--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:12pm *** on Saturday April 18, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1201 PM EDT Sat Apr 18 2026 Forest- Including the city of Tionesta 1201 PM EDT Sat Apr 18 2026 Tonight Sun Sun Night Mon Cloud Cover Mcldy Pcldy Pcldy Pcldy Precip Type Tstms None Showers None Chance Precip (%) 90 0 40 0 Chance of Thunder (%) 20 0 0 0 Temp (24h trend) 35 (-18) 48 (-31) 26 41 RH % (24h trend) 91 (+6) 37 (-3) 86 34 Wind 20ft/early(mph) W 7 G23 W 7 G21 W 5 G20 NW 6 Wind 20ft/late(mph) NW 6 G17 W 9 G23 Lgt/Var NW 8 G17 Precip Amount 0.40 0.00 0.00 0.00 Precip Duration 7 2 Precip Begin 6 PM 6 PM Precip End 6 AM 6 AM Mixing Hgt(m-agl/msl) 2450 2290 Mixing Hgt(ft-agl/msl) 8020 7500 Transport Wnd (mph) W 29 NW 18 Vent Rate (kt-ft) 228100 120000 Category Day 5 5 Inversion 7pm 40F/4am 4am 29F/5am Dispersion 5 5 Max ADI Early 18 Gen Poor 118 Very Good34 Fair 115 Very Good Max ADI Late 27 Fair 200 Very Good9 Poor 142 Very Good Max LVORI Early 5 4 4 3 Max LVORI Late 4 1 4 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Lows in the upper 20s. Highs in the lower 60s. South winds around 5 mph. .WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the upper 40s. Highs in the upper 60s. Southwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. Southwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. A chance of showers. Lows in the lower 50s. Highs in the upper 70s. Southwest winds 5 to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers. Lows in the mid 50s. Highs in the lower 70s. Southwest winds 5 to 10 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 212 PM EDT Sat Apr 18 2026 .DISCUSSION... A strong cold front moving across the Keystone state will bring showers and a few thunderstorms to the area into this evening. Showers will taper off late tonight, and much colder air will work into the area for Sunday. Gusty winds and low relative humidity levels will prevail for later Sunday into Monday. Temperatures will moderate back closer to normal for mid week. && Warren- Including the city of Warren 212 PM EDT Sat Apr 18 2026 Tonight Sun Sun Night Mon Cloud Cover Mcldy Pcldy Pcldy Pcldy Precip Type Tstms None Showers None Chance Precip (%) 90 0 50 0 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 33 (-20) 48 (-30) 24 40 RH % (24h trend) 92 (+3) 36 (-6) 86 33 20ftWnd-Val/AM(mph) W 6 G19 NW 5 G15 20ftWnd-Rdg/PM(mph) W 7 G19 W 9 G21 W 5 G17 NW 6 G16 Precip Amount 0.25 0.00 0.03 0.00 Precip Duration 6 2 Precip Begin 6 PM 6 PM Precip End 6 AM 6 AM Mixing Hgt(ft-agl) 910 7870 890 7170 Transport Wnd (mph) W 18 W 29 NW 10 NW 17 Vent Rate (kt-ft) 14560 196750 8010 107550 Dispersion 4 5 3 5 DSI 2 2 Sunshine Hours 5 8 Max ADI Early 20 Gen Poor 111 Very Good36 Fair 110 Very Good Max ADI Late 22 Fair 143 Very Good9 Poor 128 Very Good Max LVORI Early 4 3 4 3 Max LVORI Late 4 1 4 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Widespread frost. Lows in the lower 20s. Highs in the mid 50s. Minimum RH 35 percent. South winds around 5 mph. .WEDNESDAY...Mostly cloudy. A chance of showers. Lows in the lower 40s. Highs in the lower 60s. Minimum RH 43 percent. Southwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the upper 30s. Highs in the lower 70s. Minimum RH 35 percent. Southeast winds around 5 mph. .FRIDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Minimum RH 44 percent. South winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Lows in the lower 50s. Highs in the mid 60s. Minimum RH 62 percent. South winds around 5 mph. $$ McKean- Including the city of Bradford 212 PM EDT Sat Apr 18 2026 Tonight Sun Sun Night Mon Cloud Cover Mcldy Pcldy Pcldy Pcldy Precip Type Tstms Snow Showers Snow Showers Snow Showers Chance Precip (%) 100 30 50 10 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 32 (-20) 46 (-31) 22 39 RH % (24h trend) 93 (+8) 34 (-5) 84 31 20ftWnd-Val/AM(mph) W 8 G19 NW 6 G17 20ftWnd-Rdg/PM(mph) W 7 G20 W 10 G21 W 5 G18 NW 7 G17 Precip Amount 0.27 0.04 0.02 0.00 Precip Duration 9 0 2 0 Precip Begin 6 PM Continuing 6 PM Continuing Precip End Continuing 9 AM Continuing 8 AM Mixing Hgt(ft-agl) 810 7690 1090 7310 Transport Wnd (mph) SW 18 W 30 NW 12 NW 18 Vent Rate (kt-ft) 12960 199940 10900 116960 Dispersion 4 5 3 5 DSI 2 2 Sunshine Hours 4 7 Max ADI Early 31 Fair 96 Good 36 Fair 89 Good Max ADI Late 24 Fair 148 Very Good11 Poor 137 Very Good Max LVORI Early 4 4 3 3 Max LVORI Late 4 1 4 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Widespread frost. Lows around 20. Highs in the lower 50s. Minimum RH 31 percent. South winds around 5 mph. .WEDNESDAY...Mostly cloudy with a chance of showers. Lows around 40. Highs in the lower 60s. Minimum RH 41 percent. Southwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the mid 30s. Highs around 70. Minimum RH 32 percent. West winds around 5 mph. .FRIDAY...Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. Minimum RH 43 percent. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Lows around 50. Highs in the mid 60s. Minimum RH 59 percent. South winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 212 PM EDT Sat Apr 18 2026 Tonight Sun Sun Night Mon Cloud Cover Mcldy Pcldy Pcldy Pcldy Precip Type Tstms Showers Showers Snow Showers Chance Precip (%) 100 40 50 10 Chance of Thunder (%) 50 0 0 0 Temp (24h trend) 33 (-18) 48 (-30) 24 41 RH % (24h trend) 93 (+4) 35 (-3) 84 31 20ftWnd-Val/AM(mph) W 8 G22 NW 6 G18 20ftWnd-Rdg/PM(mph) W 7 G20 W 10 G23 W 5 G19 NW 8 G18 Precip Amount 0.27 0.03 0.03 0.00 Precip Duration 8 1 2 0 Precip Begin 6 PM Continuing 6 PM Continuing Precip End Continuing 2 PM Continuing 8 AM Mixing Hgt(ft-agl) 950 7870 1030 7600 Transport Wnd (mph) W 17 W 31 NW 12 NW 20 Vent Rate (kt-ft) 14250 212490 10300 129200 Dispersion 4 5 3 5 DSI 2 2 Sunshine Hours 4 8 Max ADI Early 33 Fair 95 Good 34 Fair 123 Very Good Max ADI Late 28 Fair 150 Very Good11 Poor 152 Very Good Max LVORI Early 5 4 3 3 Max LVORI Late 5 1 4 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly clear. Widespread frost through the night. Lows in the lower 20s. Highs in the mid 50s. Minimum RH 32 percent. South winds around 5 mph. .WEDNESDAY...Mostly cloudy with a chance of showers. Lows in the lower 40s. Highs in the mid 60s. Minimum RH 41 percent. Southwest winds around 5 mph. .THURSDAY...Mostly clear. Lows in the upper 30s. Highs in the lower 70s. Minimum RH 33 percent. North winds around 5 mph. .FRIDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. Minimum RH 43 percent. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with showers likely. Lows in the lower 50s. Highs in the upper 60s. Minimum RH 59 percent. South winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures near normal. Precipitation above normal. --------------------------------------------------------------------------- .END