 0.00 0.00 0.32 Precip Duration 0 10 Precip Begin 1 AM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1890 950 Mixing Hgt(ft-agl/msl)6200 3110 Transport Wnd (mph) SW 21 W 13 Vent Rate (kt-ft) 111600 34210 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 78 Good 13 Gen Poor 29 Fair Max ADI Late 133 Very Good6 Very Poor 43 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ021-192030- Marion- Including the city of Fairmont 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 20 100 Chance of Thunder (%) 0 20 50 Temp (24h trend) 89 (-1) 66 (+3) 77 RH % (24h trend) 43 (-1) 84 (-4) 71 Wind 20ft/early(mph) SW 5 G17 Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 9 G18 Lgt/Var NW 6 Precip Amount 0.00 0.00 0.28 Precip Duration 0 8 Precip Begin 1 AM 6 AM Precip End 5 AM Continuing Mixing Hgt(m-agl/msl) 1910 880 Mixing Hgt(ft-agl/msl)6270 2890 Transport Wnd (mph) SW 18 W 13 Vent Rate (kt-ft) 100320 31790 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 101 Very Good23 Fair 38 Fair Max ADI Late 130 Very Good6 Very Poor 38 Fair Max LVORI Early 4 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ509-192030- Monongalia- Including the city of Morgantown 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 20 100 Chance of Thunder (%) 0 20 50 Temp (24h trend) 88 (-2) 67 (+1) 77 RH % (24h trend) 44 (-2) 83 (+3) 70 Wind 20ft/early(mph) SW 6 G17 Lgt/Var SW 5 Wind 20ft/late(mph) SW 9 G18 Lgt/Var NW 6 Precip Amount 0.00 0.00 0.30 Precip Duration 1 8 Precip Begin 1 AM 6 AM Precip End 5 AM Continuing Mixing Hgt(m-agl/msl) 1790 800 Mixing Hgt(ft-agl/msl)5870 2620 Transport Wnd (mph) SW 20 W 13 Vent Rate (kt-ft) 99790 28820 Category Day 5 3 Inversion 75F/9am 8pm 70F/8am Dispersion 5 3 Max ADI Early 93 Good 24 Fair 35 Fair Max ADI Late 123 Very Good6 Very Poor 37 Fair Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ510-192030- Ridges of Eastern Monongalia and Northwestern Preston- Including the city of Coopers Rock 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 20 100 Chance of Thunder (%) 0 20 50 Temp (24h trend) 86 (-1) 64 (-1) 76 RH % (24h trend) 44 (-3) 82 (+1) 67 Wind 20ft/early(mph) SW 5 Lgt/Var SW 5 Wind 20ft/late(mph) SW 7 G17 Lgt/Var NW 6 Precip Amount 0.00 0.00 0.30 Precip Duration 1 7 Precip Begin 2 AM 6 AM Precip End 5 AM Continuing Mixing Hgt(m-agl/msl) 1580 880 Mixing Hgt(ft-agl/msl)5170 2880 Transport Wnd (mph) SW 18 W 15 Vent Rate (kt-ft) 82720 37440 Category Day 4 3 Inversion 74F/9am 8pm 69F/8am Dispersion 4 3 Max ADI Early 83 Good 12 Poor 41 Gen Good Max ADI Late 108 Very Good6 Very Poor 43 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ511-192030- Preston- Including the cities of Kingwood and Bruceton Mills 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None Tstms Tstms Chance Precip (%) 0 20 100 Chance of Thunder (%) 0 20 50 Temp (24h trend) 86 (-2) 65 (+2) 76 RH % (24h trend) 44 (-2) 82 (-7) 65 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 7 Lgt/Var W 6 Precip Amount 0.00 0.00 0.26 Precip Duration 0 7 Precip Begin 2 AM 6 AM Precip End 5 AM Continuing Mixing Hgt(m-agl/msl) 1560 940 Mixing Hgt(ft-agl/msl)5130 3090 Transport Wnd (mph) SW 17 W 15 Vent