391
FNUS53 KDTX 202000
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
400 PM EDT Sun Sep 20 2026

.DISCUSSION...Cool and showery conditions dissipate by this evening.
A cooler and mainly dry pattern follows Monday as high pressure sets
up north of the region. Expect breezier northeasterly afternoon
winds.

MIZ047-048-053-060-061-210815-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
400 PM EDT Sun Sep 20 2026

.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent).
Min temperature.....50-54.
   24 hr trend......5 degrees cooler.
Max humidity........90-100 percent.
   24 hr trend......3 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......900-1100 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor (45).
Pcpn amount.........None.

.MONDAY...
Sky/weather.........Mostly cloudy (60-70 percent).
Max temperature.....58-64.
   24 hr trend......5 degrees cooler.
Min humidity........57-67 percent.
   24 hr trend......11 percent drier.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......3850-4350 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Excellent (696).
Pcpn amount.........None.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....46-52.
   24 hr trend......4 degrees cooler.
Max humidity........82-92 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......640-840 ft agl.
Transport winds.....Northeast 10 to 15 mph.
Smoke dispersal.....Poor (17).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Partly cloudy (30-40 percent).
Max temperature.....58-64.
   24 hr trend......Unchanged.
Min humidity........51-61 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3970-4470 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Excellent (802).
Pcpn amount.........None.


$$

MIZ049-054-055-062-210815-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
400 PM EDT Sun Sep 20 2026

.TONIGHT...
Sky/weather.........Mostly cloudy (65-75 percent).
Min temperature.....46-52.
   24 hr trend......4 degrees cooler.
Max humidity........90-100 percent.
   24 hr trend......3 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......880-1080 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor (44).
Pcpn amount.........None.

.MONDAY...
Sky/weather.........Mostly cloudy (70-80 percent).
Max temperature.....59-64.
   24 hr trend......6 degrees cooler.
Min humidity........56-66 percent.
   24 hr trend......11 percent drier.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......3700-4200 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Good (566).
Pcpn amount.........None.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....44-50.
   24 hr trend......5 degrees cooler.
Max humidity........83-93 percent.
   24 hr trend......7 percent drier.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......380-580 ft agl.
Transport winds.....Northeast 10 to 15 mph.
Smoke dispersal.....Poor (9).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Partly cloudy (25-35 percent).
Max temperature.....59-64.
   24 hr trend......2 degrees warmer.
Min humidity........52-62 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......3650-4150 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Excellent (676).
Pcpn amount.........None.


$$

MIZ063-068>070-075-076-082-083-210815-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
400 PM EDT Sun Sep 20 2026

.TONIGHT...
Sky/weather.........Mostly cloudy (75-85 percent).
Min temperature.....48-54.
   24 hr trend......7 degrees cooler.
Max humidity........90-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......900-1100 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor (41).
Pcpn amount.........None.

.MONDAY...
Sky/weather.........Mostly cloudy (60-70 percent).
Max temperature.....60-64.
   24 hr trend......2 degrees cooler.
Min humidity........51-61 percent.
   24 hr trend......13 percent drier.
20-foot winds.......Northeast 15 to 20 mph diminishing to around 10
                    mph early in the afternoon.
Mixing height.......3650-4150 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Good (580).
Pcpn amount.........0.01-0.05 in.

.MONDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....46-52.
   24 hr trend......4 degrees cooler.
Max humidity........86-96 percent.
   24 hr trend......13 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......720-920 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor (13).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Partly cloudy (50-60 percent).
Max temperature.....60-64.
   24 hr trend......1 degree cooler.
Min humidity........52-62 percent.
   24 hr trend......10 percent drier.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......3240-3740 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Good (556).
Pcpn amount.........None.


$$


.FORECAST DAYS 3 THROUGH 7...

.WEDNESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 60s. Northeast winds around 15 mph.
.THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid
60s. East winds around 10 mph.
.FRIDAY...Partly cloudy. Lows in the upper 40s. Highs in the upper
60s. Northeast winds around 5 mph.
.SATURDAY...Mostly clear. Lows in the mid 40s. Highs around 70.
.SUNDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s.

$$

KGK