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

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822
FNUS53 KDTX 191948
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
348 PM EDT Mon May 19 2025

.DISCUSSION...Minimum RH values hold on around 40 percent through
tomorrow given the extension of drier weather, however, low pressure
will have numerous showers filling in from south to north
starting tomorrow afternoon and evening. The remainder of the week
will be characterized by below normal temperatures with on and off
rain chances as low pressure meanders across the Ohio Valley and
eastern Great Lakes.

MIZ047-048-053-060-061-200815-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
348 PM EDT Mon May 19 2025

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent). Patchy frost
                    after 2 am.
Min temperature.....36-42.
   24 hr trend......8 degrees cooler.
Max humidity........70-80 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......900-1100 ft agl.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Poor (20).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain
                    showers after 2 pm. Chance of precipitation 30
                    percent.
Max temperature.....54-58.
   24 hr trend......2 degrees warmer.
Min humidity........39-49 percent.
   24 hr trend......7 percent drier.
20-foot winds.......East 15 to 20 mph.
Mixing height.......2940-3440 ft agl.
Transport winds.....East around 20 mph.
Smoke dispersal.....Excellent (622).
Pcpn amount.........0.01-0.05 in.

.TUESDAY NIGHT...
Sky/weather.........Cloudy (85-95 percent). Rain showers likely.
                    Chance of precipitation 70 percent.
Min temperature.....44-49.
   24 hr trend......9 degrees warmer.
Max humidity........81-90 percent.
   24 hr trend......10 percent wetter.
20-foot winds.......East 10 to 15 mph.
Mixing height.......760-960 ft agl.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor (57).
Pcpn amount.........0.11-0.25 in.

.WEDNESDAY...
Sky/weather.........Cloudy (80-90 percent). Rain showers likely.
                    Chance of precipitation 80 percent.
Max temperature.....50-54.
   24 hr trend......5 degrees cooler.
Min humidity........67-77 percent.
   24 hr trend......35 percent wetter.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......1460-1960 ft agl.
Transport winds.....Northeast around 20 mph.
Smoke dispersal.....Good (452).
Pcpn amount.........0.06-0.10 in.


$$

MIZ049-054-055-062-200815-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
348 PM EDT Mon May 19 2025

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Patchy frost
                    after 11 pm until 2 am, then areas of frost.
Min temperature.....34-40.
   24 hr trend......7 degrees cooler.
Max humidity........77-87 percent.
   24 hr trend......4 percent drier.
20-foot winds.......Northeast 5 to 10 mph.
Mixing height.......780-980 ft agl.
Transport winds.....Northeast around 10 mph becoming east after
                    midnight.
Smoke dispersal.....Poor (19).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Partly cloudy (55-65 percent).
Max temperature.....52-58.
   24 hr trend......3 degrees warmer.
Min humidity........37-47 percent.
   24 hr trend......6 percent drier.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......2440-2940 ft agl.
Transport winds.....East around 20 mph.
Smoke dispersal.....Good (490).
Pcpn amount.........None.

.TUESDAY NIGHT...
Sky/weather.........Cloudy (85-95 percent). Chance of showers
                    until 2 am, then showers likely. Chance of
                    precipitation 60 percent.
Min temperature.....42-47.
   24 hr trend......10 degrees warmer.
Max humidity........81-89 percent.
   24 hr trend......4 percent wetter.
20-foot winds.......East 10 to 15 mph.
Mixing height.......500-700 ft agl.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor (32).
Pcpn amount.........0.11-0.25 in.

.WEDNESDAY...
Sky/weather.........Cloudy (80-90 percent). Chance of showers
                    until 2 pm, then showers likely. Chance of
                    precipitation 70 percent.
Max temperature.....50-54.
   24 hr trend......6 degrees cooler.
Min humidity........67-77 percent.
   24 hr trend......38 percent wetter.
20-foot winds.......Northeast 15 to 20 mph.
Mixing height.......1460-1960 ft agl.
Transport winds.....Northeast around 20 mph.
Smoke dispersal.....Good (345).
Pcpn amount.........0.06-0.10 in.


$$

MIZ063-068>070-075-076-082-083-200815-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
348 PM EDT Mon May 19 2025

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Areas of frost
                    after 2 am until 5 am.
Min temperature.....36-42.
   24 hr trend......6 degrees cooler.
Max humidity........75-85 percent.
   24 hr trend......13 percent drier.
20-foot winds.......Northeast 10 to 15 mph.
Mixing height.......500-700 ft agl.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor (30).
Pcpn amount.........None.

.TUESDAY...
Sky/weather.........Mostly cloudy (60-70 percent). Chance of rain
                    showers after 2 pm. Chance of precipitation 50
                    percent.
Max temperature.....56-62.
   24 hr trend......5 degrees cooler.
Min humidity........38-48 percent.
   24 hr trend......4 percent drier.
20-foot winds.......East 10 to 15 mph.
Mixing height.......2730-3230 ft agl.
Transport winds.....East around 20 mph.
Smoke dispersal.....Good (555).
Pcpn amount.........0.01-0.05 in.

.TUESDAY NIGHT...
Sky/weather.........Cloudy (85-95 percent). Rain showers until
                    0200, then showers likely. Chance of
                    precipitation 80 percent.
Min temperature.....44-50.
   24 hr trend......7 degrees warmer.
Max humidity........87-97 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......East 15 to 20 mph becoming northeast around 10
                    mph after midnight.
Mixing height.......890-1090 ft agl.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor (37).
Pcpn amount.........0.26-0.50 in.

.WEDNESDAY...
Sky/weather.........Cloudy (80-90 percent). Rain showers likely
                    until 2 pm, then showers. Chance of
                    precipitation 80 percent.
Max temperature.....54-58.
   24 hr trend......2 degrees cooler.
Min humidity........71-81 percent.
   24 hr trend......38 percent wetter.
20-foot winds.......Northeast 10 to 15 mph becoming around 10 mph
                    early in the afternoon.
Mixing height.......1600-2100 ft agl.
Transport winds.....Northeast 15 to 20 mph becoming north early in
                    the afternoon.
Smoke dispersal.....Good (300).
Pcpn amount.........0.11-0.25 in.


$$


.FORECAST DAYS 3 THROUGH 7...

.THURSDAY...Cloudy with showers likely and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the mid 50s. North
winds around 10 mph.
.FRIDAY...Mostly cloudy with chance of showers. Lows in the lower
40s. Highs in the upper 50s. Northwest winds around 10 mph.
.SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the lower
60s. Northwest winds around 5 mph.
.SUNDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid
60s.
.MEMORIAL DAY...Partly cloudy. Lows in the mid 40s. Highs in the
upper 60s.

$$

AM