


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
179 FNUS53 KDTX 211914 FWFDTX Fire Weather Planning Forecast for Southeast Michigan National Weather Service Detroit/Pontiac MI 314 PM EDT Thu Aug 21 2025 .DISCUSSION...Dry weather persists through tomorrow, with increasing chances for showers and thunderstorms on Saturday with the passage of a cold front. Below normal temperatures and periodic drizzle to showers then expected into the early and middle part of next week. MIZ047-048-053-060-061-221415- Midland-Bay-Saginaw-Shiawassee-Genesee- Including the cities of Midland-Bay City-Saginaw-Owosso-Flint 314 PM EDT Thu Aug 21 2025 .REST OF THE AFTERNOON... Sky/weather.........Partly cloudy (40-50 percent). Max temperature.....74-80. 24 hr trend......1 degree warmer. Min humidity........52-62 percent. 24 hr trend......2 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Mixing height.......3940-4440 ft agl. Transport winds.....Northeast 10 to 15 mph. Smoke dispersal.....Good (471). Pcpn amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent). Areas of fog after 2 am. Min temperature.....56-62. 24 hr trend......4 degrees cooler. Max humidity........98 percent. 24 hr trend......Unchanged. 20-foot winds.......Northeast around 5 mph early in the evening becoming light. Mixing height.......780-980 ft agl. Transport winds.....East around 5 mph becoming south after midnight. Smoke dispersal.....Poor (3). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (35-45 percent). Areas of fog until 11 am. Max temperature.....80-84. 24 hr trend......7 degrees warmer. Min humidity........47-57 percent. 24 hr trend......18 percent drier. 20-foot winds.......Light winds becoming southwest 5 to 10 mph in the late morning and afternoon. Mixing height.......4590-5090 ft agl. Transport winds.....Southwest around 5 mph. Smoke dispersal.....Good (366). Pcpn amount.........None. .FRIDAY NIGHT... Sky/weather.........Partly cloudy (40-50 percent) until 2 am, then mostly cloudy (55-65 percent). Min temperature.....62-66. 24 hr trend......5 degrees warmer. Max humidity........90-100 percent. 24 hr trend......3 percent drier. 20-foot winds.......Southwest 5 to 10 mph. Mixing height.......380-580 ft agl. Transport winds.....Southwest 5 to 10 mph. Smoke dispersal.....Poor (7). Pcpn amount.........None. $$ MIZ049-054-055-062-221415- Huron-Tuscola-Sanilac-Lapeer- Including the cities of Bad Axe-Caro-Sandusky-Lapeer 314 PM EDT Thu Aug 21 2025 .REST OF THE AFTERNOON... Sky/weather.........Partly cloudy (55-65 percent). Max temperature.....72-76. 24 hr trend......1 degree warmer. Min humidity........64-74 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Mixing height.......3860-4360 ft agl. Transport winds.....Northeast 10 to 15 mph. Smoke dispersal.....Good (495). Pcpn amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent). Areas of fog after 2 am. Min temperature.....56-60. 24 hr trend......3 degrees cooler. Max humidity........98 percent. 24 hr trend......Unchanged. 20-foot winds.......Northeast around 5 mph early in the evening becoming light. Mixing height.......780-980 ft agl. Transport winds.....Northeast 5 to 10 mph becoming north after midnight. Smoke dispersal.....Poor (3). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (30-40 percent). Areas of fog until 11 am. Max temperature.....76-82. 24 hr trend......6 degrees warmer. Min humidity........48-58 percent. 24 hr trend......18 percent drier. 20-foot winds.......Light winds becoming southwest 5 to 10 mph in the late morning and afternoon. Mixing height.......4140-4640 ft agl. Transport winds.....West around 5 mph becoming southwest early in the afternoon. Smoke dispersal.....Fair (204). Pcpn amount.........None. .FRIDAY NIGHT... Sky/weather.........Partly cloudy (40-50 percent) until 2 am, then mostly cloudy (60-70 percent). Min temperature.....59-64. 24 hr trend......5 degrees warmer. Max humidity........90-100 percent. 24 hr trend......3 percent drier. 20-foot winds.......South 5 to 10 mph becoming southwest after midnight. Mixing height.......400-600 ft agl. Transport winds.....South around 10 mph becoming southwest after midnight. Smoke dispersal.....Poor (0). Pcpn amount.........None. $$ MIZ063-068>070-075-076-082-083-221415- St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe- Including the cities of Port Huron-Howell-Pontiac-Warren-Ann Arbor-Detroit-Adrian-Monroe 314 PM EDT Thu Aug 21 2025 .REST OF THE AFTERNOON... Sky/weather.........Mostly cloudy (55-65 percent). Max temperature.....72-78. 24 hr trend......1 degree warmer. Min humidity........59-69 percent. 24 hr trend......5 percent drier. 20-foot winds.......Northeast 10 to 15 mph. Mixing height.......4170-4670 ft agl. Transport winds.....Northeast 10 to 15 mph. Smoke dispersal.....Good (516). Pcpn amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Patchy fog after 2 am. Min temperature.....56-60. 24 hr trend......2 degrees cooler. Max humidity........94-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Northeast 5 to 10 mph until early morning becoming light. Mixing height.......740-940 ft agl. Transport winds.....Northeast around 5 mph. Smoke dispersal.....Poor (4). Pcpn amount.........None. .FRIDAY... Sky/weather.........Mostly sunny (25-35 percent). Patchy fog until 11 am. Max temperature.....80-84. 24 hr trend......6 degrees warmer. Min humidity........42-52 percent. 24 hr trend......13 percent drier. 20-foot winds.......Light winds becoming east around 5 mph in the late morning and early afternoon, then becoming south early in the afternoon. Mixing height.......4540-5040 ft agl. Transport winds.....Northeast around 5 mph becoming south early in the afternoon. Smoke dispersal.....Fair (223). Pcpn amount.........None. .FRIDAY NIGHT... Sky/weather.........Partly cloudy (40-50 percent). Min temperature.....58-64. 24 hr trend......3 degrees warmer. Max humidity........90-100 percent. 24 hr trend......Unchanged. 20-foot winds.......South around 5 mph early in the evening becoming light, then becoming southwest around 5 mph after midnight. Mixing height.......320-520 ft agl. Transport winds.....South 5 to 10 mph becoming southwest after midnight. Smoke dispersal.....Poor (0). Pcpn amount.........None. $$ .FORECAST DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 50s. Highs in the lower 80s. West winds around 5 mph. .SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s. West winds around 10 mph. .MONDAY...Partly cloudy. Chance of showers. Lows in the upper 40s. Highs in the upper 60s. West winds around 10 mph. .TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 60s. .WEDNESDAY...Mostly clear. Lows in the lower 50s. Highs in the lower 70s. $$ AM