--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 3:41am *** on Monday September 21, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1223 AM EDT Mon Sep 21 2026 Forest- Including the city of Tionesta 1223 AM EDT Mon Sep 21 2026 Today Tonight Tue Cloud Cover Mcldy Mcldy Mcldy Precip Type None Showers Showers Chance Precip (%) 0 50 40 Chance of Thunder (%) 0 0 0 Temp (24h trend) 65 (-4) 46 (-6) 62 RH % (24h trend) 62 (-26) 100 (0) 73 Wind 20ft/early(mph) NE 5 E 5 E 5 Wind 20ft/late(mph) E 5 E 5 E 6 Precip Amount 0.00 0.07 0.08 Precip Duration 2 2 Precip Begin 6 PM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 910 810 Mixing Hgt(ft-agl/msl)2970 2660 Transport Wnd (mph) E 13 E 13 Vent Rate (kt-ft) 32670 29260 Category Day 3 3 Inversion 53F/9am 7pm 49F/7am Dispersion 3 3 Max ADI Early 30 Fair 8 Poor 26 Fair Max ADI Late 40 Fair 9 Poor 32 Fair Max LVORI Early 5 5 5 Max LVORI Late 3 7 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Mostly cloudy with showers likely. Lows in the lower 50s. Highs in the lower 60s. East winds around 10 mph. .THURSDAY...Mostly cloudy. A chance of showers. Lows around 50. Highs in the lower 60s. Northeast winds around 10 mph. .FRIDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 60s. Northeast winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the lower 70s. North winds 5 to 10 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 341 AM EDT Mon Sep 21 2026 .DISCUSSION... Periods of light to moderate rain are expected today under overcast skies for locations along and south of Interstate 80. North of I-80, generally dry weather is expected. Rain will expand northward tonight into early Tuesday, with much of central Pennsylvania expected to pick up measurable rainfall, and the heaviest amounts in the Laurels. Lingering showers on Wednesday mainly across the south and west. Trending drier Thursday and Friday. It will be breezy much of this week with gusts 15-25 mph. && Warren- Including the city of Warren 341 AM EDT Mon Sep 21 2026 Today Tonight Tue Cloud Cover Mcldy Mcldy Mcldy Precip Type None Showers Showers Chance Precip (%) 0 20 30 Chance of Thunder (%) 0 0 0 Temp (24h trend) 66 (0) 45 (-5) 63 RH % (24h trend) 57 (-30) 100 (0) 63 20ftWnd-Val/AM(mph) NE 5 G15 E 5 G15 20ftWnd-Rdg/PM(mph) NE 5 G14 NE 5 G14 E 6 G15 Precip Amount 0.00 0.01 0.01 Precip Duration 1 1 Precip Begin 8 PM 10 AM Precip End 5 AM Continuing Mixing Hgt(ft-agl) 2940 450 3020 Transport Wnd (mph) E 13 E 12 E 14 Vent Rate (kt-ft) 32340 4500 36240 Dispersion 5 3 5 DSI 1 1 Sunshine Hours 2 3 Max ADI Early 38 Fair 9 Poor 25 Fair Max ADI Late 39 Fair 8 Poor 49 Gen Good Max LVORI Early 5 5 5 Max LVORI Late 3 6 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Mostly cloudy with a chance of showers. Lows in the mid 40s. Highs in the lower 60s. Minimum RH 56 percent. East winds around 5 mph. .THURSDAY...Mostly cloudy. Lows in the mid 40s. Highs in the mid 60s. Minimum RH 51 percent. East winds around 5 mph. .FRIDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 51 percent. Northeast winds around 5 mph. .SATURDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid 60s. Minimum RH 56 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. $$ McKean- Including the city of Bradford 341 AM EDT Mon Sep 21 2026 Today Tonight Tue Cloud Cover Mcldy Mcldy Mcldy Precip Type None Showers Showers Chance Precip (%) 0 30 30 Chance of Thunder (%) 0 0 0 Temp (24h trend) 64 (-1) 43 (-5) 61 RH % (24h trend) 57 (-31) 100 (0) 63 20ftWnd-Val/AM(mph) NE 6 G16 E 5 G15 20ftWnd-Rdg/PM(mph) NE 6 G14 NE 6 G14 E 6 G16 Precip Amount 0.00 0.03 0.02 Precip Duration 1 1 Precip Begin 8 PM Continuing Precip End Continuing Continuing Mixing Hgt(ft-agl) 2900 430 3100 Transport Wnd (mph) E 13 E 12 E 14 Vent Rate (kt-ft) 31900 4300 37200 Dispersion 5 2 5 DSI 1 1 Sunshine Hours 2 3 Max ADI Early 36 Fair 11 Poor 25 Fair Max ADI Late 40 Fair 9 Poor 50 Gen Good Max LVORI Early 8 5 6 Max LVORI Late 3 7 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the lower 40s. Highs around 60. Minimum RH 54 percent. East winds around 5 mph. .THURSDAY...Mostly cloudy. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 49 percent. East winds around 5 mph. .FRIDAY...Partly cloudy. Lows around 40. Highs in the mid 60s. Minimum RH 49 percent. North winds around 5 mph. .SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 55 percent. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 54 percent. North winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 341 AM EDT Mon Sep 21 2026 Today Tonight Tue Cloud Cover Mcldy Mcldy Mcldy Precip Type None Showers Showers Chance Precip (%) 0 60 50 Chance of Thunder (%) 0 0 0 Temp (24h trend) 65 (-1) 45 (-6) 60 RH % (24h trend) 63 (-27) 100 (0) 73 20ftWnd-Val/AM(mph) NE 5 G16 E 6 G17 20ftWnd-Rdg/PM(mph) E 5 G14 E 6 G15 E 6 G17 Precip Amount 0.00 0.11 0.05 Precip Duration 3 2 Precip Begin 6 PM Continuing Precip End Continuing Continuing Mixing Hgt(ft-agl) 2890 430 2630 Transport Wnd (mph) E 13 E 12 E 14 Vent Rate (kt-ft) 31790 4300 31560 Dispersion 5 2 5 DSI 1 1 Sunshine Hours 2 2 Max ADI Early 30 Fair 11 Poor 25 Fair Max ADI Late 30 Fair 10 Poor 39 Fair Max LVORI Early 5 5 5 Max LVORI Late 3 7 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Mostly cloudy with a chance of showers. Lows in the mid 40s. Highs in the upper 50s. Minimum RH 61 percent. East winds around 5 mph. .THURSDAY...Mostly cloudy. Lows in the mid 40s. Highs in the lower 60s. Minimum RH 55 percent. East winds around 5 mph. .FRIDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 50 percent. North winds around 5 mph. .SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 56 percent. North winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. Minimum RH 56 percent. North winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation above normal. --------------------------------------------------------------------------- .END