FNUS51 KPBZ 231714 FWFPBZ Fire Weather Planning Forecast National Weather Service Pittsburgh PA 114 PM EDT Sun Aug 23 2026 .DISCUSSION... Scattered to numerous showers are expected into this evening north of US-422, with more isolated activity elsewhere. Showers largely cease this evening, and then mostly dry weather is expected through Tuesday. Cold advection will keep temperatures about 10 degrees below normal this afternoon and Monday, with 15 to 25 MPH wind gusts both afternoons. Relative humidity will mostly stay above 50 percent. OHZ039-240815- Tuscarawas- Including the cities of New Philadelphia and Dover 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 52 (-7) 73 (0) 53 77 RH % (24h trend) 99 (0) 56 (-4) 100 53 Wind 20ft/early(mph) W 6 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1630 1710 Mixing Hgt(ft-agl/msl) 5350 5610 Transport Wnd (mph) W 15 W 7 Vent Rate (kt-ft) 69550 33660 Category Day 4 3 Inversion 8pm 56F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 9 Poor 62 Good 8 Poor 25 Fair Max ADI Late 5 Very Poor 90 Good 4 Very Poor 44 Gen Good Max LVORI Early 6 7 6 8 Max LVORI Late 9 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ040-240815- Carroll- Including the cities of Carrollton and Malvern 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-6) 71 (-1) 54 77 RH % (24h trend) 100 (0) 59 (-2) 98 54 Wind 20ft/early(mph) W 6 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) W 5 W 9 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1590 1540 Mixing Hgt(ft-agl/msl) 5220 5050 Transport Wnd (mph) W 16 NW 8 Vent Rate (kt-ft) 73080 35350 Category Day 4 3 Inversion 8pm 56F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 9 Poor 63 Good 11 Poor 31 Fair Max ADI Late 5 Very Poor 93 Good 5 Very Poor 50 Gen Good Max LVORI Early 6 8 6 7 Max LVORI Late 9 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ041-240815- Columbiana- Including the cities of East Liverpool, Salem, and Columbiana 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Pcldy Precip Type Tstms None None None Chance Precip (%) 30 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 53 (-6) 71 (-1) 54 77 RH % (24h trend) 100 (+1) 59 (-2) 98 54 Wind 20ft/early(mph) W 6 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 Lgt/Var Lgt/Var Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 1 Precip Begin 7 PM Precip End 1 AM Mixing Hgt(m-agl/msl) 1550 1590 Mixing Hgt(ft-agl/msl) 5070 5220 Transport Wnd (mph) W 17 NW 9 Vent Rate (kt-ft) 76050 41760 Category Day 4 3 Inversion 8pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 67 Good 10 Poor 34 Fair Max ADI Late 6 Very Poor 95 Good 5 Very Poor 57 Gen Good Max LVORI Early 6 8 6 7 Max LVORI Late 9 2 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ048-240815- Coshocton- Including the city of Coshocton 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 51 (-7) 73 (+1) 53 77 RH % (24h trend) 98 (-2) 56 (-4) 100 53 Wind 20ft/early(mph) W 5 Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1680 1770 Mixing Hgt(ft-agl/msl) 5520 5800 Transport Wnd (mph) W 15 W 6 Vent Rate (kt-ft) 71760 29000 Category Day 4 3 Inversion 8pm 56F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 7 Poor 59 Gen Good 7 Poor 22 Fair Max ADI Late 6 Very Poor 90 Good 3 Very Poor 40 Fair Max LVORI Early 6 7 6 9 Max LVORI Late 8 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ049-240815- Harrison- Including the city of Cadiz 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-6) 72 (-1) 54 77 RH % (24h trend) 100 (0) 56 (-1) 99 53 Wind 20ft/early(mph) W 5 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1620 1790 Mixing Hgt(ft-agl/msl) 5330 5880 Transport Wnd (mph) W 15 W 7 Vent Rate (kt-ft) 69290 35280 Category Day 4 3 Inversion 8pm 57F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 8 Poor 62 Good 8 Poor 33 Fair Max ADI Late 8 Poor 90 Good 4 Very Poor 49 Gen Good Max LVORI Early 6 8 6 8 Max LVORI Late 9 1 9 