756
FNUS53 KGRR 260803
FWFGRR

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

...Dry Weekend then Chances for Storms...

.DISCUSSION...

Breezy northerly winds are expected through the morning and afternoon
before becoming light and variable tonight. Minimum relative humidity
values will be in the 40s this afternoon. Sunday, mixing heights will
be slightly higher with light southeast to south winds and minimum
relative humidity values in the 30s. There is a 20 percent chance
minimum relative humidity values could drop below 30. Monday
southerly winds build into the region with similar relative humidity
values to Sunday. Monday night dew points quickly rise ahead of our
next round of rain and thunderstorms into Tuesday morning. A break in
the rain and storms is expected during the day Tuesday before another
round develops along the cold front Tuesday afternoon.


MIZ037>039-043>045-262030-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
403 AM EDT Sat Apr 26 2025

.TODAY...
Sky/weather.........Cloudy (85-95 percent) until 11 AM, then partly
                    sunny (60-70 percent) until 2 PM, then sunny
                    (5-15 percent).
Max temperature.....52-57.
   24 hr trend......21 degrees cooler.
Min humidity........54-59 percent near Lake Michigan and 38-43
                    percent Inland.
   24 hr trend......1 percent wetter near Lake Michigan and 2
                    percent drier Inland.
20-foot winds.......North winds 11 to 16 mph with higher gusts.
Mixing height.......2400-2900 ft AGL near Lake Michigan and
                    3900-4400 ft AGL Inland.
Transport winds.....North around 20 mph.
Smoke dispersal.....710-790 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent). Areas of frost
                    after 12 AM until 3 AM, then widespread frost.
Min temperature.....28-33.
   24 hr trend......8 degrees cooler.
Max humidity........91-96 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 5 mph in the evening
                    becoming light.
Mixing height.......Near Lake Michigan, 900-1400 ft AGL.
Mixing height.......Inland, 2100-2600 ft AGL decreasing to 0-500 ft
                    AGL overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....30-390 (poor to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (40-50 percent). Areas of frost
                    until 9 AM.
Max temperature.....60-65.
   24 hr trend......10 degrees warmer.
Min humidity........43-48 percent near Lake Michigan and 27-32
                    percent Inland.
   24 hr trend......6 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.......1900-2400 ft AGL near Lake Michigan and
                    4700-5200 ft AGL Inland.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....350-550 (good).
Pcpn Amount.........None.


$$

MIZ040-046-262030-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
403 AM EDT Sat Apr 26 2025

.TODAY...
Sky/weather.........Mostly cloudy (75-85 percent) until 2 PM, then
                    sunny (15-25 percent).
Max temperature.....Around 54.
   24 hr trend......20 degrees cooler.
Min humidity........43-48 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......North winds 11 to 16 mph with higher gusts.
Mixing height.......4500-5000 ft AGL.
Transport winds.....North around 20 mph.
Smoke dispersal.....830-940 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (0-10 percent). Areas of frost
                    after 1 AM until 4 AM, then widespread frost.
Min temperature.....27-32.
   24 hr trend......8 degrees cooler.
Max humidity........87-92 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northwest winds around 7 mph in the evening
                    becoming light.
Mixing height.......2300-2800 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....40-430 (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........27-32 percent.
   24 hr trend......13 percent drier.
20-foot winds.......Light winds becoming south around 5 mph in the
                    afternoon.
Mixing height.......4400-4900 ft AGL.
Transport winds.....East around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....260-480 (fair to good).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-262030-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
403 AM EDT Sat Apr 26 2025

