Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI

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834
FNUS53 KDTX 032002
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
402 PM EDT Wed Sep 3 2025

.DISCUSSION...Bands of showers and thunderstorms move across southern
Lower Michigan late tonight through tonight. Most of the rain falls
between 5 PM and 1 AM tonight. The activity moves into Lake Huron
and Ontario by sunrise leaving dry weather and cooler temperatures
through Thursday. The next chance of rain occurs with a reinforcing
cold front Friday followed by below normal temperatures this
weekend.

MIZ047-048-053-060-061-040830-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
402 PM EDT Wed Sep 3 2025

.TONIGHT...
Sky/weather.........Mostly cloudy (65-75 percent). Rain showers and
                    slight chance of thunderstorms until 11 pm, then
                    showers likely until 5 am, then chance of
                    showers. Chance of precipitation 100
                    percent.
Min temperature.....44-50.
   24 hr trend......6 degrees cooler.
Max humidity........92-100 percent.
   24 hr trend......12 percent wetter.
20-foot winds.......West 5 to 10 mph.
Mixing height.......900-1100 ft agl.
Transport winds.....West around 15 mph becoming northwest in the
                    late evening and overnight.
Smoke dispersal.....Poor (25).
Pcpn amount.........0.26-0.50 in.

.THURSDAY...
Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....62-67.
   24 hr trend......14 degrees cooler.
Min humidity........42-52 percent.
   24 hr trend......4 percent drier.
20-foot winds.......West 5 to 10 mph.
Mixing height.......6170-6670 ft agl.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....Excellent (1191).
Pcpn amount.........None.

.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....46-50.
   24 hr trend......2 degrees cooler.
Max humidity........77-87 percent.
   24 hr trend......20 percent drier.
20-foot winds.......Southwest around 5 mph becoming south in the
                    late evening and overnight.
Mixing height.......780-980 ft agl.
Transport winds.....West around 10 mph becoming south in the late
                    evening and early morning, then increasing to
                    around 20 mph after midnight.
Smoke dispersal.....Poor (19).
Pcpn amount.........0.01-0.05 in.

.FRIDAY...
Sky/weather.........Partly cloudy (55-65 percent). Chance of
                    precipitation 20 percent.
Max temperature.....64-70.
   24 hr trend......3 degrees warmer.
Min humidity........50-60 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......Southwest around 20 mph becoming west in the
                    late morning and afternoon.
Mixing height.......5080-5580 ft agl.
Transport winds.....Southwest around 35 mph becoming west around 25
                    mph early in the afternoon.
Smoke dispersal.....Excellent (1797).
Pcpn amount.........None.


$$

MIZ049-054-055-062-040830-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
402 PM EDT Wed Sep 3 2025

.TONIGHT...
Sky/weather.........Cloudy (80-90 percent). Slight chance of
                    thunderstorms until 11 pm. Rain showers until
                    0500, then chance of showers. Chance of
                    precipitation 100 percent.
Min temperature.....46-50.
   24 hr trend......6 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......West around 10 mph becoming northwest in the
                    late evening and overnight.
Mixing height.......900-1100 ft agl.
Transport winds.....West around 15 mph becoming northwest in the
                    late evening and overnight.
Smoke dispersal.....Poor (23).
Pcpn amount.........0.26-0.50 in.

.THURSDAY...
Sky/weather.........Partly cloudy (55-65 percent).
Max temperature.....62-67.
   24 hr trend......15 degrees cooler.
Min humidity........45-52 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......West 10 to 15 mph.
Mixing height.......6010-6510 ft agl.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....Excellent (1097).
Pcpn amount.........None.

.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....42-48.
   24 hr trend......4 degrees cooler.
Max humidity........79-89 percent.
   24 hr trend......14 percent drier.
20-foot winds.......Southwest 5 to 10 mph becoming south after
                    midnight.
Mixing height.......740-940 ft agl.
Transport winds.....West around 10 mph becoming southwest in the
                    late evening and early morning, then increasing
                    to south around 20 mph after midnight.
Smoke dispersal.....Poor (11).
Pcpn amount.........None.

.FRIDAY...
Sky/weather.........Partly cloudy (55-65 percent). Chance of
                    precipitation 20 percent.
Max temperature.....Around 70.
   24 hr trend......5 degrees warmer.
Min humidity........50-59 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......Southwest 20 to 25 mph becoming west early in
                    the afternoon.
Mixing height.......5600-6100 ft agl.
Transport winds.....Southwest around 35 mph becoming west around 25
                    mph early in the afternoon.
Smoke dispersal.....Excellent (1876).
Pcpn amount.........None.


$$

MIZ063-068>070-075-076-082-083-040830-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
402 PM EDT Wed Sep 3 2025

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    thunderstorms until 2 am. Rain showers until
                    0500, then chance of showers. Chance of
                    precipitation 100 percent.
Min temperature.....48-54.
   24 hr trend......4 degrees cooler.
Max humidity........90-100 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......West 5 to 10 mph becoming northwest after
                    midnight.
Mixing height.......940-1140 ft agl.
Transport winds.....West around 15 mph becoming northwest in the
                    late evening and overnight.
Smoke dispersal.....Poor (21).
Pcpn amount.........0.51-0.75 in.

.THURSDAY...
Sky/weather.........Partly cloudy (50-60 percent).
Max temperature.....63-68.
   24 hr trend......13 degrees cooler.
Min humidity........42-52 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......Northwest 5 to 10 mph becoming west early in
                    the afternoon.
Mixing height.......5930-6430 ft agl.
Transport winds.....Northwest around 15 mph becoming west in the
                    late morning and afternoon.
Smoke dispersal.....Excellent (981).
Pcpn amount.........0.01-0.05 in.

.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....44-48.
   24 hr trend......5 degrees cooler.
Max humidity........80-90 percent.
   24 hr trend......14 percent drier.
20-foot winds.......West around 5 mph becoming south in the late
                    evening and overnight.
Mixing height.......640-840 ft agl.
Transport winds.....West around 10 mph becoming south in the late
                    evening and overnight.
Smoke dispersal.....Poor (6).
Pcpn amount.........None.

.FRIDAY...
Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....68-74.
   24 hr trend......5 degrees warmer.
Min humidity........43-53 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southwest 15 to 20 mph becoming west early in
                    the afternoon.
Mixing height.......5870-6370 ft agl.
Transport winds.....Southwest 30 to 35 mph becoming west around 25
                    mph early in the afternoon.
Smoke dispersal.....Excellent (1824).
Pcpn amount.........None.


$$


.FORECAST DAYS 3 THROUGH 7...

.SATURDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid
60s. West winds around 10 mph.
.SUNDAY...Partly cloudy. Lows in the mid 40s. Highs in the mid 60s.
West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the upper
60s. Northwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower
70s.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s.

$$

BT