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ050-240815- Jefferson OH- Including the city of Steubenville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-7) 72 (-1) 54 77 RH % (24h trend) 99 (-1) 55 (-1) 97 50 Wind 20ft/early(mph) W 6 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) W 5 W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1640 1660 Mixing Hgt(ft-agl/msl) 5390 5450 Transport Wnd (mph) W 15 NW 8 Vent Rate (kt-ft) 70070 38150 Category Day 4 3 Inversion 8pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 65 Good 8 Poor 35 Fair Max ADI Late 7 Poor 91 Good 4 Very Poor 53 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 9 1 7 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ057-240815- Muskingum- Including the city of Zanesville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 52 (-7) 73 (+1) 53 77 RH % (24h trend) 96 (-2) 57 (-2) 99 55 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1670 1580 Mixing Hgt(ft-agl/msl) 5480 5200 Transport Wnd (mph) W 15 W 5 Vent Rate (kt-ft) 71240 20800 Category Day 4 2 Inversion 7pm 62F/10am 8pm 60F/9am Dispersion 4 2 Max ADI Early 7 Poor 54 Gen Good 5 Very Poor 20 Gen Poor Max ADI Late 6 Very Poor 87 Good 3 Very Poor 36 Fair Max LVORI Early 6 6 6 9 Max LVORI Late 7 1 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ058-240815- Guernsey- Including the city of Cambridge 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 52 (-7) 73 (0) 54 78 RH % (24h trend) 100 (0) 56 (-3) 100 52 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1670 1700 Mixing Hgt(ft-agl/msl) 5480 5590 Transport Wnd (mph) W 15 W 6 Vent Rate (kt-ft) 71240 27950 Category Day 4 3 Inversion 7pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 7 Poor 57 Gen Good 5 Very Poor 23 Fair Max ADI Late 7 Poor 91 Good 3 Very Poor 45 Gen Good Max LVORI Early 7 7 6 9 Max LVORI Late 9 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ059-240815- Belmont- Including the cities of Martins Ferry and St. Clairsville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 73 (0) 55 78 RH % (24h trend) 99 (-1) 56 (-1) 98 52 Wind 20ft/early(mph) W 5 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1640 1730 Mixing Hgt(ft-agl/msl) 5390 5670 Transport Wnd (mph) W 14 W 7 Vent Rate (kt-ft) 64680 34020 Category Day 4 3 Inversion 7pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 8 Poor 60 Gen Good 5 Very Poor 34 Fair Max ADI Late 8 Poor 86 Good 3 Very Poor 47 Gen Good Max LVORI Early 7 8 6 7 Max LVORI Late 9 1 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ068-240815- Noble- Including the city of Caldwell 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Pcldy Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-7) 73 (0) 54 78 RH % (24h trend) 99 (-1) 55 (-2) 99 53 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1660 1690 Mixing Hgt(ft-agl/msl) 5430 5550 Transport Wnd (mph) W 14 W 6 Vent Rate (kt-ft) 65160 27750 Category Day 4 3 Inversion 7pm 58F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 6 Very Poor 58 Gen Good 5 Very Poor 24 Fair Max ADI Late 6 Very Poor 84 Good 3 Very Poor 41 Gen Good Max LVORI Early 7 7 7 9 Max LVORI Late 9 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ OHZ069-240815- Monroe- Including the city of Woodsfield 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 73 (-1) 55 78 RH % (24h trend) 99 (-1) 53 (-2) 99 52 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 5 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1660 1730 Mixing Hgt(ft-agl/msl) 5430 5660 Transport Wnd (mph) W 14 W 6 Vent Rate (kt-ft) 65160 28300 Category Day 4 3 Inversion 7pm 59F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 6 Very Poor 56 Gen Good 5 Very Poor 29 Fair Max ADI Late 5 Very Poor 84 Good 3 Very Poor 46 Gen Good Max LVORI Early 7 8 7 8 Max LVORI Late 9 1 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ007-240815- Mercer- Including the cities of Sharon, Hermitage, and Grove City 