Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
631
FNUS53 KGRR 091959
FWFGRR
Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
359 PM EDT Thu Oct 9 2025
...Periods of Rain Friday through Saturday...
.DISCUSSION...
Rain showers are expected on-and-off from Friday afternoon into
Saturday, though amounts will tend to be meager in much of the
area. West-Central Michigan including the Manistee Forest may
be situated for the better rain amounts, though those may only
be around a quarter inch. Friday will be fairly breezy but with
increasing clouds and afternoon RH higher than Thursday.
MIZ037>039-043>045-100815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
359 PM EDT Thu Oct 9 2025
.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent). Areas of frost
after 12 AM.
Min temperature.....40-45 near Lake Michigan and 32-37 Inland.
24 hr trend......6 degrees warmer near Lake Michigan and 8
degrees warmer Inland.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 6 mph
after midnight.
Mixing height.......Near Lake Michigan, 2600-3100 ft AGL decreasing
to 200-700 ft AGL after midnight.
Mixing height.......Inland, 3800-4300 ft AGL decreasing to 100-600
ft AGL after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....70-280 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Partly sunny (60-70 percent) until 3 PM, then
cloudy (85-95 percent). Patchy frost until 9
AM. Chance of rain showers after 8 AM until 5
PM, then rain showers likely.
Chance of pcpn......60 percent.
Max temperature.....62-67.
24 hr trend......Unchanged.
Min humidity........55-60 percent.
24 hr trend......31 percent wetter.
20-foot winds.......South winds 9 to 14 mph. Gusts up to 26 mph in
the afternoon.
Mixing height.......2600-3100 ft AGL.
Transport winds.....South around 15 mph increasing to southwest
around 25 mph in the afternoon.
Smoke dispersal.....680-770 (excellent).
Pcpn Amount.........0.02-0.12 in.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent) until 9 PM, then
partly cloudy (40-50 percent). Rain showers
likely until 2 AM. Chance of rain showers after
2 AM.
Chance of pcpn......60 percent.
Min temperature.....39-44.
24 hr trend......6 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 5 to 9 mph.
Mixing height.......2900-3400 ft AGL near Lake Michigan and
1300-1800 ft AGL Inland.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....380-440 (good).
Pcpn Amount.........0.06-0.14 in.
.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent). Chance of rain
showers until 2 PM.
Chance of pcpn......40 percent until late afternoon.
Max temperature.....62-67.
24 hr trend......1 degree warmer.
Min humidity........50-55 percent.
24 hr trend......11 percent drier.
20-foot winds.......North winds 5 to 9 mph.
Mixing height.......4600-5100 ft AGL.
Transport winds.....North around 15 mph.
Smoke dispersal.....490-590 (good).
Pcpn Amount.........none to 0.02 in.
$$
MIZ040-046-100815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
359 PM EDT Thu Oct 9 2025
.TONIGHT...
Sky/weather.........Clear (0-5 percent) until 3 AM, then partly
cloudy (30-40 percent). Areas of frost after 11
PM.
Min temperature.....28-33.
24 hr trend......3 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 7 mph.
Mixing height.......3100-3600 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....60-240 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Partly sunny (60-70 percent). Patchy frost
until 9 AM. Chance of rain showers after 11 AM.
Chance of pcpn......30 percent in the late morning and
afternoon.
Max temperature.....59-64.
24 hr trend......2 degrees warmer.
Min humidity........47-52 percent.
24 hr trend......20 percent wetter.
20-foot winds.......South winds 7 to 12 mph. Gusts up to 23 mph in
the afternoon.
Mixing height.......2300-2800 ft AGL.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....290-690 (fair to excellent).
Pcpn Amount.........none to 0.04 in.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent) until 9 PM, then
partly cloudy (35-45 percent). Chance of rain
showers until 8 PM, then rain showers likely
until 2 AM, then a chance of rain showers.
Chance of pcpn......60 percent.
Min temperature.....37-42.
24 hr trend......6 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 8 mph in the evening
becoming light.
Mixing height.......1900-2400 ft AGL.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....150-480 (fair to good).
Pcpn Amount.........0.05-0.12 in.
.SATURDAY...
Sky/weather.........Partly sunny (45-55 percent). Chance of rain
showers.
Chance of pcpn......40 percent.
Max temperature.....Around 62.
24 hr trend......Unchanged.
Min humidity........52-57 percent.
24 hr trend......3 percent wetter.
20-foot winds.......North winds around 5 mph shifting to the
northeast around 7 mph in the afternoon.
Mixing height.......2100-2600 ft AGL increasing to 4200-4700 ft AGL
in the afternoon.
Transport winds.....North around 15 mph.
Smoke dispersal.....390-600 (good to excellent).
Pcpn Amount.........none to 0.02 in.
$$
MIZ050-056-064-071-100815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
359 PM EDT Thu Oct 9 2025
.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....36-41.
24 hr trend......Unchanged.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 6 mph
after midnight.
Mixing height.......3300-3800 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....70-220 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (45-55 percent) until 3 PM, then
mostly cloudy (75-85 percent). Chance of rain
showers after 11 AM.
Chance of pcpn......30 percent in the late morning and
afternoon.
Max temperature.....63-68.
