--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 1:42pm *** on Thursday August 20, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 142 PM EDT Thu Aug 20 2026 Forest- Including the city of Tionesta 142 PM EDT Thu Aug 20 2026 Tonight Fri Fri Night Sat Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None Tstms Chance Precip (%) 0 0 0 70 Chance of Thunder (%) 0 0 0 30 Temp (24h trend) 52 (-5) 79 (+10) 55 78 RH % (24h trend) 100 (+3) 48 (-28) 99 67 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Precip Amount 0.00 0.00 0.00 0.07 Precip Duration 4 Precip Begin 7 AM Precip End Continuing Mixing Hgt(m-agl/msl) 1500 940 Mixing Hgt(ft-agl/msl) 4930 3070 Transport Wnd (mph) SE 6 S 10 Vent Rate (kt-ft) 24650 27630 Category Day 3 3 Inversion 7pm 65F/10am 7pm 62F/9am Dispersion 3 3 Max ADI Early 3 Very Poor 23 Fair 4 Very Poor 31 Fair Max ADI Late 3 Very Poor 41 Gen Good 5 Very Poor 31 Fair Max LVORI Early 9 8 6 8 Max LVORI Late 9 1 8 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SUNDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Southwest winds around 5 mph. .MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower 70s. West winds 5 to 10 mph. .TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. West winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. South winds around 5 mph. .THURSDAY...Partly cloudy. A chance of showers. Lows in the lower 60s. Highs in the upper 70s. Southwest winds around 5 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 254 AM EDT Thu Aug 20 2026 .DISCUSSION... Showers will overspread the region today from west to east and a few strong storms are possible in southeast PA this afternoon and evening. Following a break in the precip for most places on Friday, the weekend continues to look relatively cooler and rather unsettled with occasional bouts of passing showers and thunderstorms. && Warren- Including the city of Warren 254 AM EDT Thu Aug 20 2026 Today Tonight Fri Cloud Cover Mcldy Mclear Mclear Precip Type Showers None None Chance Precip (%) 40 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 75 (-2) 52 (-5) 80 RH % (24h trend) 60 (-8) 100 (0) 48 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Precip Amount 0.13 0.00 0.00 Precip Duration 1 Precip Begin 6 AM Precip End 3 PM Mixing Hgt(ft-agl) 3390 410 6300 Transport Wnd (mph) N 7 E 7 SE 10 Vent Rate (kt-ft) 20340 2460 56700 Dispersion 5 1 5 DSI 2 2 Sunshine Hours 6 12 Max ADI Early 18 Gen Poor 24 Fair 35 Fair Max ADI Late 28 Fair 3 Very Poor 35 Fair Max LVORI Early 10 6 8 Max LVORI Late 3 8 8 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. Minimum RH 66 percent. Southeast winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Minimum RH 67 percent. Southwest winds around 5 mph. .MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 59 percent. West winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 54 percent. Southwest winds around 5 mph. .WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 56 percent. South winds around 5 mph. $$ McKean- Including the city of Bradford 254 AM EDT Thu Aug 20 2026 Today Tonight Fri Cloud Cover Mcldy Mclear Mclear Precip Type Showers None None Chance Precip (%) 60 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 74 (-2) 49 (-5) 78 RH % (24h trend) 61 (-5) 100 (0) 48 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Precip Amount 0.18 0.00 0.00 Precip Duration 2 Precip Begin 6 AM Precip End 4 PM Mixing Hgt(ft-agl) 3130 390 6160 Transport Wnd (mph) NE 7 E 6 SE 10 Vent Rate (kt-ft) 18780 1950 55440 Dispersion 5 1 5 DSI 2 2 Sunshine Hours 6 11 Max ADI Early 17 Gen Poor 22 Fair 33 Fair Max ADI Late 27 Fair 3 Very Poor 33 Fair Max LVORI Early 9 7 9 Max LVORI Late 3 9 9 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Showers and a chance of thunderstorms. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 69 percent. Southeast winds around 5 mph. .SUNDAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 66 percent. Southwest winds around 5 mph. .MONDAY...Partly cloudy. Lows around 50. Highs around 70. Minimum RH 59 percent. West winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Minimum RH 54 percent. West winds around 5 mph. .WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 56 percent. South winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 254 AM EDT Thu Aug 20 2026 Today Tonight Fri Cloud Cover Mcldy Mclear Mclear Precip Type Showers None None Chance Precip (%) 80 0 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 73 (-4) 51 (-5) 78 RH % (24h trend) 73 (+8) 100 (0) 56 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Precip Amount 0.43 0.00 0.00 Precip Duration 5 Precip Begin 6 AM Precip End 4 PM Mixing Hgt(ft-agl) 2720 400 5280 Transport Wnd (mph) NE 8 E 7 SE 10 Vent Rate (kt-ft) 19040 2400 47520 Dispersion 5 1 5 DSI 1 2 Sunshine Hours 5 11 Max ADI Early 14 Gen Poor 20 Gen Poor 35 Fair Max ADI Late 25 Fair 3 Very Poor 35 Fair Max LVORI Early 9 7 9 Max LVORI Late 4 9 9 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Minimum RH 73 percent. East winds around 5 mph. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Minimum RH 69 percent. Southwest winds around 5 mph. .MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 61 percent. West winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 57 percent. West winds around 5 mph. .WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 60 percent. Southeast winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation above normal. --------------------------------------------------------------------------- .END