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 80 0 0 0 Chance of Thunder (%) 30 0 0 0 Temp (24h trend) 52 (-7) 70 (-2) 53 77 RH % (24h trend) 100 (0) 64 (-1) 100 57 Wind 20ft/early(mph) W 6 W 8 W 5 Lgt/Var Wind 20ft/late(mph) Lgt/Var W 11 G18 Lgt/Var NW 7 Precip Amount 0.18 0.00 0.00 0.00 Precip Duration 4 Precip Begin 6 PM Precip End 3 AM Mixing Hgt(m-agl/msl) 1270 1360 Mixing Hgt(ft-agl/msl) 4160 4460 Transport Wnd (mph) W 17 NW 10 Vent Rate (kt-ft) 62400 40140 Category Day 4 3 Inversion 8pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 18 Gen Poor 49 Gen Good 17 Gen Poor 43 Gen Good Max ADI Late 5 Very Poor 47 Gen Good 4 Very Poor 52 Gen Good Max LVORI Early 8 9 6 8 Max LVORI Late 9 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ008-240815- Venango- Including the cities of Oil City and Franklin 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mcldy Pcldy Pcldy Precip Type Tstms None Showers None Chance Precip (%) 90 0 10 0 Chance of Thunder (%) 40 0 0 0 Temp (24h trend) 52 (-7) 67 (-3) 53 74 RH % (24h trend) 100 (+1) 75 (+4) 100 65 Wind 20ft/early(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 G17 Lgt/Var NW 6 Precip Amount 0.20 0.00 0.01 0.00 Precip Duration 4 1 Precip Begin 6 PM 7 PM Precip End 3 AM 5 AM Mixing Hgt(m-agl/msl) 1120 1340 Mixing Hgt(ft-agl/msl) 3660 4380 Transport Wnd (mph) W 17 NW 12 Vent Rate (kt-ft) 54900 43800 Category Day 4 3 Inversion 7pm 55F/9am 8pm 58F/9am Dispersion 4 3 Max ADI Early 19 Gen Poor 53 Gen Good 19 Gen Poor 37 Fair Max ADI Late 5 Very Poor 56 Gen Good 5 Very Poor 59 Gen Good Max LVORI Early 9 8 6 8 Max LVORI Late 9 4 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ009-240815- Forest- Including the city of Tionesta 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mcldy Pcldy Pcldy Precip Type Tstms Tstms Showers None Chance Precip (%) 90 30 20 0 Chance of Thunder (%) 30 20 0 0 Temp (24h trend) 50 (-9) 66 (-4) 52 74 RH % (24h trend) 100 (+2) 72 (+2) 100 62 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 G17 Lgt/Var NW 5 Precip Amount 0.18 0.01 0.01 0.00 Precip Duration 4 1 1 Precip Begin 6 PM 1 PM Continuing Precip End 4 AM Continuing 5 AM Mixing Hgt(m-agl/msl) 990 1290 Mixing Hgt(ft-agl/msl) 3250 4220 Transport Wnd (mph) W 16 NW 12 Vent Rate (kt-ft) 45500 42200 Category Day 3 3 Inversion 7pm 53F/8am 8pm 55F/8am Dispersion 3 3 Max ADI Early 10 Poor 51 Gen Good 9 Poor 41 Gen Good Max ADI Late 4 Very Poor 54 Gen Good 5 Very Poor 61 Good Max LVORI Early 9 8 7 8 Max LVORI Late 9 4 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ013-240815- Lawrence- Including the cities of New Castle and Ellwood City 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 60 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 53 (-6) 71 (-2) 53 78 RH % (24h trend) 100 (0) 58 (-3) 100 54 Wind 20ft/early(mph) W 5 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 Lgt/Var NW 5 Precip Amount 0.05 0.00 0.00 0.00 Precip Duration 2 Precip Begin 7 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1420 1480 Mixing Hgt(ft-agl/msl) 4670 4860 Transport Wnd (mph) W 16 NW 9 Vent Rate (kt-ft) 65380 38880 Category Day 4 3 Inversion 8pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 68 Good 19 Gen Poor 36 Fair Max ADI Late 6 Very Poor 82 Good 4 Very Poor 56 Gen Good Max LVORI Early 8 9 6 8 Max LVORI Late 9 3 9 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ014-240815- Butler- Including the city of Butler 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 60 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 52 (-7) 70 (-3) 53 77 RH % (24h trend) 100 (0) 65 (-1) 100 59 Wind 20ft/early(mph) W 5 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 Lgt/Var NW 5 Precip Amount 0.05 0.00 0.00 0.00 Precip Duration 1 Precip Begin 9 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1450 1500 Mixing Hgt(ft-agl/msl) 4750 4930 Transport Wnd (mph) W 15 NW 12 Vent Rate (kt-ft) 61750 49300 Category Day 4 3 Inversion 8pm 