440
FNUS53 KGRR 261953
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
353 PM EDT Sat Apr 26 2025

...Remaining Dry through Monday...

.DISCUSSION...
High pressure settles overhead tonight into Sunday then pulls
away on Monday. Frosty conditions tonight are followed by highs
Sunday in the 60s, lighter winds, and min RHs of 25 to 30 percent.
Warmer for Monday with highs in the 70s and increasing southerly
winds. Showers and storms arrive for Monday night ahead of a
cold front.

MIZ037>039-043>045-270815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
353 PM EDT Sat Apr 26 2025

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of frost
                    after 12 AM until 3 AM, then widespread frost.
Min temperature.....28-33.
   24 hr trend......11 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds 5 to 6 mph.
Mixing height.......Near Lake Michigan, 1400-1900 ft AGL.
Mixing height.......Inland, 2300-2800 ft AGL decreasing to 0-500 ft
                    AGL overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....30-430 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (40-50 percent). Areas of frost
                    until 9 AM.
Max temperature.....61-66.
   24 hr trend......10 degrees warmer.
Min humidity........36-41 percent near Lake Michigan and 25-30
                    percent Inland.
   24 hr trend......13 percent drier near Lake Michigan and 12
                    percent drier Inland.
20-foot winds.......Light winds becoming south around 5 mph in the
                    afternoon.
Mixing height.......2000-2500 ft AGL near Lake Michigan and
                    4200-4700 ft AGL Inland.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....240-510 (fair to good).
Pcpn Amount.........None.

.SUNDAY NIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....41-46.
   24 hr trend......16 degrees warmer.
Max humidity........69-74 percent.
   24 hr trend......21 percent drier.
20-foot winds.......Light winds becoming south around 6 mph
                    overnight.
Mixing height.......700-1200 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....70-100 (poor).
Pcpn Amount.........None.

.MONDAY...
Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....69-74.
   24 hr trend......8 degrees warmer.
Min humidity........35-40 percent.
   24 hr trend......10 percent wetter.
20-foot winds.......South winds 9 to 14 mph with gusts to around 26
                    mph.
Mixing height.......1900-2400 ft AGL near Lake Michigan and
                    3300-3800 ft AGL Inland.
Transport winds.....South 20 to 25 mph.
Smoke dispersal.....880-960 (excellent).
Pcpn Amount.........None.


$$

MIZ040-046-270815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
353 PM EDT Sat Apr 26 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent). Areas of frost
                    after 12 AM until 3 AM, then widespread frost.
Min temperature.....27-32.
   24 hr trend......10 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.......2200-2700 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....30-440 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (35-45 percent). Areas of frost
                    until 9 AM.
Max temperature.....Around 64.
   24 hr trend......10 degrees warmer.
Min humidity........24-29 percent.
   24 hr trend......16 percent drier.
20-foot winds.......Light winds.
Mixing height.......4300-4800 ft AGL.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....230-500 (fair to good).
Pcpn Amount.........None.

.SUNDAY NIGHT...
Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....Around 41.
   24 hr trend......10 degrees warmer.
Max humidity........68-73 percent.
   24 hr trend......24 percent drier.
20-foot winds.......South winds 5 to 6 mph.
Mixing height.......500-1000 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....60-70 (poor).
Pcpn Amount.........None.

.MONDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 72.
   24 hr trend......8 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 24 mph in
                    the afternoon.
Mixing height.......3400-3900 ft AGL.
Transport winds.....South 20 to 25 mph.
Smoke dispersal.....880-930 (excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-270815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
353 PM EDT Sat Apr 26 2025

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent). Areas of frost
                    after 4 AM.
Min temperature.....32-37.
   24 hr trend......7 degrees cooler.
Max humidity........87-92 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......Near Lake Michigan, 600-1100 ft AGL.
Mixing height.......Inland, 3600-4100 ft AGL decreasing to 0-500 ft
                    AGL overnight.
Transport winds.....North around 10 mph shifting to the northeast
                    overnight.
Smoke dispersal.....30-360 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (35-45 percent). Areas of frost
                    until 9 AM.
Max temperature.....61-66.
   24 hr trend......7 degrees warmer.
Min humidity........29-34 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Southeast winds 5 to 6 mph.
Mixing height.......2400-2900 ft AGL near Lake Michigan and
                    4300-4800 ft AGL Inland.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....250-530 (fair to good).
Pcpn Amount.........None.

.SUNDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....Around 46.
   24 hr trend......11 degrees warmer.
Max humidity........69-74 percent.
   24 hr trend......21 percent drier.
20-foot winds.......Light winds becoming southeast around 7 mph
                    overnight.
Mixing height.......600-1100 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....80-90 (poor).
Pcpn Amount.........None.

.MONDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....72-77.
   24 hr trend......10 degrees warmer.
Min humidity........35-40 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......South winds 9 to 14 mph with higher gusts.
Mixing height.......2200-2700 ft AGL near Lake Michigan and
                    3100-3600 ft AGL Inland.
Transport winds.....South 20 to 25 mph.
Smoke dispersal.....730-850 (excellent).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-270815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
353 PM EDT Sat Apr 26 2025

.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Areas of frost
                    after 3 AM.
Min temperature.....Around 34.
   24 hr trend......9 degrees cooler.
Max humidity........87-92 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 6 mph in the evening
                    becoming light.
Mixing height.......3400-3900 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....30-460 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (30-40 percent). Areas of frost
                    until 9 AM.
Max temperature.....Around 65.
   24 hr trend......8 degrees warmer.
Min humidity........28-33 percent.
   24 hr trend......13 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......4500-5000 ft AGL.
Transport winds.....Southeast around 5 mph.
Smoke dispersal.....220-420 (fair to good).
Pcpn Amount.........None.

.SUNDAY NIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....41-46.
   24 hr trend......9 degrees warmer.
Max humidity........66-71 percent.
   24 hr trend......24 percent drier.
20-foot winds.......South winds 5 to 9 mph.
Mixing height.......300-800 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....60-70 (poor).
Pcpn Amount.........None.

.MONDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 74.
   24 hr trend......8 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......South winds 11 to 16 mph with gusts to around
                    26 mph.
Mixing height.......3300-3800 ft AGL.
Transport winds.....South around 20 mph.
Smoke dispersal.....850-910 (excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-270815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
353 PM EDT Sat Apr 26 2025

.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Areas of frost
                    after 4 AM.
Min temperature.....Around 35.
   24 hr trend......10 degrees cooler.
Max humidity........91-96 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds 5 to 6 mph.
Mixing height.......3700-4200 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....30-310 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (20-30 percent).
Max temperature.....Around 66.
   24 hr trend......6 degrees warmer.
Min humidity........28-33 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......4300-4800 ft AGL.
Transport winds.....East around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....230-480 (fair to good).
Pcpn Amount.........None.

.SUNDAY NIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Min temperature.....41-46.
   24 hr trend......7 degrees warmer.
Max humidity........68-73 percent.
   24 hr trend......29 percent drier.
20-foot winds.......Southeast winds 5 to 8 mph.
Mixing height.......500-1000 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....70 (poor).
Pcpn Amount.........None.

.MONDAY...
Sky/weather.........Mostly sunny (20-30 percent).
Max temperature.....Around 74.
   24 hr trend......10 degrees warmer.
Min humidity........32-37 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......South winds 10 to 15 mph with higher gusts.
Mixing height.......3500-4000 ft AGL.
Transport winds.....South 20 to 25 mph.
Smoke dispersal.....760-930 (excellent).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.MONDAY NIGHT...Partly cloudy. Chance of showers and a slight chance
of thunderstorms in the evening, then showers likely and a chance of
thunderstorms overnight. Lows in the lower 60s. South winds 9 to
14 mph.
.TUESDAY...Chance of thunderstorms until midday. Partly sunny with a
chance of showers. Highs in the mid 70s. West winds 11 to 16 mph.
.TUESDAY NIGHT...Much colder. Partly cloudy. Areas of frost
overnight. Lows in the upper 30s. North winds 6 to 11 mph.
.WEDNESDAY...Cooler. Mostly sunny. Highs in the lower 60s. East
winds 5 to 9 mph.
.WEDNESDAY NIGHT...Partly cloudy. Chance of showers overnight. Lows
in the mid 40s. East winds 5 to 9 mph.
.THURSDAY...Mostly cloudy. Chance of showers until midday, then
showers likely in the afternoon. Highs in the lower 60s. Southeast
winds 5 to 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 40s.
.FRIDAY...Partly sunny with a chance of showers. Highs in the upper
50s.
.FRIDAY NIGHT...Colder. Partly cloudy. Lows in the mid 30s.
.SATURDAY...Mostly sunny. Highs in the mid 50s.

$$