Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
798
FNUS53 KGRR 281829
FWFGRR
Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
229 PM EDT Mon Sep 28 2026
...Rain Arriving Wednesday...
.DISCUSSION...
A cold front will slowly sag across Lower Michigan this week,
with rain arriving Wednesday and lingering into Friday.
MIZ037>039-043>045-290815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
229 PM EDT Mon Sep 28 2026
.TONIGHT...
Sky/weather.........Mostly clear (20-30 percent). Patchy fog after
4 AM.
Min temperature.....43-48.
24 hr trend......3 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......Near Lake Michigan, 800-1300 ft AGL.
Mixing height.......Inland, 3300-3800 ft AGL decreasing to 0-400 ft
AGL after midnight.
Transport winds.....North around 10 mph shifting to the east after
midnight.
Smoke dispersal.....30-360 (poor to good).
Pcpn Amount.........None.
.TUESDAY...
Sky/weather.........Partly sunny (45-55 percent) until 12 PM, then
mostly sunny (25-35 percent). Patchy fog until
9 AM.
Max temperature.....70-75.
24 hr trend......2 degrees cooler.
Min humidity........68-73 percent near Lake Michigan and 50-55
percent Inland.
24 hr trend......8 percent wetter near Lake Michigan and 2
percent wetter Inland.
20-foot winds.......Light winds becoming southwest around 7 mph in
the afternoon.
Mixing height.......Near Lake Michigan, 1800-2300 ft AGL.
Mixing height.......Inland, 600-1100 ft AGL increasing to 3500-4000
ft AGL in the afternoon.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....60-450 (poor to good).
Pcpn Amount.........None.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 9 PM, then
mostly cloudy (75-85 percent).
Min temperature.....55-60.
24 hr trend......11 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 8 mph.
Mixing height.......1100-1600 ft AGL near Lake Michigan and
2000-2500 ft AGL Inland.
Transport winds.....South around 10 mph.
Smoke dispersal.....70-320 (poor to good).
Pcpn Amount.........none to 0.09 in.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
showers after 7 AM.
Chance of pcpn......50 percent.
Max temperature.....67-72.
24 hr trend......4 degrees cooler.
Min humidity........78-83 percent near Lake Michigan and 68-73
percent Inland.
24 hr trend......5 percent wetter near Lake Michigan and 19
percent wetter Inland.
20-foot winds.......South winds 7 to 12 mph. Gusts up to 22 mph in
the afternoon.
Mixing height.......1100-1600 ft AGL near Lake Michigan and
2000-2500 ft AGL Inland.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....260-420 (fair to good).
Pcpn Amount.........0.01-0.25 in.
$$
MIZ040-046-290815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
229 PM EDT Mon Sep 28 2026
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of fog
after 4 AM.
Min temperature.....42-47.
24 hr trend......5 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......North winds up to 5 mph.
Mixing height.......4000-4500 ft AGL decreasing to 0-400 ft AGL
after midnight.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....30-400 (poor to good).
Pcpn Amount.........None.
.TUESDAY...
Sky/weather.........Mostly sunny (30-40 percent). Areas of fog
until 9 AM.
Max temperature.....Around 76.
24 hr trend......Unchanged.
Min humidity........40-45 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southwest around 6 mph in
the afternoon.
Mixing height.......900-1400 ft AGL increasing to 4500-5000 ft AGL
in the afternoon.
Transport winds.....Southeast around 5 mph shifting to the
southwest in the afternoon.
Smoke dispersal.....70-500 (poor to good).
Pcpn Amount.........None.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (55-65 percent) until 12 AM, then
mostly cloudy (70-80 percent).
Min temperature.....Around 55.
24 hr trend......9 degrees warmer.
Max humidity........95-100 percent.
24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 6 mph.
Mixing height.......3300-3800 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....50-370 (poor to good).
Pcpn Amount.........none to 0.03 in.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
showers after 7 AM.
Chance of pcpn......40 percent.
Max temperature.....69-74.
24 hr trend......5 degrees cooler.
Min humidity........53-58 percent.
24 hr trend......18 percent wetter.
20-foot winds.......Southwest winds 6 to 11 mph. Gusts up to 20 mph
in the afternoon.
Mixing height.......2600-3100 ft AGL.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....310-530 (good).
Pcpn Amount.........none to 0.05 in.
$$
MIZ050-056-064-071-290815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
229 PM EDT Mon Sep 28 2026
.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Patchy fog after
4 AM.
Min temperature.....Around 50.
24 hr trend......5 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......Near Lake Michigan, 900-1400 ft AGL.
Mixing height.......Inland, 3100-3600 ft AGL decreasing to 0-400 ft
AGL after midnight.
Transport winds.....Northwest around 5 mph shifting to the
southwest after midnight.
Smoke dispersal.....30-230 (poor to fair).
Pcpn Amount.........None.
.TUESDAY...
Sky/weather.........Mostly sunny (30-40 percent). Patchy fog until
9 AM.
Max temperature.....70-75.
24 hr trend......Unchanged.
Min humidity........64-69 percent near Lake Michigan and 55-60
percent Inland.
24 hr trend......5 percent wetter near Lake Michigan and 2
percent wetter Inland.
20-foot winds.......Light winds becoming southwest around 6 mph in
the afternoon.
