--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 3:52am *** on Sunday January 18, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1257 AM EST Sun Jan 18 2026 Forest- Including the city of Tionesta 1257 AM EST Sun Jan 18 2026 Today Tonight Sun Cloud Cover Mcldy Mcldy Pcldy Precip Type Snow Showers Snow None Chance Precip (%) 60 60 0 Chance of Thunder (%) 0 0 0 Temp (24h trend) 34 13 (-13) 20 RH % (24h trend) 72 89 (-7) 54 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) SW 6 Lgt/Var Lgt/Var Precip Amount 0.03 0.01 0.00 Precip Duration 3 2 Precip Begin 6 AM Continuing Precip End Continuing 6 AM Mixing Hgt(m-agl/msl) 920 1310 Mixing Hgt(ft-agl/msl)3030 4300 Transport Wnd (mph) SW 22 W 15 Vent Rate (kt-ft) 57570 55900 Category Day 4 4 Inversion 30F/9am 3am 16F/4am Dispersion 4 4 Max ADI Early 40 Fair 12 Poor 60 Gen Good Max ADI Late 50 Gen Good 8 Poor 47 Gen Good Max LVORI Early 5 4 3 Max LVORI Late 4 5 2 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Mostly cloudy with a chance of snow. Lows around 15. Highs in the mid 20s. Southwest winds 5 to 15 mph. .TUESDAY...Partly cloudy. Lows around 4. Highs around 16. Southwest winds around 10 mph. .WEDNESDAY...Mostly cloudy. A chance of snow. Not as cool. Lows around 8. Highs in the mid 30s. South winds around 5 mph. .THURSDAY...Mostly cloudy. A chance of snow. Lows around 20. Highs in the upper 20s. West winds 15 to 20 mph. .FRIDAY...Mostly cloudy. Lows around 11. Highs in the lower 30s. Southwest winds 10 to 15 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 352 AM EST Sun Jan 18 2026 .DISCUSSION... * Accumulating snow this morning in the Laurel and across eastern PA, with 1 to 3 inches possible in the Lower Susquehanna Valley. * Gusty winds and sharply colder Monday afternoon into Tuesday as an arctic blast brings below zero wind chills areawide Tuesday morning. * Staying cold through at least the end of the week. && Warren- Including the city of Warren 352 AM EST Sun Jan 18 2026 Today Tonight Mon Cloud Cover Pcldy Pcldy Mcldy Precip Type None Snow Snow Chance Precip (%) 0 30 70 Chance of Thunder (%) 0 0 0 Temp (24h trend) 19 (-14) 11 (-2) 22 RH % (24h trend) 53 (-24) 93 (+2) 60 20ftWnd-Val/AM(mph) SW 5 G14 SW 9 G25 20ftWnd-Rdg/PM(mph) SW 5 G14 Lgt/Var SW 13 G27 Precip Amount 0.00 0.00 0.05 Precip Duration 1 4 Precip Begin 2 AM 7 AM Precip End 6 AM Continuing Mixing Hgt(ft-agl) 3930 530 5420 Transport Wnd (mph) W 13 SW 9 W 37 Vent Rate (kt-ft) 43230 4240 173440 Dispersion 5 1 5 DSI 1 1 Sunshine Hours 4 2 Max ADI Early 48 Gen Good 7 Poor 98 Good Max ADI Late 43 Gen Good 12 Poor 117 Very Good Max LVORI Early 3 4 4 Max LVORI Late 2 5 2 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly cloudy. A chance of snow showers. Lows around 1. Highs around 11. Minimum RH 56 percent. Southwest winds around 10 mph. .WEDNESDAY...Mostly cloudy. A chance of snow. Not as cold. Lows around 3. Highs around 30. Minimum RH 47 percent. South winds 5 to 10 mph. .THURSDAY...Mostly cloudy with snow likely. Lows around 15. Highs in the lower 20s. Minimum RH 63 percent. Southwest winds around 10 mph. .FRIDAY...Mostly cloudy with a chance of snow. Lows around 7. Highs in the mid 20s. Minimum RH 62 percent. