Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
498
FNUS53 KGRR 031942
FWFGRR
Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
342 PM EDT Fri Oct 3 2025
...Dry with near record warmth through Sunday...
.DISCUSSION...
Near record warm temperatures are expected through Sunday with
mostly sunny skies. Afternoon RH is expected to drop below 40
percent except for near Lake Michigan. Southwest winds will be
a little breezier each day. The next best chance of rain showers
arrives later Monday into Monday night.
MIZ037>039-043>045-040900-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
342 PM EDT Fri Oct 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....53-58.
24 hr trend......5 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds around 5 mph in the evening
becoming light.
Mixing height.......Near Lake Michigan, 700-1200 ft AGL.
Mixing height.......Inland, 3500-4000 ft AGL decreasing to 100-600
ft AGL after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....60-550 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....83-88.
24 hr trend......1 degree warmer.
Min humidity........51-56 percent near Lake Michigan and 40-45
percent Inland.
24 hr trend......Unchanged near Lake Michigan and 5 percent
wetter Inland.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......Near Lake Michigan, 2300-2800 ft AGL.
Mixing height.......Inland, 1000-1500 ft AGL increasing to
6400-6900 ft AGL in the afternoon.
Transport winds.....Southwest around 10 mph increasing to around 20
mph in the afternoon.
Smoke dispersal.....160 (fair) increasing to 1320 (excellent) in
the afternoon.
Pcpn Amount.........None.
.SATURDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....57-62.
24 hr trend......5 degrees warmer.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 10 mph.
Mixing height.......Near Lake Michigan, 1000-1500 ft AGL.
Mixing height.......Inland, 3800-4300 ft AGL decreasing to 100-600
ft AGL after midnight.
Transport winds.....South around 15 mph.
Smoke dispersal.....910 (excellent) decreasing to 80 (poor) after
midnight.
Pcpn Amount.........None.
.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....78-83.
24 hr trend......4 degrees cooler.
Min humidity........47-52 percent near Lake Michigan and 35-40
percent Inland.
24 hr trend......4 percent drier near Lake Michigan and 5
percent drier Inland.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 24 mph in
the afternoon.
Mixing height.......Near Lake Michigan, 3700-4200 ft AGL.
Mixing height.......Inland, 3700-4200 ft AGL increasing to
5700-6200 ft AGL in the afternoon.
Transport winds.....Southwest around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....940 (excellent) increasing to 1650 (excellent)
in the afternoon.
Pcpn Amount.........None.
$$
MIZ040-046-040900-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
342 PM EDT Fri Oct 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....Around 56.
24 hr trend......9 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 5 mph in the evening
becoming light.
Mixing height.......4000-4500 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....50-530 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 87.
24 hr trend......1 degree warmer.
Min humidity........35-40 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Light winds becoming southwest around 10 mph in
the afternoon.
Mixing height.......900-1400 ft AGL increasing to 7200-7700 ft AGL
in the afternoon.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....160 (fair) increasing to 1390 (excellent) in
the afternoon.
Pcpn Amount.........None.
.SATURDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....55-60.
24 hr trend......1 degree warmer.
Max humidity........91-96 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 8 mph.
Mixing height.......4700-5200 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....810 (excellent) decreasing to 60 (poor) after
midnight.
Pcpn Amount.........None.
.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 83.
24 hr trend......4 degrees cooler.
Min humidity........32-37 percent.
24 hr trend......3 percent drier.
20-foot winds.......Southwest winds 7 to 12 mph. Gusts up to 22 mph
in the afternoon.
Mixing height.......3400-3900 ft AGL increasing to 6800-7300 ft AGL
in the afternoon.
Transport winds.....Southwest around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....860 (excellent) increasing to 1760 (excellent)
in the afternoon.
Pcpn Amount.........None.
$$
MIZ050-056-064-071-040900-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
342 PM EDT Fri Oct 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....58-63.
24 hr trend......6 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 7 mph.
Mixing height.......Near Lake Michigan, 300-800 ft AGL.
Mixing height.......Inland, 3800-4300 ft AGL decreasing to 0-500 ft
AGL after midnight.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....50-410 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....82-87.
24 hr trend......2 degrees warmer.
Min humidity........42-47 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 10 mph.
Mixing height.......Near Lake Michigan, 600-1100 ft AGL increasing
to 3200-3700 ft AGL in the afternoon.
Mixing height.......Inland, 900-1400 ft AGL increasing to 6800-7300
ft AGL in the afternoon.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....140 (fair) increasing to 960 (excellent) in the
afternoon.
