904
FNUS53 KDTX 181936
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
336 PM EDT Fri Sep 18 2026

.DISCUSSION...Dry weather today as high pressure tracks north of the
region. Showers with isolated embedded thunderstorms over the course
of the weekend with potential for some areas to receive over an inch
of rainfall. A cool and mostly cloudy pattern follows early next
week.

MIZ047-048-053-060-061-191415-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
336 PM EDT Fri Sep 18 2026

.REST OF THE AFTERNOON...

Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....66-72.
   24 hr trend......3 degrees cooler.
Min humidity........54-64 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......3630-4130 ft agl.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....Good (365).
Pcpn amount.........None.

.TONIGHT...
Sky/weather.........Cloudy (75-85 percent). Slight chance of rain
                    showers until 5 am. Chance of showers after
                    5 am. Chance of precipitation 40 percent.
Min temperature.....50-54.
   24 hr trend......2 degrees cooler.
Max humidity........85-95 percent.
   24 hr trend......10 percent drier.
20-foot winds.......East 5 to 10 mph.
Mixing height.......820-1020 ft agl.
Transport winds.....East around 10 mph.
Smoke dispersal.....Poor (21).
Pcpn amount.........0.06-0.10 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Rain showers
                    likely until 5 pm. Chance of showers after
                    5 pm. Chance of precipitation 80 percent.
Max temperature.....63-68.
   24 hr trend......6 degrees cooler.
Min humidity........70-80 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......Southeast 5 to 10 mph.
Mixing height.......1080-1580 ft agl.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Fair (210).
Pcpn amount.........0.51-0.75 in.

.SATURDAY NIGHT...
Sky/weather.........Cloudy (80-90 percent). Chance of showers.
                    Chance of precipitation 80 percent.
Min temperature.....54-58.
   24 hr trend......4 degrees warmer.
Max humidity........98 percent.
   24 hr trend......10 percent wetter.
20-foot winds.......East 5 to 10 mph becoming northeast after
                    midnight.
Mixing height.......840-1040 ft agl.
Transport winds.....Southeast around 10 mph becoming northeast
                    after midnight.
Smoke dispersal.....Poor (19).
Pcpn amount.........0.51-0.75 in.


$$

MIZ049-054-055-062-191415-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
336 PM EDT Fri Sep 18 2026

.REST OF THE AFTERNOON...

Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....64-70.
   24 hr trend......5 degrees cooler.
Min humidity........58-68 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3880-4380 ft agl.
Transport winds.....Northeast 10 to 15 mph.
Smoke dispersal.....Good (420).
Pcpn amount.........None.

.TONIGHT...
Sky/weather.........Mostly cloudy (75-85 percent).
Min temperature.....46-52.
   24 hr trend......4 degrees cooler.
Max humidity........83-93 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Northeast 5 to 10 mph becoming east after
                    midnight.
Mixing height.......840-1040 ft agl.
Transport winds.....Northeast around 10 mph becoming east after
                    midnight.
Smoke dispersal.....Poor (18).
Pcpn amount.........0.01-0.05 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain
                    showers. Chance of precipitation 60 percent.
Max temperature.....63-68.
   24 hr trend......3 degrees cooler.
Min humidity........67-77 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......Southeast 5 to 10 mph.
Mixing height.......1710-2210 ft agl.
Transport winds.....Southeast 10 to 15 mph.
Smoke dispersal.....Fair (271).
Pcpn amount.........0.26-0.50 in.

.SATURDAY NIGHT...
Sky/weather.........Cloudy (80-90 percent). Chance of showers
                    after 11 pm until 2 am. Chance of showers
                    after 5 am. Chance of precipitation 70 percent.
Min temperature.....50-54.
   24 hr trend......5 degrees warmer.
Max humidity........94-100 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......East 5 to 10 mph becoming northeast after
                    midnight.
Mixing height.......860-1060 ft agl.
Transport winds.....Southeast 10 to 15 mph becoming northeast after
                    midnight.
Smoke dispersal.....Poor (26).
Pcpn amount.........0.51-0.75 in.


$$

MIZ063-068>070-075-076-082-083-191415-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
336 PM EDT Fri Sep 18 2026

.REST OF THE AFTERNOON...

Sky/weather.........Partly cloudy (40-50 percent).
Max temperature.....68-74.
   24 hr trend......3 degrees cooler.
Min humidity........52-62 percent.
   24 hr trend......19 percent drier.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......4300-4800 ft agl.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....Good (408).
Pcpn amount.........None.

.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent). Slight chance of
                    showers after 5 am. Chance of
                    precipitation 30 percent.
Min temperature.....52-56.
   24 hr trend......Unchanged.
Max humidity........87-97 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......860-1060 ft agl.
Transport winds.....East around 10 mph.
Smoke dispersal.....Poor (25).
Pcpn amount.........0.06-0.10 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (70-80 percent). Rain showers
                    likely until 2 pm, then showers. Chance of
                    precipitation 80 percent.
Max temperature.....64-70.
   24 hr trend......6 degrees cooler.
Min humidity........62-72 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......East 5 to 10 mph.
Mixing height.......1710-2210 ft agl.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Fair (278).
Pcpn amount.........0.26-0.50 in.

.SATURDAY NIGHT...
Sky/weather.........Cloudy (75-85 percent). Chance of showers
                    until 11 pmRain showers likely after 11 pm.
                    Chance of precipitation 80 percent.
Min temperature.....54-58.
   24 hr trend......4 degrees warmer.
Max humidity........99 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......East 5 to 10 mph becoming northeast after
                    midnight.
Mixing height.......840-1040 ft agl.
Transport winds.....Southeast around 10 mph becoming east after
                    midnight.
Smoke dispersal.....Poor (18).
Pcpn amount.........1.01-1.50 in.


$$


.FORECAST DAYS 3 THROUGH 7...

.SUNDAY...Mostly cloudy with chance of showers. Lows around 50.
Highs in the upper 60s. Northeast winds around 10 mph.
.MONDAY...Cloudy. Lows in the upper 40s. Highs in the lower 60s.
Northeast winds around 15 mph.
.TUESDAY...Mostly cloudy with chance of showers. Lows in the upper
40s. Highs in the lower 60s. Northeast winds around 15 mph.
.WEDNESDAY...Mostly cloudy with chance of showers. Lows around 50.
Highs in the lower 60s.
.THURSDAY...Partly cloudy. Lows around 50. Highs in the mid 60s.

$$

AA