--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 1:44pm *** on Monday September 21, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 144 PM EDT Mon Sep 21 2026 Forest- Including the city of Tionesta 144 PM EDT Mon Sep 21 2026 Tonight Tue Tue Night Wed Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Showers Showers Showers Showers Chance Precip (%) 50 40 40 20 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 47 (-4) 61 (-4) 45 62 RH % (24h trend) 100 (+5) 75 (+12) 95 56 Wind 20ft/early(mph) Lgt/Var E 6 G17 E 5 G17 E 6 G17 Wind 20ft/late(mph) E 5 E 6 G17 E 5 E 6 Precip Amount 0.05 0.00 0.02 0.01 Precip Duration 2 2 1 1 Precip Begin 6 PM Continuing Continuing 8 AM Precip End Continuing Continuing 5 AM Continuing Mixing Hgt(m-agl/msl) 700 1070 Mixing Hgt(ft-agl/msl) 2310 3510 Transport Wnd (mph) E 16 E 14 Vent Rate (kt-ft) 32340 42120 Category Day 3 3 Inversion 7pm 51F/9am 7pm 48F/8am Dispersion 3 3 Max ADI Early 10 Poor 27 Fair 8 Poor 34 Fair Max ADI Late 8 Poor 32 Fair 8 Poor 51 Gen Good Max LVORI Early 5 5 6 5 Max LVORI Late 8 4 6 2 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 around 50. Highs in the mid 60s. East winds around 10 mph. .FRIDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 60s. Northeast winds 5 to 10 mph. .SATURDAY...Mostly clear. Lows in the mid 40s. Highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the mid 40s. Highs around 70. North winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Northeast winds around 5 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 133 PM EDT Mon Sep 21 2026 .DISCUSSION... Off and on rainfall across most of PA through Tuesday, and SW PA into Wed will keep the ground and fuels moist. Northern PA will be drier, but afternoon RHs will only bottom out in the mid 40s there. A mainly dry forecast is the call for Thursday right through the weekend. && Warren- Including the city of Warren 133 PM EDT Mon Sep 21 2026 Tonight Tue Tue Night Wed Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Showers Showers None None Chance Precip (%) 40 20 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 45 (-5) 64 (-1) 45 65 RH % (24h trend) 100 (+4) 65 (+3) 95 49 20ftWnd-Val/AM(mph) E 5 G15 E 5 G16 20ftWnd-Rdg/PM(mph) NE 6 G13 E 6 G15 E 5 G15 E 5 G15 Precip Amount 0.05 0.01 0.00 0.00 Precip Duration 2 1 Precip Begin 6 PM Continuing Precip End Continuing 6 PM Mixing Hgt(ft-agl) 450 3090 430 3730 Transport Wnd (mph) E 12 E 15 SE 12 E 14 Vent Rate (kt-ft) 4500 40170 4300 44760 Dispersion 2 5 2 5 DSI 1 1 Sunshine Hours 2 4 Max ADI Early 20 Gen Poor 8 Poor Max ADI Late 8 Poor Very Poor Max LVORI Early 5 10 Max LVORI Late 7 6 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid 60s. Minimum RH 47 percent. East winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 52 percent. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the upper 60s. Minimum RH 53 percent. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the mid 40s. Highs around 70. Minimum RH 53 percent. North winds around 5 mph. .MONDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. Minimum RH 54 percent. East winds around 5 mph. $$ McKean- Including the city of Bradford 133 PM EDT Mon Sep 21 2026 Tonight Tue Tue Night Wed Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Showers Showers None None Chance Precip (%) 40 30 0 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 43 (-5) 61 (-2) 42 63 RH % (24h trend) 100 (+3) 65 (+3) 96 47 20ftWnd-Val/AM(mph) E 5 G15 E 7 G16 20ftWnd-Rdg/PM(mph) NE 6 G14 E 6 G15 E 5 G14 E 7 G16 Precip Amount 0.06 0.02 0.00 0.00 Precip Duration 2 2 Precip Begin 6 PM Continuing Precip End Continuing 6 PM Mixing Hgt(ft-agl) 430 3190 430 3680 Transport Wnd (mph) E 10 E 15 E 12 E 15 Vent Rate (kt-ft) 3870 41470 4300 47840 Dispersion 2 5 2 5 DSI 1 1 Sunshine Hours 2 4 Max ADI Early 23 Fair 8 Poor Max ADI Late 8 Poor Very Poor Max LVORI Early 5 10 Max LVORI Late 8 6 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Partly cloudy. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 46 percent. East winds around 5 mph. .FRIDAY...Mostly clear. Lows around 40. Highs in the lower 60s. Minimum RH 50 percent. North winds around 5 mph. .SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 52 percent. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the lower 40s. Highs in the upper 60s. Minimum RH 53 percent. North winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the mid 40s. Highs in the lower 70s. Minimum RH 53 percent. North winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 133 PM EDT Mon Sep 21 2026 Tonight Tue Tue Night Wed Cloud Cover Cloudy Mcldy Mcldy Mcldy Precip Type Showers Showers Showers None Chance Precip (%) 70 50 20 0 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 44 (-6) 60 (-4) 43 62 RH % (24h trend) 100 (+5) 76 (+11) 96 55 20ftWnd-Val/AM(mph) E 6 G17 E 8 G18 20ftWnd-Rdg/PM(mph) E 5 G15 E 7 G17 E 6 G17 E 7 G17 Precip Amount 0.18 0.04 0.00 0.00 Precip Duration 7 2 1 Precip Begin 6 PM Continuing Continuing Precip End Continuing Continuing 5 AM Mixing Hgt(ft-agl) 440 2290 430 3530 Transport Wnd (mph) E 12 E 16 E 12 E 15 Vent Rate (kt-ft) 4400 32060 4300 45890 Dispersion 2 5 2 5 DSI 1 1 Sunshine Hours 1 3 Max ADI Early 10 Poor 9 Poor Max ADI Late 9 Poor Very Poor Max LVORI Early 6 10 Max LVORI Late 8 9 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 52 percent. East winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 51 percent. North winds around 5 mph. .SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 53 percent. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. Minimum RH 55 percent. North winds around 5 mph. .MONDAY...Mostly cloudy. Lows in the mid 40s. Highs in the lower 70s. Minimum RH 56 percent. North winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation above normal. --------------------------------------------------------------------------- .END