--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:26pm *** on Wednesday April 29, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1255 PM EDT Wed Apr 29 2026 Forest- Including the city of Tionesta 1255 PM EDT Wed Apr 29 2026 Tonight Thu Thu Night Fri Cloud Cover Mcldy Pcldy Mclear Pcldy Precip Type Showers None None Showers Chance Precip (%) 40 0 0 50 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 38 (-11) 52 (-5) 31 52 RH % (24h trend) 98 (+1) 47 (-42) 98 50 Wind 20ft/early(mph) N 5 NW 5 Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var NW 7 G17 Lgt/Var W 6 Precip Amount 0.11 0.00 0.00 0.02 Precip Duration 1 2 Precip Begin 6 PM 8 AM Precip End 10 PM 6 PM Mixing Hgt(m-agl/msl) 1450 1640 Mixing Hgt(ft-agl/msl) 4770 5380 Transport Wnd (mph) NW 18 W 14 Vent Rate (kt-ft) 173720 64560 Category Day 4 4 Inversion 7pm 41F/4am 8pm 36F/8am Dispersion 5 4 Max ADI Early 9 Poor 53 Gen Good 11 Poor 73 Good Max ADI Late 8 Poor 97 Good 4 Very Poor 66 Good Max LVORI Early 5 5 4 8 Max LVORI Late 6 2 8 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Mostly cloudy. Areas of frost through the night. Lows in the mid 30s. Highs in the lower 50s. Light winds. .SUNDAY...Partly cloudy. Lows in the lower 30s. Highs in the upper 50s. West winds 10 to 15 mph. .MONDAY...Mostly cloudy. A chance of rain showers. Lows in the lower 40s. Highs in the mid 60s. Southwest winds 10 to 15 mph. .TUESDAY...Mostly cloudy. A chance of showers. Lows in the mid 40s. Highs in the mid 60s. West winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the mid 40s. Highs around 70. South winds 10 to 15 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 226 PM EDT Wed Apr 29 2026 .DISCUSSION... Drenching rainfall will expand from southwest to northeast this afternoon into early tonight. A few strong thunderstorms are possible across southwestern Pennsylvania. Rain will be largely be beneficial and range from 0.50 to an 1 inch in most locations. Rain will taper off late tonight into early Thursday morning giving way to only widely scattered showers over the next few days. A chilly pattern is forecast Thursday through the first weekend of May with below average temperatures, occasional showers, and a gusty wind from the west/northwest. RH values will drop into the 30s on Saturday and Sunday across most of the area. && Warren- Including the city of Warren 226 PM EDT Wed Apr 29 2026 Tonight Thu Thu Night Fri Cloud Cover Mcldy Pcldy Mclear Pcldy Precip Type Tstms None None Showers Chance Precip (%) 40 0 0 40 Chance of Thunder (%) 40 0 0 0 Temp (24h trend) 36 (-15) 52 (-8) 30 52 RH % (24h trend) 100 (0) 45 (-36) 100 44 20ftWnd-Val/AM(mph) NW 5 G15 Lgt/Var 20ftWnd-Rdg/PM(mph) N 5 G14 NW 8 G17 NW 5 G16 W 5 G13 Precip Amount 0.25 0.00 0.00 0.01 Precip Duration 1 2 Precip Begin 6 PM 8 AM Precip End 10 PM 6 PM Mixing Hgt(ft-agl) 1060 4410 200 6080 Transport Wnd (mph) N 12 NW 17 W 5 W 13 Vent Rate (kt-ft) 10600 66150 800 66880 Dispersion 3 5 1 5 DSI 2 2 Sunshine Hours 7 7 Max ADI Early 17 Gen Poor 39 Fair 87 Good 80 Good Max ADI Late 8 Poor 87 Good 5 Very Poor 76 Good Max LVORI Early 6 5 4 8 Max LVORI Late 7 2 8 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Widespread frost. Lows in the upper 20s. Highs in the upper 40s. Minimum RH 40 percent. West winds around 5 mph. .SUNDAY...Partly cloudy. Widespread frost. Lows in the upper 20s. Highs in the mid 50s. Minimum RH 37 percent. West winds up to 10 mph. .MONDAY...Mostly cloudy with showers likely. Lows in the upper 30s. Highs around 60. Minimum RH 57 percent. South winds 5 to 10 mph. .TUESDAY...Mostly cloudy. A chance of showers. Lows around 40. Highs around 60. Minimum RH 47 percent. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Showers likely. Lows around 40. Highs in the mid 60s. Minimum RH 52 percent. South winds 5 to 10 mph. $$ McKean- Including the city of Bradford 226 PM EDT Wed Apr 29 2026 Tonight Thu Thu Night Fri Cloud Cover Mcldy Pcldy Mclear Pcldy Precip Type Tstms Showers None Showers Chance Precip (%) 70 30 0 50 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 36 (-11) 51 (-7) 29 51 RH % (24h trend) 96 (-4) 46 (-33) 97 42 20ftWnd-Val/AM(mph) NW 6 G16 Lgt/Var 20ftWnd-Rdg/PM(mph) N 5 G14 NW 9 G17 NW 6 G16 W 6 G14 Precip Amount 0.40 0.00 0.00 0.02 Precip Duration 2 1 2 Precip Begin 6 PM 2 PM 8 AM Precip End 12 AM 6 PM 6 PM Mixing Hgt(ft-agl) 610 4440 230 5890 Transport Wnd (mph) N 9 W 18 W 8 W 15 Vent Rate (kt-ft) 4880 71040 1610 76570 Dispersion 2 5 1 5 DSI 2 2 Sunshine Hours 6 7 Max ADI Early 14 Gen Poor 39 Fair 76 Good 91 Good Max ADI Late 9 Poor 61 Good 6 Very Poor 83 Good Max LVORI Early 5 5 4 6 Max LVORI Late 6 2 7 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Widespread frost. Lows in the upper 20s. Highs in the upper 40s. Minimum RH 39 percent. West winds around 5 mph. .SUNDAY...Partly cloudy. Widespread frost. Lows in the upper 20s. Highs in the lower 50s. Minimum RH 36 percent. West winds 5 to 10 mph. .MONDAY...Mostly cloudy with showers likely. Lows in the mid 30s. Highs in the upper 50s. Minimum RH 54 percent. South winds 5 to 10 mph. .TUESDAY...Mostly cloudy. A chance of showers. Lows in the upper 30s. Highs in the upper 50s. Minimum RH 43 percent. West winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the upper 30s. Highs in the mid 60s. Minimum RH 49 percent. South winds 5 to 10 mph. $$ Elk- Including the cities of St. Marys and Ridgway 226 PM EDT Wed Apr 29 2026 Tonight Thu Thu Night Fri Cloud Cover Mcldy Pcldy Mclear Pcldy Precip Type Tstms None None Showers Chance Precip (%) 70 0 0 60 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 37 (-12) 53 (-6) 30 52 RH % (24h trend) 98 (-2) 47 (-35) 96 47 20ftWnd-Val/AM(mph) NW 7 G17 Lgt/Var 20ftWnd-Rdg/PM(mph) NW 5 G14 NW 9 G19 NW 6 G17 W 6 G15 Precip Amount 0.32 0.00 0.00 0.03 Precip Duration 2 4 Precip Begin 6 PM 8 AM Precip End 12 AM 6 PM Mixing Hgt(ft-agl) 440 4630 250 5530 Transport Wnd (mph) NW 9 NW 18 W 8 W 15 Vent Rate (kt-ft) 3520 74080 1750 71890 Dispersion 1 5 1 5 DSI 2 2 Sunshine Hours 6 7 Max ADI Early 17 Gen Poor 40 Fair 90 Good 94 Good Max ADI Late 9 Poor 73 Good 5 Very Poor 81 Good Max LVORI Early 6 5 3 6 Max LVORI Late 6 2 7 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .SATURDAY...Mostly cloudy. Widespread frost. Lows in the lower 30s. Highs around 50. Minimum RH 41 percent. West winds around 5 mph. .SUNDAY...Partly cloudy. Widespread frost. Lows in the upper 20s. Highs in the mid 50s. Minimum RH 37 percent. West winds 5 to 10 mph. .MONDAY...Mostly cloudy. Showers likely. Lows in the upper 30s. Highs around 60. Minimum RH 54 percent. Southwest winds 5 to 10 mph. .TUESDAY...Mostly cloudy. A chance of showers. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 44 percent. West winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Showers likely. Lows in the upper 30s. Highs in the mid 60s. Minimum RH 50 percent. South winds 5 to 10 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures below normal. Precipitation above normal. --------------------------------------------------------------------------- .END