--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 1:21am *** on Wednesday January 21, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 121 AM EST Wed Jan 21 2026 Forest- Including the city of Tionesta 121 AM EST Wed Jan 21 2026 Today Tonight Thu Cloud Cover Mcldy Mcldy Pcldy Precip Type Snow Snow Snow Chance Precip (%) 90 80 20 Chance of Thunder (%) 0 0 0 Temp (24h trend) 32 (+20) 23 (+20) 29 RH % (24h trend) 51 (0) 100 (+25) 59 Wind 20ft/early(mph) S 6 G19 SW 8 G20 SW 9 G23 Wind 20ft/late(mph) S 8 G20 SW 9 G22 W 9 G23 Precip Amount 0.18 0.11 0.02 Precip Duration 5 6 1 Precip Begin 10 AM Continuing Continuing Precip End Continuing Continuing 1 PM Mixing Hgt(m-agl/msl) 740 1560 Mixing Hgt(ft-agl/msl)2410 5130 Transport Wnd (mph) S 26 W 33 Vent Rate (kt-ft) 64700 170420 Category Day 4 5 Inversion 18F/10am None None Dispersion 5 5 Max ADI Early 39 Fair 23 Fair 107 Very Good Max ADI Late 53 Gen Good 27 Fair 102 Very Good Max LVORI Early 3 4 4 Max LVORI Late 4 5 1 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 15. Highs in the lower 20s. West winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Lows near zero. Highs around 12. North winds around 5 mph. .SUNDAY...Mostly cloudy with snow likely. Lows around 6. Highs around 19. East winds 5 to 10 mph. .MONDAY...Mostly cloudy. A chance of snow. Lows around 6. Highs around 18. West winds 10 to 15 mph. .TUESDAY...Partly cloudy. Lows around 4. Highs in the lower 20s. Southwest winds 10 to 15 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 304 PM EST Tue Jan 20 2026 .DISCUSSION... * Dry and cold into Wednesday morning. * A period of accumulating snow from Wednesday afternoon into early Thursday, particularly for northwest PA and the Alleghenies. * Scattered snow showers on Thursday, then another shot of very cold air will be incoming for Friday and the weekend. && Warren- Including the city of Warren 304 PM EST Tue Jan 20 2026 Tonight Wed Wed Night Thu Cloud Cover Mclear Mcldy Mcldy Pcldy Precip Type None Snow Snow Snow Chance Precip (%) 0 90 80 40 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 5 (+4) 32 (+21) 21 29 RH % (24h trend) 73 (-9) 56 (-1) 96 56 20ftWnd-Val/AM(mph) S 9 G23 SW 11 G23 20ftWnd-Rdg/PM(mph) SW 6 G16 SW 12 G24 SW 10 G23 W 11 G23 Precip Amount 0.00 0.12 0.12 0.02 Precip Duration 8 8 2 Precip Begin 6 AM Continuing Continuing Precip End Continuing Continuing Continuing Mixing Hgt(ft-agl) 290 2590 800 4800 Transport Wnd (mph) S 12 SW 30 SW 20 W 29 Vent Rate (kt-ft) 2900 67340 13600 120000 Dispersion 1 5 4 5 DSI 1 1 Sunshine Hours 3 3 Max ADI Early 13 Gen Poor 45 Gen Good 25 Fair 97 Good Max ADI Late 6 Very Poor 63 Good 29 Fair 89 Good Max LVORI Early 3 3 4 4 Max LVORI Late 3 3 5 1 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 7. Highs around 12. Minimum RH 62 percent. West winds around 10 mph. .SATURDAY...Mostly cloudy. A chance of snow. Lows around 4 below. Highs around 8. Minimum RH 56 percent. West winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of snow. Lows near zero. Highs around 14. Minimum RH 64 percent. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of snow. Lows around 1. Highs around 16. Minimum RH 63 percent. Southwest winds around 5 mph. .TUESDAY...Mostly cloudy. Lows around 4. Highs around 17. Minimum RH 64 percent. West winds around 5 mph. $$ McKean- Including the city of Bradford 304 PM EST Tue Jan 20 2026 Tonight Wed Wed Night Thu Cloud Cover Mclear Mcldy Mcldy Pcldy Precip Type None Snow Snow Snow Chance Precip (%) 0 90 90 30 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 3 (+4) 31 (+21) 21 29 RH % (24h trend) 71 (-7) 51 (-2) 95 52 20ftWnd-Val/AM(mph) S 9 G23 SW 12 G23 20ftWnd-Rdg/PM(mph) SW 7 G17 S 13 G23 SW 11 G22 W 12 G24 Precip Amount 0.00 0.14 0.12 0.02 Precip Duration 6 8 2 Precip Begin 6 AM Continuing Continuing Precip End Continuing Continuing Continuing Mixing Hgt(ft-agl) 260 2560 830 5130 Transport Wnd (mph) SW 12 S 30 SW 21 W 32 Vent Rate (kt-ft) 2600 66560 14940 143640 Dispersion 1 5 3 5 DSI 1 1 Sunshine Hours 4 3 Max ADI Early 14 Gen Poor 44 Gen Good 28 Fair 106 Very Good Max ADI Late 7 Poor 63 Good 30 Fair 101 Very Good Max LVORI Early 3 3 4 4 Max LVORI Late 3 3 4 1 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 6. Highs around 12. Minimum RH 58 percent. West winds around 10 mph. .SATURDAY...Mostly cloudy. Lows around 6 below. Highs around 7. Minimum RH 52 percent. West winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of snow. Lows around 1 below. Highs around 13. Minimum RH 61 percent. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of snow. Lows near zero. Highs around 15. Minimum RH 60 percent. West winds around 5 mph. .TUESDAY...Mostly cloudy. Lows around 2. Highs around 17. Minimum RH 61 percent. West winds 5 to 10 mph. $$ Elk- Including the cities of St. Marys and Ridgway 304 PM EST Tue Jan 20 2026 Tonight Wed Wed Night Thu Cloud Cover Mclear Mcldy Mcldy Pcldy Precip Type None Snow Snow Snow Chance Precip (%) 0 90 80 20 Chance of Thunder (%) 0 0 0 0 Temp (24h trend) 4 (+4) 33 (+21) 22 31 RH % (24h trend) 70 (-7) 49 (-4) 96 53 20ftWnd-Val/AM(mph) S 6 G19 W 12 G24 20ftWnd-Rdg/PM(mph) SW 5 G16 S 9 G20 SW 9 G21 W 11 G24 Precip Amount 0.00 0.15 0.15 0.01 Precip Duration 5 8 1 Precip Begin 10 AM Continuing Continuing Precip End Continuing Continuing 1 PM Mixing Hgt(ft-agl) 270 2790 1100 4850 Transport Wnd (mph) SW 10 S 26 SW 21 W 32 Vent Rate (kt-ft) 2430 64170 19800 135800 Dispersion 1 5 4 5 DSI 1 1 Sunshine Hours 4 4 Max ADI Early 12 Poor 38 Fair 29 Fair 106 Very Good Max ADI Late 6 Very Poor 60 Gen Good 34 Fair 99 Good Max LVORI Early 3 3 4 4 Max LVORI Late 3 3 4 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Lows around 9. Highs around 14. Minimum RH 58 percent. West winds around 10 mph. .SATURDAY...Mostly cloudy. Lows around 4 below. Highs around 8. Minimum RH 52 percent. Northwest winds around 5 mph. .SUNDAY...Mostly cloudy with a chance of snow. Lows around 2. Highs around 14. Minimum RH 65 percent. East winds around 5 mph. .MONDAY...Mostly cloudy with a chance of snow. Lows around 2. Highs around 16. Minimum RH 61 percent. West winds around 5 mph. .TUESDAY...Mostly cloudy. Lows around 3. Highs around 18. Minimum RH 61 percent. West winds 5 to 10 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures below normal. Precipitation below normal. --------------------------------------------------------------------------- .END