Rate (kt-ft) 76950 40170 Category Day 4 3 Inversion 75F/9am 8pm 70F/8am Dispersion 4 3 Max ADI Early 86 Good 10 Poor 47 Gen Good Max ADI Late 117 Very Good5 Very Poor 49 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ512-192030- Eastern Preston- Including the cities of Terra Alta, Rowlesburg, and Hazelton 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None None Tstms Chance Precip (%) 0 0 90 Chance of Thunder (%) 0 0 50 Temp (24h trend) 85 (-1) 64 (+1) 76 RH % (24h trend) 44 (-4) 79 (-5) 65 Wind 20ft/early(mph) SW 5 G17 Lgt/Var SW 6 Wind 20ft/late(mph) W 8 G17 Lgt/Var W 7 Precip Amount 0.00 0.00 0.22 Precip Duration 7 Precip Begin 6 AM Precip End Continuing Mixing Hgt(m-agl/msl) 1550 1030 Mixing Hgt(ft-agl/msl)5090 3390 Transport Wnd (mph) W 18 W 17 Vent Rate (kt-ft) 81440 50850 Category Day 4 4 Inversion 73F/9am 8pm 69F/8am Dispersion 4 4 Max ADI Early 97 Good 15 Gen Poor 58 Gen Good Max ADI Late 118 Very Good5 Very Poor 57 Gen Good Max LVORI Early 3 3 4 Max LVORI Late 1 4 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ513-192030- Western Tucker- Including the cities of Parsons, Hendricks, and Saint George 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None None Tstms Chance Precip (%) 0 0 90 Chance of Thunder (%) 0 0 50 Temp (24h trend) 86 (-3) 64 (+1) 78 RH % (24h trend) 41 (-1) 77 (-7) 61 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) W 7 G17 Lgt/Var W 6 Precip Amount 0.00 0.00 0.20 Precip Duration 6 Precip Begin 7 AM Precip End Continuing Mixing Hgt(m-agl/msl) 1620 1200 Mixing Hgt(ft-agl/msl)5310 3950 Transport Wnd (mph) W 17 W 17 Vent Rate (kt-ft) 79650 59250 Category Day 4 4 Inversion 72F/9am 8pm 69F/8am Dispersion 4 4 Max ADI Early 104 Very Good10 Poor 62 Good Max ADI Late 121 Very Good5 Very Poor 64 Good Max LVORI Early 3 3 4 Max LVORI Late 1 3 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ514-192030- Eastern Tucker- Including the cities of Davis, Thomas, and Canaan Valley 232 AM EDT Tue May 19 2026 Today Tonight Wed Cloud Cover Pcldy Pcldy Mcldy Precip Type None None Tstms Chance Precip (%) 0 0 90 Chance of Thunder (%) 0 0 50 Temp (24h trend) 82 (-3) 63 (+3) 75 RH % (24h trend) 44 (-3) 76 (-11) 61 Wind 20ft/early(mph) W 6 G23 SW 5 G17 W 7 G23 Wind 20ft/late(mph) W 8 G22 Lgt/Var W 8 G22 Precip Amount 0.00 0.00 0.11 Precip Duration 6 Precip Begin 9 AM Precip End Continuing Mixing Hgt(m-agl/msl) 1510 1300 Mixing Hgt(ft-agl/msl)4960 4260 Transport Wnd (mph) W 22 W 20 Vent Rate (kt-ft) 94240 72420 Category Day 4 4 Inversion 68F/8am 8pm 67F/8am Dispersion 4 4 Max ADI Early 104 Very Good24 Fair 69 Good Max ADI Late 122 Very Good10 Poor 73 Good Max LVORI Early 3 3 4 Max LVORI Late 1 3 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper 40s. Highs in the upper 60s. North winds around 5 mph. .FRIDAY...Showers. Lows in the lower 50s. Highs in the mid 60s. East winds 5 to 10 mph. .SATURDAY...Showers and a chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. South winds 15 to 20 mph. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. Southwest winds 10 to 15 mph. .MONDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 70s. South winds around 5 mph. $$ CL