Mixing height.......Near Lake Michigan, 1600-2100 ft AGL.
Mixing height.......Inland, 900-1400 ft AGL increasing to 3600-4100
ft AGL in the afternoon.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....70-360 (poor to good).
Pcpn Amount.........None.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (55-65 percent) until 12 AM, then
mostly cloudy (70-80 percent) until 3 AM, then
partly cloudy (55-65 percent).
Min temperature.....Around 59.
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, 500-1000 ft AGL.
Mixing height.......Inland, 2400-2900 ft AGL decreasing to 0-500 ft
AGL after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....70-250 (poor to fair).
Pcpn Amount.........none to 0.09 in.
.WEDNESDAY...
Sky/weather.........Partly sunny (65-75 percent) until 3 PM, then
cloudy (85-95 percent). Chance of rain showers
after 7 AM.
Chance of pcpn......40 percent.
Max temperature.....70-75.
24 hr trend......Unchanged.
Min humidity........61-66 percent.
24 hr trend......5 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......1200-1700 ft AGL near Lake Michigan and
2200-2700 ft AGL Inland.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....240-350 (fair to good).
Pcpn Amount.........0.01-0.19 in.
$$
MIZ051-052-057>059-290815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
229 PM EDT Mon Sep 28 2026
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Patchy fog after 4
AM.
Min temperature.....Around 49.
24 hr trend......3 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......4100-4600 ft AGL decreasing to 0-400 ft AGL
after midnight.
Transport winds.....Northwest around 5 mph shifting to the east
after midnight.
Smoke dispersal.....30-380 (poor to good).
Pcpn Amount.........None.
.TUESDAY...
Sky/weather.........Mostly sunny (25-35 percent). Patchy fog until
9 AM.
Max temperature.....73-78.
24 hr trend......Unchanged.
Min humidity........43-48 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Light winds becoming southwest around 6 mph in
the afternoon.
Mixing height.......1100-1600 ft AGL increasing to 4400-4900 ft AGL
in the afternoon.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....70-480 (poor to good).
Pcpn Amount.........None.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (55-65 percent).
Min temperature.....Around 57.
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.......3300-3800 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....60-350 (poor to good).
Pcpn Amount.........none to 0.02 in.
.WEDNESDAY...
Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain
showers after 7 AM.
Chance of pcpn......40 percent.
Max temperature.....70-75.
24 hr trend......1 degree cooler.
Min humidity........53-58 percent.
24 hr trend......5 percent wetter.
20-foot winds.......South winds 6 to 11 mph. Gusts up to 21 mph in
the afternoon.
Mixing height.......2700-3200 ft AGL.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....290-530 (fair to good).
Pcpn Amount.........none to 0.07 in.
$$
MIZ065>067-072>074-290815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
229 PM EDT Mon Sep 28 2026
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Patchy fog after 4
AM.
Min temperature.....Around 49.
24 hr trend......4 degrees warmer.
Max humidity........100 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......3500-4000 ft AGL decreasing to 0-500 ft AGL
after midnight.
Transport winds.....Northwest around 5 mph shifting to the west
after midnight.
Smoke dispersal.....30-310 (poor to good).
Pcpn Amount.........None.
.TUESDAY...
Sky/weather.........Sunny (15-25 percent). Patchy fog until 9 AM.
Max temperature.....Around 75.
24 hr trend......2 degrees warmer.
Min humidity........46-51 percent.
24 hr trend......2 percent wetter.
20-foot winds.......Light winds becoming southwest around 5 mph in
the afternoon.
Mixing height.......1500-2000 ft AGL increasing to 4200-4700 ft AGL
in the afternoon.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....90-400 (poor to good).
Pcpn Amount.........None.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....54-59.
24 hr trend......8 degrees warmer.
Max humidity........91-96 percent.
24 hr trend......Unchanged.
20-foot winds.......Light winds becoming south around 5 mph after
midnight.
Mixing height.......3100-3600 ft AGL decreasing to 100-600 ft AGL
after midnight.
Transport winds.....South around 10 mph.
Smoke dispersal.....60-310 (poor to good).
Pcpn Amount.........None.
.WEDNESDAY...
Sky/weather.........Partly sunny (60-70 percent).
Max temperature.....Around 74.
24 hr trend......Unchanged.
Min humidity........51-56 percent.
24 hr trend......4 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......2500-3000 ft AGL.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....190-410 (fair to good).
Pcpn Amount.........none to 0.03 in.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Cloudy. Chance of showers in the evening, then
showers likely after midnight. Lows in the lower 60s. South winds
5 to 10 mph.
.THURSDAY...Mostly cloudy with a slight chance of thunderstorms.
Showers likely. Highs in the lower 70s. Southwest winds 5 to 10 mph.
.THURSDAY NIGHT...Cooler. Mostly cloudy. Showers likely in the
evening, then a chance of showers after midnight. Lows in the upper
40s. North winds 5 to 9 mph.
.FRIDAY...Partly sunny with a chance of showers. Highs in the mid
60s. North winds 5 to 9 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast
winds 5 to 6 mph.
.SATURDAY...Mostly sunny. Highs in the mid 60s. East winds 5 to
9 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s.
.SUNDAY...Partly sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Mostly clear. Lows around 40.
.MONDAY...Sunny. Highs around 60.
$$