Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
240
FNUS53 KGRR 082006
FWFGRR
Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
406 PM EDT Wed Oct 8 2025
...Dry and Cool Weather Continues...
.DISCUSSION...
High pressure will bring dry and cool weather to the area tonight
through Friday morning. Highs will generally be in the 60s with
overnight lows dipping into the 20s and 30s with frost. Southerly
flow returns on Friday which will bring very small chances for rain
Friday into Saturday.
MIZ037>039-043>045-090900-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
406 PM EDT Wed Oct 8 2025
.TONIGHT...
Sky/weather.........Clear (0-10 percent). Widespread frost after 12
AM.
Min temperature.....24-29.
24 hr trend......6 degrees cooler.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......North winds around 5 mph in the evening
becoming light.
Mixing height.......4500-5000 ft AGL decreasing to 200-700 ft AGL
after midnight.
Transport winds.....Northeast around 10 mph shifting to the east
after midnight.
Smoke dispersal.....50-490 (poor to good).
Pcpn Amount.........None.
.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Widespread frost until 10
AM.
Max temperature.....59-64.
24 hr trend......2 degrees warmer.
Min humidity........32-37 percent.
24 hr trend......4 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.....200-360 (fair to good).
Pcpn Amount.........None.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of frost
after 2 AM.
Min temperature.....30-35.
24 hr trend......8 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming south around 5 mph after
midnight.
Mixing height.......Near Lake Michigan, 2800-3300 ft AGL.
Mixing height.......Inland, 3400-3900 ft AGL decreasing to 100-600
ft AGL after midnight.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....80-320 (poor to good).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Partly sunny (50-60 percent). Patchy frost
until 8 AM. Chance of rain showers after 8
AM.
Chance of pcpn......30 percent.
Max temperature.....62-67.
24 hr trend......Unchanged.
Min humidity........44-49 percent.
24 hr trend......18 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......3200-3700 ft AGL.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....550-800 (good to excellent).
Pcpn Amount.........none to 0.01 in.
$$
MIZ040-046-090900-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
406 PM EDT Wed Oct 8 2025
.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 11
PM until 12 AM, then widespread frost.
Min temperature.....21-26.
24 hr trend......9 degrees cooler.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 6 mph.
Mixing height.......4400-4900 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....40-490 (poor to good).
Pcpn Amount.........None.
.THURSDAY...
Sky/weather.........Sunny (0-5 percent). Widespread frost until 10
AM.
Max temperature.....Around 60.
24 hr trend......1 degree warmer.
Min humidity........33-38 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......2000-2500 ft AGL increasing to 4000-4500 ft AGL
in the afternoon.
Transport winds.....East around 5 mph shifting to the southeast in
the afternoon.
Smoke dispersal.....110-300 (poor to good).
Pcpn Amount.........None.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of frost
after 1 AM.
Min temperature.....29-34.
24 hr trend......4 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 mph.
Mixing height.......2900-3400 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....70-300 (poor to good).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (45-55 percent). Areas of frost
until 9 AM.
Max temperature.....Around 63.
24 hr trend......3 degrees warmer.
Min humidity........38-43 percent.
24 hr trend......8 percent wetter.
20-foot winds.......South winds 5 to 10 mph.
Mixing height.......1200-1700 ft AGL increasing to 3500-4000 ft AGL
in the afternoon.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....290-820 (fair to excellent).
Pcpn Amount.........None.
$$
MIZ050-056-064-071-090900-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
406 PM EDT Wed Oct 8 2025
.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 12
AM.
Min temperature.....31-36.
24 hr trend......10 degrees cooler.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 5 mph in the evening
becoming light.
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.....50-440 (poor to good).
Pcpn Amount.........None.
.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 10
AM.
Max temperature.....Around 63.
24 hr trend......2 degrees warmer.
Min humidity........37-42 percent.
24 hr trend......3 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
the afternoon.
Mixing height.......1600-2100 ft AGL increasing to 3800-4300 ft AGL
in the afternoon.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....190-350 (fair to good).
Pcpn Amount.........None.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....36-41.
24 hr trend......5 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 6 mph.
Mixing height.......Near Lake Michigan, 1000-1500 ft AGL after
midnight.