57F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 11 Poor 63 Good 18 Gen Poor 39 Fair Max ADI Late 6 Very Poor 62 Good 5 Very Poor 61 Good Max LVORI Early 8 9 6 8 Max LVORI Late 9 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ015-240815- Clarion- Including the city of Clarion 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 80 0 0 0 Chance of Thunder (%) 30 0 0 0 Temp (24h trend) 52 (-8) 67 (-4) 53 75 RH % (24h trend) 100 (+2) 69 (+2) 100 62 Wind 20ft/early(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 G17 Lgt/Var NW 5 Precip Amount 0.07 0.00 0.00 0.00 Precip Duration 4 Precip Begin 6 PM Precip End 3 AM Mixing Hgt(m-agl/msl) 1220 1340 Mixing Hgt(ft-agl/msl) 3990 4390 Transport Wnd (mph) W 16 NW 12 Vent Rate (kt-ft) 55860 43900 Category Day 4 3 Inversion 8pm 55F/9am 8pm 58F/9am Dispersion 4 3 Max ADI Early 18 Gen Poor 55 Gen Good 13 Gen Poor 42 Gen Good Max ADI Late 5 Very Poor 58 Gen Good 5 Very Poor 60 Gen Good Max LVORI Early 8 9 6 8 Max LVORI Late 9 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ016-240815- Jefferson PA- Including the cities of Punxsutawney and Brookville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 70 0 0 0 Chance of Thunder (%) 30 0 0 0 Temp (24h trend) 52 (-8) 65 (-4) 52 72 RH % (24h trend) 100 (+1) 73 (+3) 100 65 Wind 20ft/early(mph) W 5 W 6 W 5 W 5 Wind 20ft/late(mph) Lgt/Var W 9 G17 Lgt/Var W 6 Precip Amount 0.05 0.00 0.00 0.00 Precip Duration 3 Precip Begin 6 PM Precip End 4 AM Mixing Hgt(m-agl/msl) 1200 1280 Mixing Hgt(ft-agl/msl) 3940 4200 Transport Wnd (mph) W 16 NW 13 Vent Rate (kt-ft) 55160 46200 Category Day 4 3 Inversion 7pm 54F/8am 7pm 57F/9am Dispersion 4 3 Max ADI Early 20 Gen Poor 51 Gen Good 14 Gen Poor 43 Gen Good Max ADI Late 5 Very Poor 58 Gen Good 6 Very Poor 53 Gen Good Max LVORI Early 8 9 6 8 Max LVORI Late 9 4 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ020-240815- Beaver- Including the cities of Aliquippa, Beaver Falls, Ambridge, and Monaca 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 30 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 54 (-6) 71 (-2) 54 78 RH % (24h trend) 100 (+1) 58 (-2) 97 52 Wind 20ft/early(mph) W 5 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 1 Precip Begin 7 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1580 1700 Mixing Hgt(ft-agl/msl) 5170 5570 Transport Wnd (mph) W 16 NW 9 Vent Rate (kt-ft) 72380 44560 Category Day 4 3 Inversion 8pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 11 Poor 72 Good 10 Poor 38 Fair Max ADI Late 7 Poor 93 Good 4 Very Poor 61 Good Max LVORI Early 5 8 6 6 Max LVORI Late 9 2 7 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ021-240815- Allegheny- Including the city of Pittsburgh Metro Area 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Pcldy Mclear Pcldy Precip Type Tstms None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 54 (-7) 71 (-3) 55 77 RH % (24h trend) 99 (0) 58 (-3) 96 54 Wind 20ft/early(mph) W 7 W 7 Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 5 W 10 Lgt/Var W 6 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 10 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1610 1710 Mixing Hgt(ft-agl/msl) 5290 5600 Transport Wnd (mph) W 16 NW 9 Vent Rate (kt-ft) 74060 44800 Category Day 4 3 Inversion 8pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 58 Gen Good 8 Poor 37 Fair Max ADI Late 8 Poor 66 Good 5 Very Poor 59 Gen Good Max LVORI Early 5 8 5 6 Max LVORI Late 9 2 6 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ022-240815- Armstrong- Including the cities of Kittanning and Ford City 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 50 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 53 (-8) 70 (-3) 53 77 RH % (24h trend) 100 (0) 66 (-2) 100 62 Wind 20ft/early(mph) W 5 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 Lgt/Var W 6 Precip Amount 0.03 0.00 0.00 0.00 Precip Duration 1 Precip Begin 10 PM Precip End 3 AM Mixing Hgt(m-agl/msl) 1450 1440 