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

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093
FNUS53 KGRR 080803
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
403 AM EDT Wed Oct 8 2025

...Mostly Dry and Cool Weather This Week...

.DISCUSSION...
High pressure will bring dry and cool weather today and tomorrow
then a chance of showers arrives on Friday as low pressure arrives.

MIZ037>039-043>045-082015-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
403 AM EDT Wed Oct 8 2025

.TODAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost after 7 AM
                    until 9 AM.
Max temperature.....58-63.
   24 hr trend......5 degrees cooler.
Min humidity........36-41 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Light winds becoming north around 7 mph in the
                    afternoon.
Mixing height.......5100-5600 ft AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....670-710 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 12
                    AM.
Min temperature.....24-29.
   24 hr trend......9 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 5 mph in the evening
                    becoming light.
Mixing height.......4500-5000 ft AGL decreasing to 300-800 ft AGL
                    after midnight.
Transport winds.....North around 10 mph shifting to the east after
                    midnight.
Smoke dispersal.....50-520 (poor to good).
Pcpn Amount.........None.

.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Widespread frost until 9
                    AM, then areas of frost until 10 AM.
Max temperature.....59-64.
   24 hr trend......2 degrees warmer.
Min humidity........32-37 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Light winds becoming south around 6 mph in the
                    afternoon.
Mixing height.......1900-2400 ft AGL increasing to 4100-4600 ft AGL
                    in the afternoon.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....170-360 (fair to good).
Pcpn Amount.........None.


$$

MIZ040-046-082015-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
403 AM EDT Wed Oct 8 2025

.TODAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 9
                    AM.
Max temperature.....Around 59.
   24 hr trend......5 degrees cooler.
Min humidity........34-39 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Light winds becoming north around 7 mph in the
                    afternoon.
Mixing height.......5100-5600 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....660-730 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 12
                    AM until 5 AM, then widespread frost.
Min temperature.....22-27.
   24 hr trend......7 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds up to 5 mph.
Mixing height.......4500-5000 ft AGL decreasing to 0-500 ft AGL
                    after midnight.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....40-540 (poor to good).
Pcpn Amount.........None.

.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Widespread frost until 9
                    AM, then areas of frost until 10 AM.
Max temperature.....Around 60.
   24 hr trend......1 degree warmer.
Min humidity........33-38 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Light winds.
Mixing height.......4000-4500 ft AGL.
Transport winds.....East around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....130-280 (fair).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-082015-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
403 AM EDT Wed Oct 8 2025

.TODAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....59-64.
   24 hr trend......3 degrees cooler.
Min humidity........38-43 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Northeast winds 5 to 9 mph.
Mixing height.......5100-5600 ft AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....640-710 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Patchy frost after 5 AM.
Min temperature.....30-35.
   24 hr trend......7 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 6 mph.
Mixing height.......4300-4800 ft AGL decreasing to 0-500 ft AGL
                    after midnight.
Transport winds.....Northeast around 10 mph shifting to the east
                    after midnight.
Smoke dispersal.....50-450 (poor to good).
Pcpn Amount.........None.

.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 9
                    AM.
Max temperature.....Around 63.
   24 hr trend......2 degrees warmer.
Min humidity........35-40 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......1600-2100 ft AGL increasing to 4100-4600 ft AGL
                    in the afternoon.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....170-310 (fair to good).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-082015-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
403 AM EDT Wed Oct 8 2025

.TODAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 61.
   24 hr trend......3 degrees cooler.
Min humidity........39-44 percent.
   24 hr trend......12 percent drier.
20-foot winds.......North winds 5 to 10 mph.
Mixing height.......5100-5600 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....580-710 (good to excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 3
                    AM.
Min temperature.....28-33.
   24 hr trend......9 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 5 mph in the evening
                    becoming light.
Mixing height.......4400-4900 ft AGL decreasing to 100-600 ft AGL
                    after midnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....50-420 (poor to good).
Pcpn Amount.........None.

.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 7
                    AM, then widespread frost until 9 AM, then
                    patchy frost until 10 AM.
Max temperature.....Around 62.
   24 hr trend......Unchanged.
Min humidity........36-41 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......1800-2300 ft AGL increasing to 4100-4600 ft AGL
                    in the afternoon.
Transport winds.....Southeast around 5 mph.
Smoke dispersal.....150-290 (fair).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-082015-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
403 AM EDT Wed Oct 8 2025

.TODAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 61.
   24 hr trend......2 degrees cooler.
Min humidity........39-44 percent.
   24 hr trend......22 percent drier.
20-foot winds.......North winds 5 to 10 mph.
Mixing height.......2500-3000 ft AGL increasing to 4800-5300 ft AGL
                    in the afternoon.
Transport winds.....North around 15 mph.
Smoke dispersal.....460-700 (good to excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 3
                    AM.
Min temperature.....28-33.
   24 hr trend......9 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 6 mph.
Mixing height.......4000-4500 ft AGL decreasing to 0-500 ft AGL
                    after midnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....40-550 (poor to good).
Pcpn Amount.........None.

.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 7
                    AM, then widespread frost until 9 AM, then
                    patchy frost until 10 AM.
Max temperature.....Around 62.
   24 hr trend......1 degree warmer.
Min humidity........33-38 percent.
   24 hr trend......7 percent drier.
20-foot winds.......Light winds becoming east around 5 mph in the
                    afternoon.
Mixing height.......2100-2600 ft AGL increasing to 4100-4600 ft AGL
                    in the afternoon.
Transport winds.....East 5 to 10 mph.
Smoke dispersal.....210-300 (fair to good).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. Southeast
winds 5 to 8 mph.
.FRIDAY...Mostly sunny. Patchy frost in the morning. Highs in the
mid 60s. Southwest winds 5 to 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
lower 40s. West winds 5 to 9 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. North winds 5 to
9 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. East winds
5 to 9 mph.
.SUNDAY...Sunny. Highs in the upper 60s. East winds 5 to 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s.
.COLUMBUS DAY...Mostly sunny. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy. Lows around 50.
.TUESDAY...Partly sunny. Highs in the lower 70s.

$$