Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
247
FNUS53 KGRR 041935
FWFGRR
Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
335 PM EDT Thu Sep 4 2025
...Windy with a few showers possible Friday...
.DISCUSSION...
Low pressure will bring a few showers and windy conditions to lower
Michigan Friday. Winds will generally be gusting 25 to 35 mph with
occasional higher gusts. Winds should decrease late Friday with
lighter winds building in for the weekend. Friday rain will be on the
lighter side with amounts less than one-quarter inch expected.
MIZ037>039-043>045-051000-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
335 PM EDT Thu Sep 4 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 11 PM, then
mostly cloudy (75-85 percent). Rain showers
after 2 AM.
Chance of pcpn......80 percent after midnight.
Min temperature.....46-51.
24 hr trend......7 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 26 mph
overnight.
Mixing height.......3400-3900 ft AGL near Lake Michigan and
1900-2400 ft AGL Inland.
Transport winds.....South around 10 mph increasing to around 20 mph
overnight.
Smoke dispersal.....190-470 (fair to good).
Pcpn Amount.........0.01-0.44 in.
.FRIDAY...
Sky/weather.........Partly sunny (60-70 percent). Chance of rain
showers until 2 PM.
Chance of pcpn......30 percent until midday.
Max temperature.....59-64.
24 hr trend......1 degree cooler.
Min humidity........53-58 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds 14 to 19 mph with gusts to around 31
mph.
Mixing height.......5000-5500 ft AGL.
Transport winds.....West 25 to 30 mph.
Smoke dispersal.....1330-1520 (excellent).
Pcpn Amount.........none to 0.08 in.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....41-46.
24 hr trend......4 degrees cooler.
Max humidity........71-76 percent near Lake Michigan and 81-86
percent Inland.
24 hr trend......18 percent drier near Lake Michigan and
unchanged Inland.
20-foot winds.......West winds 5 to 10 mph.
Mixing height.......4800-5300 ft AGL near Lake Michigan and
3900-4400 ft AGL Inland.
Transport winds.....West around 20 mph decreasing to around 10 mph
overnight.
Smoke dispersal.....530-980 (good to excellent).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....58-63.
24 hr trend......1 degree warmer.
Min humidity........50-55 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds 6 to 11 mph.
Mixing height.......4400-4900 ft AGL near Lake Michigan and
5500-6000 ft AGL Inland.
Transport winds.....West around 15 mph.
Smoke dispersal.....1060-1130 (excellent).
Pcpn Amount.........None.
$$
MIZ040-046-051000-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
335 PM EDT Thu Sep 4 2025
.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) until 2 AM, then
mostly cloudy (80-90 percent). Chance of rain
showers after 2 AM.
Chance of pcpn......50 percent overnight.
Min temperature.....44-49.
24 hr trend......5 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 7 to 12 mph. Gusts up to 24 mph
overnight.
Mixing height.......900-1400 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....140-210 (fair).
Pcpn Amount.........None to 0.14 in.
.FRIDAY...
Sky/weather.........Partly sunny (55-65 percent). Chance of rain
showers until 2 PM.
Chance of pcpn......30 percent until midday.
Max temperature.....60-65.
24 hr trend......1 degree warmer.
Min humidity........49-54 percent.
24 hr trend......10 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 33
mph.
Mixing height.......5200-5700 ft AGL.
Transport winds.....West 30 to 35 mph.
Smoke dispersal.....1690-1760 (excellent).
Pcpn Amount.........none to 0.03 in.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....40-45.
24 hr trend......3 degrees cooler.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 5 to 10 mph.
Mixing height.......3200-3700 ft AGL.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....840 (excellent) decreasing to 200 (fair)
overnight.
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent).
Max temperature.....60-65.
24 hr trend......1 degree cooler.
Min humidity........45-50 percent.
24 hr trend......2 percent drier.
20-foot winds.......West winds 7 to 12 mph.
Mixing height.......5400-5900 ft AGL.
Transport winds.....West around 15 mph.
Smoke dispersal.....1080 (excellent).
Pcpn Amount.........None.
$$
MIZ050-056-064-071-051000-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
335 PM EDT Thu Sep 4 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50 percent) until 5 AM, then
mostly cloudy (75-85 percent). Chance of rain
showers after 2 AM.
Chance of pcpn......40 percent overnight.
Min temperature.....49-54.
24 hr trend......3 degrees warmer.
Max humidity........85-90 percent.
24 hr trend......23 percent drier.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 27 mph
overnight.
Mixing height.......3000-3500 ft AGL near Lake Michigan and
2200-2700 ft AGL Inland.
Transport winds.....South around 10 mph increasing to around 20 mph
overnight.
Smoke dispersal.....160 (fair) increasing to 800 (excellent)
overnight.
Pcpn Amount.........None to 0.22 in.
.FRIDAY...
Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....62-67.
24 hr trend......Unchanged.
Min humidity........51-56 percent.