Mixing Hgt(ft-agl/msl) 4750 4730 Transport Wnd (mph) W 15 NW 12 Vent Rate (kt-ft) 61750 47300 Category Day 4 3 Inversion 8pm 57F/9am 8pm 59F/9am Dispersion 4 3 Max ADI Early 10 Poor 69 Good 16 Gen Poor 40 Fair Max ADI Late 6 Very Poor 62 Good 5 Very Poor 62 Good Max LVORI Early 7 9 6 8 Max LVORI Late 9 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ029-240815- Washington- Including the cities of Washington and Canonsburg 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Pcldy Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 71 (-1) 54 76 RH % (24h trend) 99 (0) 57 (-4) 95 53 Wind 20ft/early(mph) W 6 W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 5 W 9 Lgt/Var W 5 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 10 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1640 1660 Mixing Hgt(ft-agl/msl) 5390 5440 Transport Wnd (mph) W 15 W 9 Vent Rate (kt-ft) 70070 43520 Category Day 4 3 Inversion 8pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 62 Good 8 Poor 40 Fair Max ADI Late 8 Poor 84 Good 5 Very Poor 55 Gen Good Max LVORI Early 5 8 6 6 Max LVORI Late 9 1 6 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ031-240815- Greene- Including the city of Waynesburg 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-7) 71 (-2) 54 76 RH % (24h trend) 99 (-1) 56 (-4) 96 56 Wind 20ft/early(mph) W 5 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 12 AM Precip End 2 AM Mixing Hgt(m-agl/msl) 1690 1820 Mixing Hgt(ft-agl/msl) 5550 5950 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 72150 41650 Category Day 4 3 Inversion 7pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 9 Poor 65 Good 8 Poor 42 Gen Good Max ADI Late 7 Poor 93 Good 4 Very Poor 58 Gen Good Max LVORI Early 5 8 6 6 Max LVORI Late 9 1 7 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ073-240815- Westmoreland- Including the cities of Murrysville, Greensburg, New Kensington, Lower Burrell, Latrobe, and Monessen 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Showers None None None Chance Precip (%) 30 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-7) 70 (-3) 54 76 RH % (24h trend) 100 (0) 60 (-5) 100 59 Wind 20ft/early(mph) W 7 SW 8 Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 5 W 11 Lgt/Var W 6 Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 1 Precip Begin 11 PM Precip End 2 AM Mixing Hgt(m-agl/msl) 1550 1550 Mixing Hgt(ft-agl/msl) 5100 5080 Transport Wnd (mph) W 15 W 10 Vent Rate (kt-ft) 66300 45720 Category Day 4 3 Inversion 7pm 58F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 11 Poor 57 Gen Good 8 Poor 32 Fair Max ADI Late 8 Poor 63 Good 5 Very Poor 58 Gen Good Max LVORI Early 6 9 6 8 Max LVORI Late 9 3 8 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ074-240815- Higher Elevations of Westmoreland- Including the cities of Ligonier and Donegal 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Showers None None None Chance Precip (%) 40 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-7) 69 (-1) 52 74 RH % (24h trend) 100 (0) 59 (-7) 99 58 Wind 20ft/early(mph) SW 6 G17 W 7 G17 Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 5 W 10 G18 Lgt/Var W 6 Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 4 AM Mixing Hgt(m-agl/msl) 1410 1520 Mixing Hgt(ft-agl/msl) 4610 4990 Transport Wnd (mph) W 16 W 12 Vent Rate (kt-ft) 64540 49900 Category Day 4 3 Inversion 7pm 55F/8am 7pm 58F/9am Dispersion 4 3 Max ADI Early 10 Poor 58 Gen Good 9 Poor 38 Fair Max ADI Late 8 Poor 72 Good 6 Very Poor 68 Good Max LVORI Early 6 8 6 7 Max LVORI Late 8 3 7 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ075-240815- Fayette- Including the city of Uniontown 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Mclear Mclear Precip Type Showers None None None Chance Precip (%) 30 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-7) 71 (-2) 54 76 RH % (24h trend) 100 (+2) 57 (-5) 96 56 Wind 20ft/early(mph) SW 5 SW 