Mixing height.......3000-3500 ft AGL in the evening.
Mixing height.......Inland, 0-500 ft AGL after midnight.
Transport winds.....Southeast 10 to 15 mph.
Smoke dispersal.....80-290 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....63-68.
24 hr trend......2 degrees warmer.
Min humidity........40-45 percent.
24 hr trend......4 percent wetter.
20-foot winds.......South winds 5 to 10 mph.
Mixing height.......3200-3700 ft AGL.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....590-690 (good to excellent).
Pcpn Amount.........None.
$$
MIZ051-052-057>059-090900-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
406 PM EDT Wed Oct 8 2025
.TONIGHT...
Sky/weather.........Clear (0-10 percent). Widespread frost after 12
AM.
Min temperature.....29-34.
24 hr trend......9 degrees cooler.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 6 mph.
Mixing height.......4400-4900 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....40-440 (poor to good).
Pcpn Amount.........None.
.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Widespread frost until 10
AM.
Max temperature.....Around 62.
24 hr trend......Unchanged.
Min humidity........36-41 percent.
24 hr trend......3 percent drier.
20-foot winds.......Light winds becoming southeast around 6 mph in
the afternoon.
Mixing height.......1800-2300 ft AGL increasing to 3800-4300 ft AGL
in the afternoon.
Transport winds.....East around 5 mph.
Smoke dispersal.....180-320 (fair to good).
Pcpn Amount.........None.
.THURSDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....34-39.
24 hr trend......5 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 6 mph.
Mixing height.......3100-3600 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southeast 10 to 15 mph.
Smoke dispersal.....60-280 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (35-45 percent). Patchy frost
until 8 AM.
Max temperature.....Around 65.
24 hr trend......4 degrees warmer.
Min humidity........37-42 percent.
24 hr trend......1 percent drier.
20-foot winds.......South winds 5 to 10 mph.
Mixing height.......1300-1800 ft AGL increasing to 3700-4200 ft AGL
in the afternoon.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....300-800 (good to excellent).
Pcpn Amount.........None.
$$
MIZ065>067-072>074-090900-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
406 PM EDT Wed Oct 8 2025
.TONIGHT...
Sky/weather.........Clear (0-10 percent). Widespread frost after 12
AM.
Min temperature.....28-33.
24 hr trend......12 degrees cooler.
Max humidity........95-100 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.....East around 10 mph.
Smoke dispersal.....40-500 (poor to good).
Pcpn Amount.........None.
.THURSDAY...
Sky/weather.........Sunny (0-10 percent). Widespread frost until 10
AM.
Max temperature.....Around 62.
24 hr trend......1 degree warmer.
Min humidity........36-41 percent.
24 hr trend......4 percent drier.
20-foot winds.......Light winds becoming east around 5 mph in the
afternoon.
Mixing height.......3800-4300 ft AGL.
Transport winds.....East 5 to 10 mph.
Smoke dispersal.....220-320 (fair to good).
Pcpn Amount.........None.
.THURSDAY NIGHT...
Sky/weather.........Clear (0-10 percent) until 3 AM, then partly
cloudy (25-35 percent). Patchy frost after 5
AM.
Min temperature.....33-38.
24 hr trend......4 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 6 mph.
Mixing height.......3200-3700 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....60-290 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (30-40 percent). Patchy frost
until 9 AM.
Max temperature.....Around 66.
24 hr trend......3 degrees warmer.
Min humidity........33-38 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southwest around 8 mph in
the afternoon.
Mixing height.......3300-3800 ft AGL.
Transport winds.....South around 15 mph.
Smoke dispersal.....280-640 (fair to excellent).
Pcpn Amount.........None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
mid 40s. Southwest winds 5 to 9 mph.
.SATURDAY...Partly sunny with a slight chance of showers. Highs in
the lower 60s. West winds 5 to 6 mph shifting to the north 5 to
8 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast
winds 5 to 9 mph.
.SUNDAY...Sunny. Highs in the upper 60s. East winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. East winds 5 to
9 mph.
.COLUMBUS DAY...Mostly sunny. Highs around 70. Southeast winds 5 to
10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly sunny. Highs in the lower 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s.
$$