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of snow. Lows around 15. Highs in the mid 20s. Minimum RH 70 percent. West winds around 5 mph. $$ McKean- Including the city of Bradford 352 AM EST Sun Jan 18 2026 Today Tonight Mon Cloud Cover Pcldy Pcldy Mcldy Precip Type None None Snow Chance Precip (%) 0 0 60 Chance of Thunder (%) 0 0 0 Temp (24h trend) 20 (-12) 10 (-3) 21 RH % (24h trend) 50 (-25) 88 (+1) 55 20ftWnd-Val/AM(mph) W 5 G13 SW 9 G24 20ftWnd-Rdg/PM(mph) W 5 G13 Lgt/Var SW 14 G27 Precip Amount 0.00 0.00 0.03 Precip Duration 4 Precip Begin 7 AM Precip End Continuing Mixing Hgt(ft-agl) 3970 510 5640 Transport Wnd (mph) W 13 W 9 W 36 Vent Rate (kt-ft) 43670 4080 174840 Dispersion 5 1 5 DSI 1 1 Sunshine Hours 4 2 Max ADI Early 46 Gen Good 6 Very Poor 98 Good Max ADI Late 43 Gen Good 13 Gen Poor 117 Very Good Max LVORI Early 4 3 4 Max LVORI Late 2 4 2 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly cloudy. A chance of snow showers. Lows near zero. Highs around 10. Minimum RH 51 percent. Southwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. A chance of snow. Not as cold. Lows around 2. Highs in the upper 20s. Minimum RH 42 percent. South winds 5 to 10 mph. .THURSDAY...Mostly cloudy with snow likely. Lows around 15. Highs in the lower 20s. Minimum RH 61 percent. Southwest winds around 10 mph. .FRIDAY...Mostly cloudy. Lows around 6. Highs in the mid 20s. Minimum RH 58 percent. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of snow. Lows around 15. Highs in the lower 20s. Minimum RH 67 percent. West winds around 5 mph. $$ Elk- Including the cities of St. Marys and Ridgway 352 AM EST Sun Jan 18 2026 Today Tonight Mon Cloud Cover Pcldy Pcldy Mcldy Precip Type None None Snow Chance Precip (%) 0 0 60 Chance of Thunder (%) 0 0 0 Temp (24h trend) 21 (-12) 11 (-5) 23 RH % (24h trend) 53 (-25) 88 (-1) 57 20ftWnd-Val/AM(mph) W 5 G14 SW 9 G25 20ftWnd-Rdg/PM(mph) W 5 G14 Lgt/Var W 14 G28 Precip Amount 0.00 0.00 0.02 Precip Duration 4 Precip Begin 7 AM Precip End Continuing Mixing Hgt(ft-agl) 4120 740 5920 Transport Wnd (mph) W 15 W 8 W 38 Vent Rate (kt-ft) 53560 5180 195360 Dispersion 5 2 5 DSI 1 1 Sunshine Hours 3 2 Max ADI Early 44 Gen Good 6 Very Poor 102 Very Good Max ADI Late 44 Gen Good 12 Poor 126 Very Good Max LVORI Early 4 3 4 Max LVORI Late 2 4 2 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .TUESDAY...Mostly cloudy. Lows around 1. Highs around 11. Minimum RH 50 percent. West winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. A chance of snow. Not as cold. Lows around 3. Highs around 30. Minimum RH 41 percent. South winds 5 to 10 mph. .THURSDAY...Mostly cloudy. A chance of snow. Lows around 16. Highs in the lower 20s. Minimum RH 62 percent. West winds around 10 mph. .FRIDAY...Mostly cloudy. Lows around 7. Highs in the mid 20s. Minimum RH 59 percent. Southwest winds around 5 mph. .SATURDAY...Mostly cloudy with a chance of snow. Lows around 17. Highs in the mid 20s. Minimum RH 70 percent. West winds around 5 mph. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures below normal. Precipitation near normal. --------------------------------------------------------------------------- .END