24 hr trend......1 degree warmer.
Min humidity........46-51 percent.
24 hr trend......23 percent wetter.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 23 mph in
the afternoon.
Mixing height.......2500-3000 ft AGL.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....660-760 (excellent).
Pcpn Amount.........none to 0.06 in.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent) until 9 PM, then
partly cloudy (40-50 percent). Chance of rain
showers until 8 PM, then rain showers likely
until 2 AM.
Chance of pcpn......60 percent.
Min temperature.....42-47.
24 hr trend......8 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds around 9 mph in the evening becoming
light.
Mixing height.......1700-2200 ft AGL near Lake Michigan and
1600-2100 ft AGL Inland.
Transport winds.....West around 15 mph shifting to the north after
midnight.
Smoke dispersal.....130-390 (fair to good).
Pcpn Amount.........none to 0.10 in.
.SATURDAY...
Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....62-67.
24 hr trend......1 degree warmer.
Min humidity........48-53 percent.
24 hr trend......4 percent drier.
20-foot winds.......North winds 5 to 9 mph.
Mixing height.......4600-5100 ft AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....500-570 (good).
Pcpn Amount.........none to 0.02 in.
$$
MIZ051-052-057>059-100815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
359 PM EDT Thu Oct 9 2025
.TONIGHT...
Sky/weather.........Clear (0-5 percent) until 3 AM, then partly
cloudy (20-30 percent). Patchy frost after 2
AM.
Min temperature.....34-39.
24 hr trend......2 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 5 mph
after midnight.
Mixing height.......3300-3800 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....60-220 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (40-50 percent) until 3 PM, then
mostly cloudy (70-80 percent). Patchy frost
until 9 AM. Chance of rain showers after 2
PM.
Chance of pcpn......30 percent in the afternoon.
Max temperature.....Around 64.
24 hr trend......3 degrees warmer.
Min humidity........41-46 percent.
24 hr trend......13 percent wetter.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 23 mph in
the afternoon.
Mixing height.......3000-3500 ft AGL.
Transport winds.....Southwest 15 to 20 mph.
Smoke dispersal.....270-620 (fair to excellent).
Pcpn Amount.........none to 0.03 in.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent) until 12 AM, then
mostly clear (20-30 percent). Chance of rain
showers until 8 PM, then rain showers likely
until 2 AM, then a chance of rain showers.
Chance of pcpn......60 percent.
Min temperature.....Around 44.
24 hr trend......6 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 5 to 10 mph.
Mixing height.......1700-2200 ft AGL.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....100-450 (poor to good).
Pcpn Amount.........none to 0.10 in.
.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent). Chance of rain
showers.
Chance of pcpn......30 percent.
Max temperature.....Around 63.
24 hr trend......1 degree cooler.
Min humidity........56-61 percent.
24 hr trend......8 percent wetter.
20-foot winds.......Northwest winds around 6 mph shifting to the
northeast around 8 mph in the afternoon.
Mixing height.......4300-4800 ft AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....420-590 (good).
Pcpn Amount.........none to 0.03 in.
$$
MIZ065>067-072>074-100815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
359 PM EDT Thu Oct 9 2025
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Patchy frost after
2 AM.
Min temperature.....34-39.
24 hr trend......2 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 5 mph
after midnight.
Mixing height.......3600-4100 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....60-270 (poor to fair).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (40-50 percent). Patchy frost
until 9 AM.
Max temperature.....64-69.
24 hr trend......4 degrees warmer.
Min humidity........35-40 percent.
24 hr trend......4 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......3300-3800 ft AGL.
Transport winds.....South around 15 mph.
Smoke dispersal.....270-650 (fair to excellent).
Pcpn Amount.........None.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent) until 12 AM, then
partly cloudy (40-50 percent). Chance of rain
showers.
Chance of pcpn......50 percent.
Min temperature.....Around 43.
24 hr trend......7 degrees warmer.
Max humidity........98 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 8 mph in the evening
becoming light.
Mixing height.......2100-2600 ft AGL.
Transport winds.....Southwest around 15 mph shifting to the
northwest after midnight.
Smoke dispersal.....140-370 (fair to good).
Pcpn Amount.........none to 0.05 in.
.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent). Chance of rain
showers.
Chance of pcpn......30 percent.
Max temperature.....60-65.
24 hr trend......3 degrees cooler.
Min humidity........52-57 percent.
24 hr trend......17 percent wetter.
20-foot winds.......Light winds becoming north around 7 mph in the
afternoon.
Mixing height.......4400-4900 ft AGL.
Transport winds.....Northwest around 10 mph.
Smoke dispersal.....340-490 (good).
Pcpn Amount.........none to 0.02 in.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds 5 to 6 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. East winds 5 to
10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. East winds 5 to
9 mph.
.COLUMBUS DAY...Mostly sunny. Highs around 70. Southeast winds 5 to
9 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southeast
winds 5 to 6 mph shifting to the west after midnight.
.TUESDAY...Mostly sunny. Highs in the upper 60s. Northwest winds
5 to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.WEDNESDAY...Mostly sunny. Highs in the lower 60s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.THURSDAY...Mostly sunny. Highs in the lower 60s.
$$