.TODAY...
Sky/weather.........Cloudy (85-95 percent) until 11 AM, then partly
                    sunny (55-65 percent) until 2 PM, then sunny
                    (5-15 percent).
Max temperature.....55-60.
   24 hr trend......15 degrees cooler.
Min humidity........40-45 percent.
   24 hr trend......6 percent drier.
20-foot winds.......North winds 10 to 15 mph. Gusts up to 23 mph
                    until midday.
Mixing height.......3100-3600 ft AGL near Lake Michigan and
                    4700-5200 ft AGL Inland.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....700-840 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (0-10 percent). Areas of frost
                    after 3 AM.
Min temperature.....Around 35.
   24 hr trend......8 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 5 mph in the evening
                    becoming light.
Mixing height.......2100-2600 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....40-270 (poor to fair).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....62-67.
   24 hr trend......7 degrees warmer.
Min humidity........40-45 percent near Lake Michigan and 30-35
                    percent Inland.
   24 hr trend......20 percent drier near Lake Michigan and 11
                    percent drier Inland.
20-foot winds.......Light winds becoming south around 5 mph in the
                    afternoon.
Mixing height.......2900-3400 ft AGL near Lake Michigan and
                    4900-5400 ft AGL Inland.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....320-580 (good).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-262030-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
403 AM EDT Sat Apr 26 2025

.TODAY...
Sky/weather.........Cloudy (85-95 percent) until 11 AM, then partly
                    sunny (60-70 percent) until 2 PM, then sunny
                    (10-20 percent).
Max temperature.....Around 57.
   24 hr trend......18 degrees cooler.
Min humidity........40-45 percent.
   24 hr trend......6 percent drier.
20-foot winds.......North winds 12 to 17 mph.
Mixing height.......4900-5400 ft AGL.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....900-1000 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (0-10 percent). Areas of frost
                    after 3 AM.
Min temperature.....32-37.
   24 hr trend......9 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 6 mph in the evening
                    becoming light.
Mixing height.......2100-2600 ft AGL decreasing to 100-600 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....40-290 (poor to fair).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....Around 65.
   24 hr trend......7 degrees warmer.
Min humidity........30-35 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Light winds becoming south around 5 mph in the
                    afternoon.
Mixing height.......4800-5300 ft AGL.
Transport winds.....East around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....280-500 (fair to good).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-262030-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
403 AM EDT Sat Apr 26 2025

.TODAY...
Sky/weather.........Cloudy (85-95 percent) until 11 AM, then mostly
                    sunny (35-45 percent).
Max temperature.....Around 58.
   24 hr trend......19 degrees cooler.
Min humidity........39-44 percent.
   24 hr trend......12 percent drier.
20-foot winds.......North winds 11 to 16 mph. Gusts up to 24 mph
                    until midday.
Mixing height.......5100-5600 ft AGL.
Transport winds.....North around 20 mph.
Smoke dispersal.....860-1010 (excellent).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Clear (0-10 percent). Areas of frost after 5
                    AM.
Min temperature.....Around 36.
   24 hr trend......9 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 5 mph in the evening
                    becoming light.
Mixing height.......2400-2900 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North 5 to 10 mph.
Smoke dispersal.....40-270 (poor to fair).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Mostly sunny (20-30 percent).
Max temperature.....Around 65.
   24 hr trend......7 degrees warmer.
Min humidity........29-34 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......4900-5400 ft AGL.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....280-540 (fair to good).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southeast winds
5 to 9 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. South winds 7 to
12 mph.
.MONDAY NIGHT...Warmer. Partly cloudy with a chance of
thunderstorms. Chance of showers in the evening, then showers likely
overnight. Lows in the lower 60s. South winds 9 to 14 mph.
.TUESDAY...Partly sunny with a chance of showers and thunderstorms.
Highs in the lower 70s. West winds 11 to 16 mph.
.TUESDAY NIGHT...Much colder. Mostly clear. Areas of frost
overnight. Lows in the mid 30s. North winds 6 to 11 mph.
.WEDNESDAY...Cooler. Mostly sunny. Highs around 60. Northeast winds
5 to 7 mph shifting to the south in the afternoon.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.THURSDAY...Mostly cloudy. Chance of showers until midday, then
showers likely in the afternoon. Highs in the lower 60s.
.THURSDAY NIGHT...Mostly cloudy. Showers likely in the evening, then
a chance of showers overnight. Lows in the mid 40s.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the upper
50s.

$$