--------------------------------------------------------------------------- FWF Combo Report generated using the latest Fire Weather Forecasts issued by PBZ/CTP at *** 2:28pm *** on Friday July 17, 2026. --------------------------------------------------------------------------- Fire Weather Planning Forecast National Weather Service Pittsburgh PA 1249 PM EDT Fri Jul 17 2026 Forest- Including the city of Tionesta 1249 PM EDT Fri Jul 17 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type Showers Tstms Tstms None Chance Precip (%) 50 90 100 0 Chance of Thunder (%) 0 60 60 0 Temp (24h trend) 63 (+4) 82 (-1) 58 76 RH % (24h trend) 96 (-1) 72 (+35) 99 44 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var SW 6 G18 Lgt/Var Lgt/Var Precip Amount 0.05 0.74 0.33 0.00 Precip Duration 0 8 3 Precip Begin 4 AM Continuing Continuing Precip End Continuing Continuing 11 PM Mixing Hgt(m-agl/msl) 900 1470 Mixing Hgt(ft-agl/msl) 2950 4820 Transport Wnd (mph) SW 18 NW 12 Vent Rate (kt-ft) 47200 48200 Category Day 3 3 Inversion 7pm 70F/10am 7pm 60F/8am Dispersion 3 3 Max ADI Early 3 Very Poor 42 Gen Good 18 Gen Poor 47 Gen Good Max ADI Late 5 Very Poor 62 Good 6 Very Poor 69 Good Max LVORI Early 4 6 6 7 Max LVORI Late 4 4 9 1 Remarks...ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower 80s. Light winds. .TUESDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Light winds. .WEDNESDAY...Showers and a chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. West winds 10 to 15 mph. .THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. Northwest winds 10 to 15 mph. .FRIDAY...Mostly clear. Lows in the mid 50s. Highs around 80. Northwest winds around 5 mph. $$ --------------------------------------------------------------------------- Fire Weather Planning Forecast for Central Pennsylvania National Weather Service State College, PA 228 PM EDT Fri Jul 17 2026 .DISCUSSION... Mix of sun, clouds and smoke for the rest of today. Clouds increase overnight with showers and thunderstorms possible by daybreak Saturday. Additional rounds of showers and thunderstorms are likely mainly Saturday afternoon and evening. Some of these storms are expected to reach severe levels with an enhanced potential for damaging winds and localized torrential rainfall. Sunday will feature dry weather with low/comfortable humidity and a northwest breeze. Some smoke may also return on Sunday. && Warren- Including the city of Warren 228 PM EDT Fri Jul 17 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type Showers Tstms Tstms None Chance Precip (%) 70 100 90 0 Chance of Thunder (%) 0 70 50 0 Temp (24h trend) 64 (+6) 80 (-1) 56 76 RH % (24h trend) 88 (-10) 72 (+35) 100 41 20ftWnd-Val/AM(mph) SW 5 G17 Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var SW 7 G20 W 6 G19 Lgt/Var Precip Amount 0.14 0.68 0.27 0.00 Precip Duration 1 9 2 Precip Begin 4 AM Continuing Continuing Precip End Continuing Continuing 2 AM Mixing Hgt(ft-agl) 430 3090 440 4630 Transport Wnd (mph) S 9 SW 21 N 10 N 12 Vent Rate (kt-ft) 3440 55620 3960 46300 Dispersion 2 5 2 5 DSI 1 2 Sunshine Hours 2 9 Max ADI Early 4 Very Poor 44 Gen Good 19 Gen Poor 50 Gen Good Max ADI Late 8 Poor 56 Gen Good 8 Poor 64 Good Max LVORI Early 3 5 7 8 Max LVORI Late 4 4 8 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Mostly clear. Lows in the lower 50s. Highs around 80. Minimum RH 42 percent. Light winds. .TUESDAY...Showers and a chance of thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Minimum