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 9 Lgt/Var W 5 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 1 Precip Begin 11 PM Precip End 4 AM Mixing Hgt(m-agl/msl) 1680 1760 Mixing Hgt(ft-agl/msl) 5510 5770 Transport Wnd (mph) W 15 W 9 Vent Rate (kt-ft) 71630 46160 Category Day 4 3 Inversion 7pm 59F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 9 Poor 66 Good 8 Poor 36 Fair Max ADI Late 6 Very Poor 93 Good 4 Very Poor 62 Good Max LVORI Early 6 9 6 6 Max LVORI Late 9 1 7 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ076-240815- Higher Elevations of Fayette- Including the cities of Champion and Ohiopyle 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Mclear Mclear Precip Type Showers None None None Chance Precip (%) 30 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 52 (-7) 69 (-1) 51 74 RH % (24h trend) 100 (0) 55 (-6) 98 55 Wind 20ft/early(mph) Lgt/Var W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 1 Precip Begin 12 AM Precip End 4 AM Mixing Hgt(m-agl/msl) 1520 1610 Mixing Hgt(ft-agl/msl) 4980 5290 Transport Wnd (mph) W 16 W 10 Vent Rate (kt-ft) 69720 47610 Category Day 4 4 Inversion 7pm 56F/9am 7pm 57F/9am Dispersion 4 4 Max ADI Early 8 Poor 67 Good 6 Very Poor 42 Gen Good Max ADI Late 7 Poor 90 Good 4 Very Poor 65 Good Max LVORI Early 6 8 6 6 Max LVORI Late 9 2 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ077-240815- Indiana- Including the city of Indiana 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 50 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 53 (-8) 69 (-2) 53 74 RH % (24h trend) 100 (0) 66 (-4) 100 64 Wind 20ft/early(mph) W 5 W 7 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 10 G17 Lgt/Var W 6 Precip Amount 0.02 0.00 0.00 0.00 Precip Duration 1 Precip Begin 11 PM Precip End 3 AM Mixing Hgt(m-agl/msl) 1410 1420 Mixing Hgt(ft-agl/msl) 4620 4640 Transport Wnd (mph) W 16 NW 12 Vent Rate (kt-ft) 64680 46400 Category Day 4 3 Inversion 7pm 55F/8am 7pm 58F/9am Dispersion 4 3 Max ADI Early 10 Poor 49 Gen Good 9 Poor 42 Gen Good Max ADI Late 6 Very Poor 58 Gen Good 6 Very Poor 60 Gen Good Max LVORI Early 8 9 7 8 Max LVORI Late 9 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ PAZ078-240815- Higher Elevations of Indiana- Including the city of Armagh 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Pcldy Pcldy Precip Type Tstms None None None Chance Precip (%) 40 0 0 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 53 (-7) 68 (-2) 53 73 RH % (24h trend) 100 (0) 65 (-5) 100 64 Wind 20ft/early(mph) SW 5 W 7 G17 W 5 Lgt/Var Wind 20ft/late(mph) SW 5 W 10 G18 Lgt/Var W 6 Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 3 AM Mixing Hgt(m-agl/msl) 1370 1410 Mixing Hgt(ft-agl/msl) 4480 4620 Transport Wnd (mph) W 17 NW 12 Vent Rate (kt-ft) 67200 46200 Category Day 4 3 Inversion 7pm 55F/8am 7pm 58F/9am Dispersion 4 3 Max ADI Early 18 Gen Poor 49 Gen Good 8 Poor 42 Gen Good Max ADI Late 7 Poor 71 Good 7 Poor 65 Good Max LVORI Early 8 8 6 8 Max LVORI Late 9 3 8 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ001-240815- Hancock- Including the city of Weirton 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 71 (-2) 54 77 RH % (24h trend) 99 (0) 56 (-2) 95 51 Wind 20ft/early(mph) W 6 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 10 PM Precip End 12 AM Mixing Hgt(m-agl/msl) 1610 1700 Mixing Hgt(ft-agl/msl) 5280 5570 Transport Wnd (mph) W 16 NW 8 Vent Rate (kt-ft) 73920 38990 Category Day 4 3 Inversion 8pm 57F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 66 Good 9 Poor 38 Fair Max ADI Late 7 Poor 97 Good 4 Very Poor 55 Gen Good Max LVORI Early 5 8 6 6 Max LVORI Late 9 1 6 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ002-240815- Brooke- Including the cities of Follansbee and Wellsburg 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 73 (0) 55 77 RH % (24h trend) 98 (-2) 55 (-1) 94 50 Wind 20ft/early(mph) SW 6 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 0 Precip Begin 