--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:57pm *** on Friday September 11, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1242 PM EDT Fri Sep 11 2026 Forest- Including the city of Tionesta 1242 PM EDT Fri Sep 11 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 60 80 40 Chance of Thunder (%) 0 20 20 20 Temp (24h trend) 55 (+1) 76 (0) 63 77 RH % (24h trend) 93 (-3) 74 (+25) 100 67 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var S 5 Lgt/Var Lgt/Var Precip Amount 0.00 0.23 0.14 0.02 Precip Duration 3 6 1 Precip Begin 11 AM Continuing 6 AM Precip End Continuing 5 AM Continuing Mixing Hgt(m-agl/msl) 590 900 Mixing Hgt(ft-agl/msl) 1940 2960 Transport Wnd (mph) S 13 W 12 Vent Rate (kt-ft) 21340 29600 Category Day 2 3 Inversion 7pm 66F/10am 5pm 67F/9am Dispersion 2 3 Max ADI Early 3 Very Poor 22 Fair 6 Very Poor 19 Gen Poor Max ADI Late 5 Very Poor 24 Fair 4 Very Poor 28 Fair Max LVORI Early 6 6 9 9 Max LVORI Late 6 4 9 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Partly cloudy. A chance of showers. Lows around 60. Highs in the mid 70s. North winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the upper 50s. Highs in the lower 80s. South winds 5 to 10 mph. .WEDNESDAY...Partly cloudy. A chance of showers. Lows in the mid 60s. Highs in the lower 80s. South winds 5 to 10 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the mid 60s. Highs in the lower 80s. Southwest winds 5 to 10 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower 60s. Highs in the mid 70s. Northeast winds 5 to 10 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 257 PM EDT Fri Sep 11 2026 .DISCUSSION... Surface high pressure centered over the Catskill region this evening will move off the Southern New England Coast tonight. A southeasterly to southerly flow will develop late tonight into Saturday and low level moisture situated just south of the Mason/Dixon line will push steadily northeast across the state on Saturday. Bands of showers and a few thunderstorms are expected late Saturday into early Sunday. Heavy downpours will be possible, mainly across the southeast portion of central Pennsylvania. && Warren- Including the city of Warren 257 PM EDT Fri Sep 11 2026 Tonight Sat Sat Night Sun Cloud Cover Mclear Pcldy Mcldy Pcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 60 70 30 Chance of Thunder (%) 0 50 50 20 Temp (24h trend) 53 (+1) 79 (+4) 63 80 RH % (24h trend) 95 (-3) 70 (+21) 100 63 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var S 5 G14 Lgt/Var W 5 G13 Precip Amount 0.00 0.09 0.13 0.08 Precip Duration 2 4 1 Precip Begin 12 PM Continuing 2 PM Precip End Continuing 4 AM Continuing Mixing Hgt(ft-agl) 410 2100 450 2970 Transport Wnd (mph) NE 5 S 14 SW 8 W 12 Vent Rate (kt-ft) 1640 25200 3150 29700 Dispersion 1 5 2 5 DSI 1 2 Sunshine Hours 4 4 Max ADI Early 8 Poor 21 Fair 8 Poor 25 Fair Max ADI Late 5 Very Poor Very Poor 6 Very Poor 42 Gen Good Max LVORI Early 6 6 9 9 Max LVORI Late 6 5 9 3 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Partly cloudy. A chance of showers. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 52 percent. Northwest winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Minimum RH 57 percent. Southeast winds around 5 mph. .WEDNESDAY...Partly cloudy. A chance of showers. Lows in the upper 50s. Highs around 80. Minimum RH 70 percent. South winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the lower 60s. Highs in the mid 70s. Minimum RH 70 percent. South winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 58 percent. East winds around 5 mph. $$ McKean- Including the city of Bradford 257 PM EDT Fri Sep 11 2026 Tonight Sat Sat Night Sun Cloud Cover Mclear Mcldy Mcldy Pcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 60 80 30 Chance of Thunder (%) 0 20 20 20 Temp (24h trend) 49 (-2) 76 (+3) 61 79 RH % (24h trend) 94 (-2) 71 (+24) 100 62 20ftWnd-Val/AM(mph) SE 5 G14 Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var S 6 G16 S 5 G13 W 5 G13 Precip Amount 0.00 0.12 0.35 0.04 Precip Duration 2 6 1 Precip Begin 1 PM Continuing 2 PM Precip End Continuing 4 AM Continuing Mixing Hgt(ft-agl) 410 2140 450 3270 Transport Wnd (mph) SE 7 S 15 S 10 W 13 Vent Rate (kt-ft) 2460 27820 4050 35970 Dispersion 2 5 2 5 DSI 1 2 Sunshine Hours 4 4 Max ADI Early 8 Poor 23 Fair 8 Poor 27 Fair Max ADI Late 5 Very Poor Very Poor 6 Very Poor 49 Gen Good Max LVORI Early 6 6 9 9 Max LVORI Late 6 5 9 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Partly cloudy. A chance of showers. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 50 percent. Northwest winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. Minimum RH 55 percent. Southeast winds around 5 mph. .WEDNESDAY...Partly cloudy. A chance of showers. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 68 percent. South winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the upper 50s. Highs in the mid 70s. Minimum RH 67 percent. Southwest winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower 50s. Highs in the lower 70s. Minimum RH 56 percent. North winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 257 PM EDT Fri Sep 11 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type None Tstms Tstms Tstms Chance Precip (%) 0 70 90 30 Chance of Thunder (%) 0 50 50 20 Temp (24h trend) 53 (0) 76 (+1) 62 79 RH % (24h trend) 94 (-1) 76 (+28) 100 66 20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var S 6 G15 Lgt/Var W 5 G13 Precip Amount 0.00 0.24 0.75 0.06 Precip Duration 4 6 1 Precip Begin 10 AM Continuing 2 PM Precip End Continuing 4 AM Continuing Mixing Hgt(ft-agl) 420 1940 450 3290 Transport Wnd (mph) E 7 S 15 S 9 W 13 Vent Rate (kt-ft) 2520 25220 3600 36190 Dispersion 2 5 2 5 DSI 1 2 Sunshine Hours 3 4 Max ADI Early 7 Poor 15 Gen Poor 6 Very Poor 25 Fair Max ADI Late 4 Very Poor Very Poor 4 Very Poor 49 Gen Good Max LVORI Early 6 6 9 9 Max LVORI Late 6 6 9 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Partly cloudy. A chance of showers. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 52 percent. Northwest winds around 5 mph. .TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the lower 70s. Minimum RH 59 percent. Southeast winds around 5 mph. .WEDNESDAY...Partly cloudy. A chance of showers. Lows in the upper 50s. Highs in the upper 70s. Minimum RH 69 percent. South winds around 5 mph. .THURSDAY...Mostly cloudy with showers likely. Lows in the lower 60s. Highs in the mid 70s. Minimum RH 70 percent. South winds around 5 mph. .FRIDAY...Mostly cloudy. A chance of showers. Lows in the mid 50s. Highs in the lower 70s. Minimum RH 58 percent. North winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures near normal. Precipitation near normal. --------------------------------------------------------------------------- .END