24 hr trend......7 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 32
mph.
Mixing height.......5100-5600 ft AGL.
Transport winds.....West 25 to 30 mph.
Smoke dispersal.....1400-1480 (excellent).
Pcpn Amount.........none to 0.05 in.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (50-60 percent).
Min temperature.....46-51.
24 hr trend......1 degree cooler.
Max humidity........69-74 percent near Lake Michigan and 81-86
percent Inland.
24 hr trend......12 percent drier near Lake Michigan and 3
percent wetter Inland.
20-foot winds.......West winds 5 to 10 mph.
Mixing height.......5000-5500 ft AGL near Lake Michigan and
3600-4100 ft AGL Inland.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....550-950 (good to excellent).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Partly sunny (45-55 percent).
Max temperature.....61-66.
24 hr trend......Unchanged.
Min humidity........49-54 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 7 to 12 mph. Gusts up to 20 mph in
the afternoon.
Mixing height.......4900-5400 ft AGL near Lake Michigan and
6200-6700 ft AGL Inland.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....1320-1540 (excellent).
Pcpn Amount.........None.
$$
MIZ051-052-057>059-051000-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
335 PM EDT Thu Sep 4 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50 percent) until 5 AM, then
mostly cloudy (70-80 percent). Chance of rain
showers after 2 AM.
Chance of pcpn......30 percent overnight.
Min temperature.....47-52.
24 hr trend......3 degrees warmer.
Max humidity........85-90 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 25 mph
overnight.
Mixing height.......1000-1500 ft AGL.
Transport winds.....Southwest around 10 mph increasing to south
around 20 mph overnight.
Smoke dispersal.....70-350 (poor to good).
Pcpn Amount.........none to 0.05 in.
.FRIDAY...
Sky/weather.........Partly sunny (50-60 percent).
Max temperature.....62-67.
24 hr trend......Unchanged.
Min humidity........52-57 percent.
24 hr trend......10 percent wetter.
20-foot winds.......West winds 17 to 22 mph with gusts to around 34
mph.
Mixing height.......5200-5700 ft AGL.
Transport winds.....West 30 to 35 mph.
Smoke dispersal.....1690-1920 (excellent).
Pcpn Amount.........none to 0.04 in.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....42-47.
24 hr trend......3 degrees cooler.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......West winds 5 to 10 mph.
Mixing height.......2400-2900 ft AGL.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....80-480 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Partly sunny (45-55 percent).
Max temperature.....61-66.
24 hr trend......Unchanged.
Min humidity........48-53 percent.
24 hr trend......7 percent drier.
20-foot winds.......West winds 8 to 13 mph.
Mixing height.......5900-6400 ft AGL.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....1350-1360 (excellent).
Pcpn Amount.........None.
$$
MIZ065>067-072>074-051000-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
335 PM EDT Thu Sep 4 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....47-52.
24 hr trend......Unchanged.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 6 to 11 mph. Gusts up to 22 mph
overnight.
Mixing height.......1700-2200 ft AGL.
Transport winds.....Southwest around 10 mph increasing to south
around 20 mph overnight.
Smoke dispersal.....60-370 (poor to good).
Pcpn Amount.........None.
.FRIDAY...
Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....67-72.
24 hr trend......3 degrees warmer.
Min humidity........52-57 percent.
24 hr trend......4 percent wetter.
20-foot winds.......West winds 15 to 20 mph with gusts to around 33
mph.
Mixing height.......4900-5400 ft AGL.
Transport winds.....Southwest around 35 mph becoming west around 25
mph in the afternoon.
Smoke dispersal.....1700-1930 (excellent).
Pcpn Amount.........None.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (50-60 percent).
Min temperature.....Around 45.
24 hr trend......3 degrees cooler.
Max humidity........88-93 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 9 mph.
Mixing height.......3000-3500 ft AGL decreasing to 100-600 ft AGL
overnight.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....50-520 (poor to good).
Pcpn Amount.........None.
.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent).
Max temperature.....Around 64.
24 hr trend......4 degrees cooler.
Min humidity........48-53 percent.
24 hr trend......2 percent drier.
20-foot winds.......West winds 7 to 12 mph. Gusts up to 20 mph in
the afternoon.
Mixing height.......6600-7100 ft AGL.
Transport winds.....West around 20 mph.
Smoke dispersal.....1510-1580 (excellent).
Pcpn Amount.........None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. West winds
5 to 6 mph in the evening becoming light.
.SUNDAY...Mostly sunny. Highs in the lower 60s. Northwest winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest winds
5 to 6 mph in the evening becoming light.
.MONDAY...Sunny. Highs in the upper 60s. West winds 5 to 9 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Light winds
becoming south 5 to 6 mph overnight.
.TUESDAY...Mostly sunny. Highs in the lower 70s. South winds 5 to
9 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.WEDNESDAY...Partly sunny. Highs in the mid 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Mostly sunny. Highs in the mid 70s.
$$