RH 71 percent. South winds around 5 mph. .WEDNESDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Minimum RH 58 percent. West winds around 5 mph. .THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 47 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 46 percent. Light winds. $$ McKean- Including the city of Bradford 228 PM EDT Fri Jul 17 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type None Tstms Tstms None Chance Precip (%) 0 100 100 0 Chance of Thunder (%) 0 50 50 0 Temp (24h trend) 62 (+9) 78 (-2) 55 75 RH % (24h trend) 87 (-10) 71 (+37) 100 40 20ftWnd-Val/AM(mph) SW 5 G17 N 5 G13 20ftWnd-Rdg/PM(mph) Lgt/Var SW 8 G20 W 7 G19 NW 5 G12 Precip Amount 0.00 0.58 0.24 0.00 Precip Duration 6 2 Precip Begin 6 AM Continuing Precip End Continuing 2 AM Mixing Hgt(ft-agl) 410 3190 440 4860 Transport Wnd (mph) S 7 SW 21 N 10 N 12 Vent Rate (kt-ft) 2460 57420 3960 48600 Dispersion 2 5 2 5 DSI 1 2 Sunshine Hours 2 9 Max ADI Early 6 Very Poor 41 Gen Good 26 Fair 61 Good Max ADI Late 8 Poor 58 Gen Good 9 Poor 68 Good Max LVORI Early 3 4 7 8 Max LVORI Late 4 3 8 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Mostly clear. Lows around 50. Highs in the upper 70s. Minimum RH 42 percent. Light winds. .TUESDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the upper 70s. Minimum RH 71 percent. South winds 5 to 10 mph. .WEDNESDAY...Showers and a chance of thunderstorms. Lows in the upper 50s. Highs in the lower 70s. Minimum RH 58 percent. West winds 5 to 10 mph. .THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 47 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 45 percent. Light winds. $$ Elk- Including the cities of St. Marys and Ridgway 228 PM EDT Fri Jul 17 2026 Tonight Sat Sat Night Sun Cloud Cover Pcldy Mcldy Mcldy Pcldy Precip Type None Tstms Tstms None Chance Precip (%) 0 80 100 0 Chance of Thunder (%) 0 70 50 0 Temp (24h trend) 63 (+7) 78 (-3) 56 77 RH % (24h trend) 88 (-8) 74 (+36) 100 41 20ftWnd-Val/AM(mph) SW 5 G17 Lgt/Var 20ftWnd-Rdg/PM(mph) Lgt/Var SW 8 G21 W 7 G20 NW 5 G12 Precip Amount 0.00 0.68 0.35 0.00 Precip Duration 6 3 Precip Begin 6 AM Continuing Precip End Continuing 12 AM Mixing Hgt(ft-agl) 420 3100 460 5220 Transport Wnd (mph) W 5 W 21 NW 10 NW 12 Vent Rate (kt-ft) 1680 55800 4140 52200 Dispersion 1 5 2 5 DSI 1 2 Sunshine Hours 2 9 Max ADI Early 4 Very Poor 37 Fair 20 Gen Poor 56 Gen Good Max ADI Late 5 Very Poor 54 Gen Good 8 Poor 71 Good Max LVORI Early 3 4 7 7 Max LVORI Late 4 4 8 1 Remarks: ADI is Atmospheric Dispersion Index by Lavdas. LVORI is Low Visibility Occurrence Risk Index. .FORECAST FOR DAYS 3 THROUGH 7... .MONDAY...Mostly clear. Lows in the lower 50s. Highs around 80. Minimum RH 45 percent. Light winds. .TUESDAY...Showers and a chance of thunderstorms. Lows in the lower 60s. Highs around 80. Minimum RH 74 percent. South winds around 5 mph. .WEDNESDAY...Showers and a chance of thunderstorms. Lows around 60. Highs in the mid 70s. Minimum RH 60 percent. West winds 5 to 10 mph. .THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid 70s. Minimum RH 49 percent. West winds around 5 mph. .FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Minimum RH 47 percent. Light winds. $$ --------------------------------------------------------------------------- .OUTLOOK 8 TO 14 DAYS... Temperatures near normal. Precipitation above normal. --------------------------------------------------------------------------- .END