--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 10:24am *** on Tuesday May 12, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 125 AM EDT Tue May 12 2026 Forest- Including the city of Tionesta 125 AM EDT Tue May 12 2026 Today Tonight Wed Cloud Cover Mclear Mcldy Mcldy Precip Type None Showers Tstms Chance Precip (%) 0 70 100 Chance of Thunder (%) 0 0 30 Temp (24h trend) 63 (+6) 47 (+17) 62 RH % (24h trend) 30 (-4) 91 (-5) 72 Wind 20ft/early(mph) Lgt/Var Lgt/Var SW 8 G20 Wind 20ft/late(mph) Lgt/Var S 5 G18 SW 7 G19 Precip Amount 0.00 0.09 0.36 Precip Duration 2 8 Precip Begin 9 PM Continuing Precip End Continuing Continuing Mixing Hgt(m-agl/msl) 1600 1110 Mixing Hgt(ft-agl/msl)5240 3640 Transport Wnd (mph) SW 10 SW 20 Vent Rate (kt-ft) 47160 61880 Category Day 4 4 Inversion 44F/9am 7pm 52F/8am Dispersion 4 4 Max ADI Early 32 Fair 6 Very Poor 33 Fair Max ADI Late 72 Good 12 Poor 68 Good Max LVORI Early 6 3 4 Max LVORI Late 1 4 4 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 in the mid 40s. Highs in the mid 50s. West winds 5 to 10 mph. .FRIDAY...Mostly cloudy. Lows around 40. Highs in the mid 60s. Northwest winds 10 to 15 mph. .SATURDAY...Partly cloudy. A chance of showers. Warmer. Lows in the upper 40s. Highs in the upper 70s. Southwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. Lows in the upper 50s. Highs in the lower 80s. Southwest winds 10 to 15 mph. .MONDAY...Partly cloudy. Lows around 60. Highs in the upper 80s. Southwest winds 10 to 15 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 1024 AM EDT Tue May 12 2026 .DISCUSSION... Mostly sunny today with light wind and minRH 25-35%. Sunshine will give way to increasing clouds later this afternoon through tonight. Periods of rain/showers are expected to spread southeast across central PA on Wednesday with an isolated gusty thunderstorm possible over the southwest part of the forecast area. Chilly with lingering showers on Thursday followed by a drying out period Friday. A significant summerlike warmup is forecast over the weekend into next week. && Warren- Including the city of Warren 1024 AM EDT Tue May 12 2026 Today Tonight Wed Cloud Cover Mclear Cloudy Mcldy Precip Type None Showers Tstms Chance Precip (%) 0 80 100 Chance of Thunder (%) 0 0 20 Temp (24h trend) 65 (+9) 47 (+17) 62 RH % (24h trend) 30 (-4) 94 (+2) 66 20ftWnd-Val/AM(mph) Lgt/Var S 8 G20 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 7 G19 Precip Amount 0.00 0.10 0.21 Precip Duration 3 6 Precip Begin 9 PM Continuing Precip End Continuing Continuing Mixing Hgt(ft-agl) 5460 430 3070 Transport Wnd (mph) W 13 S 8 W 21 Vent Rate (kt-ft) 60060 3010 55260 Dispersion 5 2 5 DSI 2 1 Sunshine Hours 9 2 Max ADI Early 45 Gen Good 56 Gen Good 49 Gen Good Max ADI Late 84 Good 13 Gen Poor 63 Good Max LVORI Early 6 3 4 Max LVORI Late 1 4 3 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy with showers likely. Lows around 40. Highs around 50. Minimum RH 76 percent. West winds around 5 mph. .FRIDAY...Mostly cloudy. Warmer. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 45 percent. Northwest winds around 5 mph. .SATURDAY...Partly cloudy. Warmer. Lows in the upper 40s. Highs in the upper 70s. Minimum RH 45 percent. South winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 45 percent. Southwest winds around 5 mph. .MONDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the mid 80s. Minimum RH 48 percent. South winds around 5 mph. $$ McKean- Including the city of Bradford 1024 AM EDT Tue May 12 2026 Today Tonight Wed Cloud Cover Mclear Cloudy Mcldy Precip Type None Showers Tstms Chance Precip (%) 0 70 90 Chance of Thunder (%) 0 0 50 Temp (24h trend) 64 (+9) 45 (+18) 61 RH % (24h trend) 29 (-1) 88 (-9) 67 20ftWnd-Val/AM(mph) Lgt/Var S 8 G20 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 8 G20 Precip Amount 0.00 0.05 0.19 Precip Duration 2 8 Precip Begin 9 PM Continuing Precip End Continuing Continuing Mixing Hgt(ft-agl) 5920 480 2580 Transport Wnd (mph) W 13 S 9 SW 23 Vent Rate (kt-ft) 65120 3840 51600 Dispersion 5 2 5 DSI 3 1 Sunshine Hours 9 2 Max ADI Early 43 Gen Good 74 Good 53 Gen Good Max ADI Late 95 Good 12 Poor 51 Gen Good Max LVORI Early 8 3 4 Max LVORI Late 1 4 3 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy with rain and snow showers likely. Lows in the upper 30s. Highs in the upper 40s. Minimum RH 78 percent. West winds around 5 mph. .FRIDAY...Mostly cloudy. Warmer. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 44 percent. Northwest winds around 5 mph. .SATURDAY...Partly cloudy. Warmer. Lows in the mid 40s. Highs in the mid 70s. Minimum RH 43 percent. Southwest winds up to 10 mph. .SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 42 percent. West winds around 5 mph. .MONDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 80s. Minimum RH 46 percent. South winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 1024 AM EDT Tue May 12 2026 Today Tonight Wed Cloud Cover Mclear Mcldy Mcldy Precip Type None Showers Tstms Chance Precip (%) 0 60 100 Chance of Thunder (%) 0 0 50 Temp (24h trend) 65 (+8) 47 (+18) 63 RH % (24h trend) 30 (0) 87 (-8) 68 20ftWnd-Val/AM(mph) Lgt/Var S 7 G20 20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SW 8 G21 Precip Amount 0.00 0.03 0.21 Precip Duration 2 7 Precip Begin 10 PM Continuing Precip End Continuing Continuing Mixing Hgt(ft-agl) 6060 430 2610 Transport Wnd (mph) W 14 S 9 SW 23 Vent Rate (kt-ft) 72720 3440 52200 Dispersion 5 2 5 DSI 2 2 Sunshine Hours 9 2 Max ADI Early 43 Gen Good 73 Good 58 Gen Good Max ADI Late 94 Good 8 Poor 52 Gen Good Max LVORI Early 7 3 4 Max LVORI Late 1 4 3 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy with a chance of rain and snow showers. Lows around 40. Highs around 50. Minimum RH 76 percent. West winds around 5 mph. .FRIDAY...Mostly cloudy. Warmer. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 44 percent. Northwest winds around 5 mph. .SATURDAY...Partly cloudy. Warmer. Lows in the upper 40s. Highs in the upper 70s. Minimum RH 45 percent. Southwest winds around 5 mph. .SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 43 percent. West winds around 5 mph. .MONDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the mid 80s. Minimum RH 47 percent. South winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation near normal. --------------------------------------------------------------------------- .END