10 PM Precip End 1 AM Mixing Hgt(m-agl/msl) 1700 1680 Mixing Hgt(ft-agl/msl) 5570 5500 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 72410 38500 Category Day 4 3 Inversion 8pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 10 Poor 66 Good 8 Poor 35 Fair Max ADI Late 7 Poor 93 Good 4 Very Poor 54 Gen Good Max LVORI Early 5 7 5 6 Max LVORI Late 9 1 6 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ003-240815- Ohio- Including the city of Wheeling 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-7) 72 (-1) 55 77 RH % (24h trend) 99 (-1) 57 (-3) 96 54 Wind 20ft/early(mph) W 6 W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) W 5 W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1670 1740 Mixing Hgt(ft-agl/msl) 5490 5700 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 71370 39900 Category Day 4 3 Inversion 7pm 58F/9am 8pm 60F/9am Dispersion 4 3 Max ADI Early 9 Poor 65 Good 6 Very Poor 35 Fair Max ADI Late 7 Poor 89 Good 4 Very Poor 55 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 9 1 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ004-240815- Marshall- Including the city of Moundsville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-7) 73 (0) 54 78 RH % (24h trend) 99 (-1) 57 (-3) 97 56 Wind 20ft/early(mph) W 5 Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1660 1770 Mixing Hgt(ft-agl/msl) 5440 5800 Transport Wnd (mph) W 14 W 8 Vent Rate (kt-ft) 65280 40600 Category Day 4 3 Inversion 7pm 58F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 8 Poor 60 Gen Good 5 Very Poor 37 Fair Max ADI Late 6 Very Poor 84 Good 3 Very Poor 55 Gen Good Max LVORI Early 5 8 6 7 Max LVORI Late 9 1 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ012-240815- Wetzel- Including the city of New Martinsville 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 55 (-7) 72 (-1) 54 76 RH % (24h trend) 100 (0) 57 (-2) 98 56 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 12 AM Precip End 2 AM Mixing Hgt(m-agl/msl) 1670 1750 Mixing Hgt(ft-agl/msl) 5490 5750 Transport Wnd (mph) W 14 W 7 Vent Rate (kt-ft) 65880 34500 Category Day 4 3 Inversion 7pm 58F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 7 Poor 53 Gen Good 5 Very Poor 30 Fair Max ADI Late 5 Very Poor 85 Good 3 Very Poor 48 Gen Good Max LVORI Early 6 8 7 8 Max LVORI Late 9 1 8 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ021-240815- Marion- Including the city of Fairmont 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 55 (-6) 70 (-2) 53 75 RH % (24h trend) 100 (0) 58 (-1) 98 57 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1710 1770 Mixing Hgt(ft-agl/msl) 5600 5820 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 72800 40740 Category Day 4 3 Inversion 7pm 59F/9am 7pm 59F/9am Dispersion 4 3 Max ADI Early 8 Poor 53 Gen Good 5 Very Poor 31 Fair Max ADI Late 4 Very Poor 90 Good 3 Very Poor 55 Gen Good Max LVORI Early 6 9 7 7 Max LVORI Late 9 1 8 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ509-240815- Monongalia- Including the city of Morgantown 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 55 (-7) 71 (-2) 53 76 RH % (24h trend) 100 (0) 56 (-4) 96 55 Wind 20ft/early(mph) Lgt/Var W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.01 0.00 0.00 0.00 Precip Duration 0 Precip Begin 12 AM Precip End 4 AM Mixing Hgt(m-agl/msl) 1720 1820 Mixing Hgt(ft-agl/msl) 5640 5980 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 73320 41860 Category Day 4 3 Inversion 7pm 59F/9am 7pm 60F/9am Dispersion 4 3 Max ADI Early 8 Poor 57 Gen Good 5 Very Poor 35 Fair Max ADI Late 5 Very Poor 94 Good 3 Very Poor 58 Gen Good Max LVORI Early 6 9 6 6 Max LVORI Late 9 1 8 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ510-240815- Ridges of Eastern Monongalia and Northwestern Preston- Including the city of Coopers Rock 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-7) 68 (-2) 52 74 RH % (24h trend) 100 (0) 56 (-6) 96 55 Wind 20ft/early(mph) Lgt/Var