Pcpn Amount.........None.
.SATURDAY NIGHT...
Sky/weather.........Mostly clear (0-10 percent).
Min temperature.....59-64.
24 hr trend......Unchanged.
Max humidity........85-90 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 9 mph.
Mixing height.......Near Lake Michigan, 700-1200 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.....80-410 (poor to good).
Pcpn Amount.........None.
.SUNDAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....80-85.
24 hr trend......3 degrees cooler.
Min humidity........36-41 percent.
24 hr trend......8 percent drier.
20-foot winds.......South winds 7 to 12 mph. Gusts up to 21 mph in
the afternoon.
Mixing height.......Near Lake Michigan, 2100-2600 ft AGL increasing
to 4500-5000 ft AGL in the afternoon.
Mixing height.......Inland, 3000-3500 ft AGL increasing to
6000-6500 ft AGL in the afternoon.
Transport winds.....South 15 to 20 mph.
Smoke dispersal.....660 (excellent) increasing to 1370 (excellent)
in the afternoon.
Pcpn Amount.........None.
$$
MIZ051-052-057>059-040900-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
342 PM EDT Fri Oct 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....56-61.
24 hr trend......10 degrees warmer.
Max humidity........91-96 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 5 mph in the evening
becoming light.
Mixing height.......3700-4200 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....50-530 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 87.
24 hr trend......1 degree warmer.
Min humidity........36-41 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds 5 to 10 mph.
Mixing height.......900-1400 ft AGL increasing to 7200-7700 ft AGL
in the afternoon.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....140 (fair) increasing to 1130 (excellent) in
the afternoon.
Pcpn Amount.........None.
.SATURDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....57-62.
24 hr trend......3 degrees warmer.
Max humidity........85-90 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 9 mph.
Mixing height.......4300-4800 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....650 (excellent) decreasing to 60 (poor) after
midnight.
Pcpn Amount.........None.
.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....81-86.
24 hr trend......2 degrees cooler.
Min humidity........33-38 percent.
24 hr trend......2 percent drier.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 23 mph in
the afternoon.
Mixing height.......3200-3700 ft AGL increasing to 7000-7500 ft AGL
in the afternoon.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....750 (excellent) increasing to 1670 (excellent)
in the afternoon.
Pcpn Amount.........None.
$$
MIZ065>067-072>074-040900-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
342 PM EDT Fri Oct 3 2025
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....54-59.
24 hr trend......8 degrees warmer.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 7 mph.
Mixing height.......5500-6000 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....50-500 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....84-89.
24 hr trend......1 degree warmer.
Min humidity........35-40 percent.
24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 5 to 10 mph.
Mixing height.......1800-2300 ft AGL increasing to 7500-8000 ft AGL
in the afternoon.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....200 (fair) increasing to 1000 (excellent) in
the afternoon.
Pcpn Amount.........None.
.SATURDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....56-61.
24 hr trend......2 degrees warmer.
Max humidity........85-90 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 8 mph.
Mixing height.......5100-5600 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....60-570 (poor to good).
Pcpn Amount.........None.
.SUNDAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 84.
24 hr trend......2 degrees cooler.
Min humidity........32-37 percent.
24 hr trend......2 percent drier.
20-foot winds.......South winds 6 to 11 mph. Gusts up to 21 mph in
the afternoon.
Mixing height.......3100-3600 ft AGL increasing to 6600-7100 ft AGL
in the afternoon.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....610 (excellent) increasing to 1350 (excellent)
in the afternoon.
Pcpn Amount.........None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. South winds
5 to 10 mph.
.MONDAY...Mostly sunny with a chance of showers. Highs around 80.
Southwest winds 6 to 11 mph.
.MONDAY NIGHT...Mostly cloudy with showers likely. Lows in the lower
50s. West winds 5 to 9 mph.
.TUESDAY...Cooler. Partly sunny with a chance of showers. Highs in
the mid 60s. Northwest winds 5 to 10 mph.
.TUESDAY NIGHT...Colder. Mostly clear. Lows in the lower 40s. North
winds 5 to 9 mph.
.WEDNESDAY...Sunny. Highs in the lower 60s. Northeast winds 5 to
9 mph.
.WEDNESDAY NIGHT...Clear. Lows in the mid 30s.
.THURSDAY...Sunny. Highs in the mid 60s.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s.
.FRIDAY...Mostly sunny. Highs in the upper 60s.
$$