--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:21pm *** on Tuesday May 12, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 132 PM EDT Tue May 12 2026 Forest- Including the city of Tionesta 132 PM EDT Tue May 12 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Showers Tstms Showers Showers Chance Precip (%) 60 80 40 50 Chance of Thunder (%) 0 30 0 0 Temp (24h trend) 48 (+16) 62 (-2) 39 52 RH % (24h trend) 88 (-6) 70 (+35) 96 69 Wind 20ft/early(mph) Lgt/Var S 8 G20 W 5 W 6 Wind 20ft/late(mph) Lgt/Var SW 8 G21 Lgt/Var NW 8 G17 Precip Amount 0.02 0.24 0.02 0.02 Precip Duration 1 10 2 2 Precip Begin 9 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing 6 PM Mixing Hgt(m-agl/msl) 870 890 Mixing Hgt(ft-agl/msl) 2850 2930 Transport Wnd (mph) SW 21 NW 18 Vent Rate (kt-ft) 51300 46880 Category Day 3 3 Inversion 7pm 51F/8am None None Dispersion 3 3 Max ADI Early 5 Very Poor 53 Gen Good 24 Fair 41 Gen Good Max ADI Late 10 Poor 60 Gen Good 8 Poor 56 Gen Good Max LVORI Early 3 4 4 5 Max LVORI Late 3 3 6 4 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Lows in the lower 40s. Highs in the upper 60s. West winds around 5 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Warmer. Lows in the lower 50s. Highs in the lower 80s. Southwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. A chance of showers. Lows in the upper 50s. Highs in the mid 80s. Southwest winds 10 to 15 mph. .MONDAY...Partly cloudy. Lows in the mid 60s. Highs in the lower 90s. Southwest winds 10 to 15 mph. .TUESDAY...Partly cloudy. A chance of showers. Lows in the upper 60s. Highs in the upper 80s. Southwest winds 10 to 15 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 221 PM EDT Tue May 12 2026 .DISCUSSION... Increasing clouds this evening through tonight will precede periods of rain/showers spreading southeast across central PA on Wednesday. An isolated gusty thunderstorm is possible over the southwest part of the forecast area Wednesday afternoon. Unseasonably cool/chilly with lingering showers on Thursday followed by a drying out period Friday. A significant mid summerlike warmup is forecast over the weekend into early next week. && Warren- Including the city of Warren 221 PM EDT Tue May 12 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Mcldy Mcldy Mcldy Precip Type Showers Tstms Showers Showers Chance Precip (%) 70 90 20 60 Chance of Thunder (%) 0 20 0 0 Temp (24h trend) 47 (+17) 62 (-1) 38 49 RH % (24h trend) 92 (0) 65 (+36) 99 71 20ftWnd-Val/AM(mph) SW 9 G20 W 6 G16 20ftWnd-Rdg/PM(mph) Lgt/Var SW 8 G20 W 6 G17 NW 7 G17 Precip Amount 0.07 0.17 0.04 0.02 Precip Duration 2 10 1 6 Precip Begin 11 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing 6 PM Mixing Hgt(ft-agl) 430 3030 1340 2630 Transport Wnd (mph) S 8 W 21 W 14 NW 17 Vent Rate (kt-ft) 3010 54540 16080 39450 Dispersion 2 5 4 5 DSI 1 2 Sunshine Hours 2 3 Max ADI Early 56 Gen Good 39 Fair 45 Gen Good 28 Fair Max ADI Late 13 Gen Poor 46 Gen Good 9 Poor 38 Fair Max LVORI Early 3 5 5 5 Max LVORI Late 4 3 6 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. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 44 percent. Northwest winds around 5 mph. .SATURDAY...Mostly cloudy. A chance of showers. Warmer. Lows in the upper 40s. Highs in the upper 70s. Minimum RH 46 percent. South winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Minimum RH 44 percent. Southwest winds around 5 mph. .MONDAY...Partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 80s. Minimum RH 47 percent. South winds 5 to 10 mph. .TUESDAY...Mostly cloudy. Showers likely. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 50 percent. Southwest winds around 5 mph. $$ McKean- Including the city of Bradford 221 PM EDT Tue May 12 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Cloudy Mcldy Mcldy Precip Type Showers Tstms Showers Showers Chance Precip (%) 50 90 50 50 Chance of Thunder (%) 0 50 0 0 Temp (24h trend) 45 (+18) 61 (-2) 37 48 RH % (24h trend) 88 (-4) 66 (+40) 97 70 20ftWnd-Val/AM(mph) S 9 G21 W 6 G15 20ftWnd-Rdg/PM(mph) Lgt/Var SW 9 G21 W 5 G15 NW 7 G17 Precip Amount 0.02 0.15 0.06 0.01 Precip Duration 2 11 1 2 Precip Begin 10 PM Continuing Continuing Continuing Precip End Continuing Continuing Continuing 6 PM Mixing Hgt(ft-agl) 440 2860 1150 2670 Transport Wnd (mph) S 8 SW 23 W 15 NW 15 Vent Rate (kt-ft) 3080 57200 14950 34710 Dispersion 2 5 4 5 DSI 1 1 Sunshine Hours 2 3 Max ADI Early 74 Good 20 Gen Poor 31 Fair 27 Fair Max ADI Late 11 Poor 43 Gen Good 8 Poor 37 Fair Max LVORI Early 3 6 5 5 Max LVORI Late 4 5 6 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. Lows around 40. Highs in the mid 60s. Minimum RH 43 percent. Northwest winds around 5 mph. .SATURDAY...Mostly cloudy. Warmer. Lows in the upper 40s. Highs in the upper 70s. Minimum RH 45 percent. South winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 41 percent. West winds around 5 mph. .MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid 80s. Minimum RH 45 percent. South winds up to 10 mph. .TUESDAY...Mostly cloudy. Showers likely. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 47 percent. Southwest winds 5 to 10 mph. $$ Elk- Including the cities of St. Marys and Ridgway 221 PM EDT Tue May 12 2026 Tonight Wed Wed Night Thu Cloud Cover Mcldy Cloudy Mcldy Mcldy Precip Type Showers Tstms Tstms Showers Chance Precip (%) 40 90 60 50 Chance of Thunder (%) 0 50 20 0 Temp (24h trend) 46 (+17) 63 (-1) 38 51 RH % (24h trend) 86 (-4) 66 (+38) 96 69 20ftWnd-Val/AM(mph) SW 8 G22 W 7 G17 20ftWnd-Rdg/PM(mph) Lgt/Var SW 10 G22 W 5 G16 NW 9 G19 Precip Amount 0.01 0.17 0.07 0.01 Precip Duration 1 10 2 2 Precip Begin 12 AM Continuing Continuing Continuing Precip End Continuing Continuing Continuing 6 PM Mixing Hgt(ft-agl) 410 2830 1000 2980 Transport Wnd (mph) S 8 SW 21 W 14 NW 16 Vent Rate (kt-ft) 2870 50940 12000 41720 Dispersion 2 5 4 5 DSI 1 2 Sunshine Hours 2 3 Max ADI Early 73 Good 39 Fair 32 Fair 32 Fair Max ADI Late 9 Poor 40 Fair 8 Poor 42 Gen Good Max LVORI Early 3 6 5 5 Max LVORI Late 3 5 5 4 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 44 percent. Northwest winds around 5 mph. .SATURDAY...Mostly cloudy. Warmer. Lows in the upper 40s. Highs in the upper 70s. Minimum RH 48 percent. South winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows in the mid 50s. Highs around 80. Minimum RH 42 percent. West winds around 5 mph. .MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid 80s. Minimum RH 46 percent. South winds up to 10 mph. .TUESDAY...Mostly cloudy. A chance of showers. Lows in the mid 60s. Highs in the mid 80s. Minimum RH 48 percent. Southwest winds 5 to 10 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation near normal. --------------------------------------------------------------------------- .END