--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:38pm *** on Tuesday September 01, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 133 PM EDT Tue Sep 1 2026 Forest- Including the city of Tionesta 133 PM EDT Tue Sep 1 2026 Tonight Wed Wed Night Thu Cloud Cover Pcldy Pcldy Pcldy Mcldy Precip Type Tstms Tstms Tstms Tstms Chance Precip (%) 20 50 50 80 Chance of Thunder (%) 20 40 40 40 Temp (24h trend) 68 (-1) 89 (+3) 68 84 RH % (24h trend) 100 (+3) 61 (-3) 99 69 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var W 5 Precip Amount 0.00 0.04 0.08 0.27 Precip Duration 1 2 2 10 Precip Begin 6 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing Continuing Mixing Hgt(m-agl/msl) 1260 1060 Mixing Hgt(ft-agl/msl) 4140 3480 Transport Wnd (mph) W 12 W 16 Vent Rate (kt-ft) 41400 48720 Category Day 3 3 Inversion 7pm 73F/10am 7pm 70F/9am Dispersion 3 3 Max ADI Early 6 Very Poor 20 Gen Poor 5 Very Poor 29 Fair Max ADI Late 3 Very Poor 53 Gen Good 5 Very Poor 67 Good Max LVORI Early 8 8 6 8 Max LVORI Late 10 3 9 3 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Light winds. .SATURDAY...Mostly cloudy. Lows in the mid 60s. Highs around 80. North winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows around 60. Highs in the upper 70s. Northeast winds 5 to 10 mph. .MONDAY...Partly cloudy. Lows around 60. Highs in the upper 70s. Southeast winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Lows in the upper 50s. Highs in the mid 70s. Southwest winds around 5 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 238 PM EDT Tue Sep 1 2026 .DISCUSSION... Potential for severe storms through Thursday. Timing, coverage and location of storm development/movement remains elusive, therefore confidence and precip probabilities are relatively low. However, the environment is highly supportive of organized storms so the conditional severe threat is relatively high when compared to your average day in early September. Severe storm risk abates on Friday followed by a short break in the late summer heat and humidity for the upcoming weekend. && Warren- Including the city of Warren 238 PM EDT Tue Sep 1 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Pcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Tstms Chance Precip (%) 30 30 60 70 Chance of Thunder (%) 30 30 50 50 Temp (24h trend) 67 (-2) 87 (+1) 67 81 RH % (24h trend) 100 (+1) 58 (-7) 99 72 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var W 5 G14 Precip Amount 0.03 0.09 0.22 0.30 Precip Duration 1 2 6 8 Precip Begin 7 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing Continuing Mixing Hgt(ft-agl) 430 3950 450 3410 Transport Wnd (mph) SW 5 W 13 SW 9 W 17 Vent Rate (kt-ft) 1720 43450 3600 51150 Dispersion 1 5 2 5 DSI 2 1 Sunshine Hours 4 3 Max ADI Early 7 Poor 24 Fair 7 Poor 29 Fair Max ADI Late 3 Very Poor 57 Gen Good 7 Poor 60 Gen Good Max LVORI Early 8 7 5 6 Max LVORI Late 9 3 7 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Minimum RH 63 percent. Light winds. .SATURDAY...Mostly cloudy. Lows in the upper 50s. Highs in the mid 70s. Minimum RH 60 percent. North winds around 5 mph. .SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 57 percent. Light winds. .MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 59 percent. Light winds. .TUESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 56 percent. East winds around 5 mph. $$ McKean- Including the city of Bradford 238 PM EDT Tue Sep 1 2026 Tonight Wed Wed Night Thu Cloud Cover Pcldy Mcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Tstms Chance Precip (%) 20 40 70 70 Chance of Thunder (%) 20 40 50 50 Temp (24h trend) 65 (-2) 86 (+3) 66 80 RH % (24h trend) 100 (0) 61 (-4) 98 71 20ftWnd-Val/AM(mph) Lgt/Var SW 5 G14 20ftWnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var W 6 G16 Precip Amount 0.02 0.08 0.31 0.34 Precip Duration 1 2 7 9 Precip Begin 6 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing Continuing Mixing Hgt(ft-agl) 440 3410 440 3510 Transport Wnd (mph) S 6 W 13 SW 9 W 17 Vent Rate (kt-ft) 2200 37510 3520 52650 Dispersion 1 5 2 5 DSI 1 1 Sunshine Hours 3 3 Max ADI Early 8 Poor 25 Fair 7 Poor 30 Fair Max ADI Late 3 Very Poor 50 Gen Good 7 Poor 58 Gen Good Max LVORI Early 9 7 6 6 Max LVORI Late 9 3 7 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower 60s. Highs in the upper 70s. Minimum RH 62 percent. West winds around 5 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 59 percent. North winds around 5 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 56 percent. Light winds. .MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 59 percent. Light winds. .TUESDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 56 percent. East winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 238 PM EDT Tue Sep 1 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Tstms Tstms Tstms Tstms Chance Precip (%) 30 40 60 70 Chance of Thunder (%) 20 40 50 50 Temp (24h trend) 67 (-1) 86 (+2) 67 81 RH % (24h trend) 100 (+2) 63 (-2) 98 72 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var SW 5 Lgt/Var W 6 G16 Precip Amount 0.03 0.11 0.25 0.21 Precip Duration 1 2 6 8 Precip Begin 6 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing Continuing Mixing Hgt(ft-agl) 430 3440 440 3290 Transport Wnd (mph) SW 5 W 12 SW 8 W 17 Vent Rate (kt-ft) 1720 34400 3080 49350 Dispersion 1 5 2 5 DSI 2 1 Sunshine Hours 3 3 Max ADI Early 8 Poor 20 Gen Poor 6 Very Poor 31 Fair Max ADI Late 3 Very Poor 49 Gen Good 5 Very Poor 56 Gen Good Max LVORI Early 8 7 6 6 Max LVORI Late 9 3 7 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Minimum RH 65 percent. West winds around 5 mph. .SATURDAY...Mostly cloudy. Lows in the mid 50s. Highs in the mid 70s. Minimum RH 60 percent. Northwest winds around 5 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 57 percent. Light winds. .MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 61 percent. Light winds. .TUESDAY...Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 57 percent. Northeast winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation near normal. --------------------------------------------------------------------------- .END