W 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 0 Precip Begin 12 AM Precip End 4 AM Mixing Hgt(m-agl/msl) 1630 1700 Mixing Hgt(ft-agl/msl) 5340 5580 Transport Wnd (mph) W 16 W 8 Vent Rate (kt-ft) 74760 39060 Category Day 4 3 Inversion 7pm 57F/9am 7pm 57F/9am Dispersion 4 3 Max ADI Early 7 Poor 52 Gen Good 5 Very Poor 36 Fair Max ADI Late 5 Very Poor 97 Good 3 Very Poor 55 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 9 1 7 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ511-240815- Preston- Including the cities of Kingwood and Bruceton Mills 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-7) 69 (-2) 51 74 RH % (24h trend) 100 (+1) 54 (-6) 97 53 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 7 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 1 Precip Begin 12 AM Precip End 5 AM Mixing Hgt(m-agl/msl) 1600 1590 Mixing Hgt(ft-agl/msl) 5260 5220 Transport Wnd (mph) W 16 W 8 Vent Rate (kt-ft) 73640 36540 Category Day 4 3 Inversion 7pm 57F/9am 7pm 58F/9am Dispersion 4 3 Max ADI Early 9 Poor 57 Gen Good 6 Very Poor 40 Fair Max ADI Late 5 Very Poor 94 Good 3 Very Poor 54 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 9 1 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ512-240815- Eastern Preston- Including the cities of Terra Alta, Rowlesburg, and Hazelton 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Pcldy Mclear Mclear Precip Type Showers None None None Chance Precip (%) 20 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 53 (-6) 68 (-1) 50 73 RH % (24h trend) 100 (+1) 55 (-10) 98 55 Wind 20ft/early(mph) Lgt/Var W 6 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration 1 Precip Begin 12 AM Precip End 5 AM Mixing Hgt(m-agl/msl) 1550 1530 Mixing Hgt(ft-agl/msl) 5090 5020 Transport Wnd (mph) W 17 W 9 Vent Rate (kt-ft) 76350 40160 Category Day 4 3 Inversion 7pm 54F/8am 8pm 56F/9am Dispersion 4 3 Max ADI Early 10 Poor 63 Good 8 Poor 44 Gen Good Max ADI Late 7 Poor 101 Very Good4 Very Poor 57 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 8 2 8 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ513-240815- Western Tucker- Including the cities of Parsons, Hendricks, and Saint George 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 54 (-6) 71 (0) 51 75 RH % (24h trend) 100 (+2) 51 (-8) 95 50 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var W 8 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1500 1390 Mixing Hgt(ft-agl/msl) 4920 4550 Transport Wnd (mph) W 15 W 8 Vent Rate (kt-ft) 63960 31850 Category Day 4 3 Inversion 7pm 55F/8am 8pm 57F/9am Dispersion 4 3 Max ADI Early 9 Poor 62 Good 6 Very Poor 39 Fair Max ADI Late 5 Very Poor 97 Good 3 Very Poor 47 Gen Good Max LVORI Early 6 8 6 6 Max LVORI Late 8 1 7 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ WVZ514-240815- Eastern Tucker- Including the cities of Davis, Thomas, and Canaan Valley 114 PM EDT Sun Aug 23 2026 Tonight Mon Mon Night Tue Cloud Cover Mclear Mclear Mclear Mclear Precip Type None None None None Chance Precip (%) 0 0 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 49 (-7) 67 (+1) 47 71 RH % (24h trend) 99 (0) 55 (-11) 98 54 Wind 20ft/early(mph) W 5 G21 W 7 G23 W 5 G20 Lgt/Var Wind 20ft/late(mph) W 5 G20 W 9 G23 Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Mixing Hgt(m-agl/msl) 1320 1360 Mixing Hgt(ft-agl/msl) 4330 4460 Transport Wnd (mph) W 21 W 10 Vent Rate (kt-ft) 77940 40140 Category Day 4 3 Inversion 8pm 52F/8am 8pm 55F/9am Dispersion 4 3 Max ADI Early 12 Poor 76 Good 12 Poor 41 Gen Good Max ADI Late 9 Poor 101 Very Good5 Very Poor 57 Gen Good Max LVORI Early 6 6 6 6 Max LVORI Late 7 1 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. $$ .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Light winds. .THURSDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers. Lows in the lower 60s. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows around 60. Highs around 80. South winds around 5 mph. $$ CL