--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:53pm *** on Sunday September 13, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1212 PM EDT Sun Sep 13 2026 Forest- Including the city of Tionesta 1212 PM EDT Sun Sep 13 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Mclear Mclear Mclear Precip Type Tstms None None None Chance Precip (%) 70 0 0 0 Chance of Thunder (%) 30 0 0 0 Temp (24h trend) 49 (-15) 68 (-12) 45 76 RH % (24h trend) 99 (+1) 48 (-22) 95 53 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var S 5 Precip Amount 0.17 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 11 PM Mixing Hgt(m-agl/msl) 1510 760 Mixing Hgt(ft-agl/msl) 4970 2510 Transport Wnd (mph) N 10 S 14 Vent Rate (kt-ft) 44730 30120 Category Day 3 3 Inversion 7pm 54F/9am 7pm 54F/9am Dispersion 3 3 Max ADI Early 8 Poor 65 Good 3 Very Poor 34 Fair Max ADI Late 8 Poor 69 Good 5 Very Poor 42 Gen Good Max LVORI Early 8 5 6 5 Max LVORI Late 8 1 6 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. A chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Light winds. .THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid 60s. Highs in the mid 80s. Light winds. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the mid 60s. Highs around 80. North winds around 5 mph. .SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower 60s. Highs in the upper 70s. South winds 5 to 10 mph. .SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper 50s. Highs in the lower 70s. West winds 5 to 10 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 253 PM EDT Sun Sep 13 2026 .DISCUSSION... Scattered clouds this afternoon with morning showers off to the east. Cold front moving in from the northwest will generate strong to severe storms in the northwest half of PA this afternoon and evening. Some storms may result in strong wind gusts and heavy downpours. Storms will weaken overnight as they move into the Susquehanna Valley. Winds out of the north Monday in the wake of the cold front with some gusts in the 15-20kt range. Dry conditions expected. && Warren- Including the city of Warren 253 PM EDT Sun Sep 13 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Mclear Mclear Precip Type Tstms None None None Chance Precip (%) 60 0 0 0 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 48 (-17) 68 (-11) 45 77 RH % (24h trend) 100 (0) 47 (-25) 97 48 20ftWnd-Val/AM(mph) Lgt/Var SE 5 G17 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var S 6 G17 Precip Amount 0.05 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 10 PM Mixing Hgt(ft-agl) 450 4780 410 2420 Transport Wnd (mph) N 12 N 9 SE 8 S 15 Vent Rate (kt-ft) 4500 38240 2870 31460 Dispersion 3 5 2 5 DSI 2 1 Sunshine Hours 8 10 Max ADI Early 8 Poor 55 Gen Good 3 Very Poor 35 Fair Max ADI Late 8 Poor 65 Good 5 Very Poor 44 Gen Good Max LVORI Early 7 6 6 6 Max LVORI Late 8 1 6 1 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 and thunderstorms. Lows in the upper 50s. Highs in the upper 70s. Minimum RH 71 percent. South winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the lower 60s. Highs around 80. Minimum RH 79 percent. South winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the upper 50s. Highs in the mid 70s. Minimum RH 66 percent. North winds around 5 mph. .SATURDAY...Partly cloudy. A chance of showers. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 66 percent. East winds around 5 mph. .SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 66 percent. South winds around 5 mph. $$ McKean- Including the city of Bradford 253 PM EDT Sun Sep 13 2026 Tonight Mon Mon Night Tue Cloud Cover Mcldy Pcldy Mclear Mclear Precip Type Tstms None None None Chance Precip (%) 70 0 0 0 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 47 (-16) 67 (-12) 42 74 RH % (24h trend) 100 (0) 46 (-22) 97 48 20ftWnd-Val/AM(mph) N 5 G15 SE 5 G16 20ftWnd-Rdg/PM(mph) NW 5 G14 Lgt/Var Lgt/Var S 6 G17 Precip Amount 0.09 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 12 AM Mixing Hgt(ft-agl) 450 4830 400 2490 Transport Wnd (mph) NW 12 N 12 SE 7 S 15 Vent Rate (kt-ft) 4500 48300 2400 32370 Dispersion 3 5 2 5 DSI 2 1 Sunshine Hours 8 10 Max ADI Early 8 Poor 38 Fair 4 Very Poor 35 Fair Max ADI Late 8 Poor 72 Good 4 Very Poor 44 Gen Good Max LVORI Early 7 6 6 6 Max LVORI Late 8 1 7 1 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 mid 50s. Highs in the upper 70s. Minimum RH 69 percent. South winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the lower 60s. Highs in the upper 70s. Minimum RH 78 percent. South winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the upper 50s. Highs in the lower 70s. Minimum RH 63 percent. North winds around 5 mph. .SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 66 percent. Southeast winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of showers. Lows in the lower 50s. Highs around 70. Minimum RH 65 percent. South winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 253 PM EDT Sun Sep 13 2026 Tonight Mon Mon Night Tue Cloud Cover Pcldy Pcldy Mclear Mclear Precip Type Tstms None None None Chance Precip (%) 60 0 0 0 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 48 (-16) 68 (-11) 44 75 RH % (24h trend) 100 (0) 48 (-20) 96 53 20ftWnd-Val/AM(mph) N 5 G15 Lgt/Var 20ftWnd-Rdg/PM(mph) W 5 G15 Lgt/Var Lgt/Var S 6 G15 Precip Amount 0.08 0.00 0.00 0.00 Precip Duration 1 Precip Begin 6 PM Precip End 12 AM Mixing Hgt(ft-agl) 460 5040 390 2700 Transport Wnd (mph) NW 9 N 12 E 7 S 13 Vent Rate (kt-ft) 3680 50400 2340 29700 Dispersion 2 5 1 5 DSI 2 1 Sunshine Hours 8 10 Max ADI Early 9 Poor 63 Good 3 Very Poor 33 Fair Max ADI Late 8 Poor 75 Good 4 Very Poor 41 Gen Good Max LVORI Early 7 5 6 6 Max LVORI Late 8 1 6 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 67 percent. Southeast winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the lower 60s. Highs in the upper 70s. Minimum RH 80 percent. South winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows around 60. Highs in the mid 70s. Minimum RH 66 percent. North winds around 5 mph. .SATURDAY...Partly cloudy. A chance of showers. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 69 percent. East winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of showers. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 68 percent. South winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures near normal. Precipitation near normal. --------------------------------------------------------------------------- .END