Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI

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416
FNUS53 KGRR 171938
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
338 PM EDT Tue Jun 17 2025

...Isolated Storms Tonight, More Widespread Wednesday...

.DISCUSSION...
The vast majority of west Michigan should stay dry this
afternoon into tonight, however isolated storms cannot be
ruled out this evening mainly south of I96. More widespread
showers and storms are expected Wednesday. Strong winds and
areas of rainfall in excess of 1 inch are likely as these
storms move through. Conditions then dry out for Thursday
with gusts to 20-25 mph.

MIZ037>039-043>045-180815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
338 PM EDT Tue Jun 17 2025

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 2 AM, then
                    mostly cloudy (80-90 percent). Chance of
                    showers and a slight chance of thunderstorms
                    after 11 PM.
Chance of pcpn......40 percent after midnight.
Min temperature.....58-63.
   24 hr trend......1 degree cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds.
Mixing height.......Near Lake Michigan, 500-1000 ft AGL.
Mixing height.......Inland, 2600-3100 ft AGL decreasing to 400-900
                    ft AGL overnight.
Transport winds.....Northwest around 5 mph shifting to the east
                    overnight.
Smoke dispersal.....100-390 (poor to good).
Pcpn Amount.........0.04-0.33 in.

.WEDNESDAY...
Sky/weather.........Cloudy (85-95 percent). Showers. Chance of
                    thunderstorms after 11 AM.
Chance of pcpn......90 percent.
Max temperature.....73-78.
   24 hr trend......10 degrees cooler.
Min humidity........68-73 percent.
   24 hr trend......30 percent wetter.
20-foot winds.......Southeast winds 5 to 10 mph.
Mixing height.......1400-1900 ft AGL near Lake Michigan and
                    2400-2900 ft AGL Inland.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....210-320 (fair to good).
Pcpn Amount.........0.41-1.59 in.

.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent). Thunderstorms
                    likely until 11 PM. Rain showers likely until 2
                    AM. Chance of rain showers after 2 AM.
Chance of pcpn......70 percent.
Min temperature.....Around 57.
   24 hr trend......7 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 9 mph shifting to the
                    northwest around 8 mph overnight.
Mixing height.......1200-1700 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....240-270 (fair).
Pcpn Amount.........0.16-0.64 in.

.JUNETEENTH...
Sky/weather.........Partly sunny (45-55 percent) until 2 PM, then
                    sunny (15-25 percent).
Max temperature.....73-78.
   24 hr trend......3 degrees warmer.
Min humidity........59-64 percent near Lake Michigan and 48-53
                    percent Inland.
   24 hr trend......16 percent drier near Lake Michigan and 19
                    percent drier Inland.
20-foot winds.......Northwest winds 5 to 10 mph.
Mixing height.......1100-1600 ft AGL near Lake Michigan and
                    4000-4500 ft AGL Inland.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....490-800 (good to excellent).
Pcpn Amount.........None.


$$

MIZ040-046-180815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
338 PM EDT Tue Jun 17 2025

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 2 AM, then
                    mostly cloudy (75-85 percent). Chance of
                    showers and a slight chance of thunderstorms
                    after 11 PM.
Chance of pcpn......40 percent after midnight.
Min temperature.....59-64.
   24 hr trend......2 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northwest winds around 5 mph in the evening
                    becoming light.
Mixing height.......2800-3300 ft AGL decreasing to 500-1000 ft AGL
                    overnight.
Transport winds.....Northwest around 10 mph shifting to the east
                    overnight.
Smoke dispersal.....100-440 (poor to good).
Pcpn Amount.........0.03-0.31 in.

.WEDNESDAY...
Sky/weather.........Cloudy (85-95 percent). Showers. Chance of
                    thunderstorms after 11 AM.
Chance of pcpn......90 percent.
Max temperature.....Around 75.
   24 hr trend......13 degrees cooler.
Min humidity........71-76 percent.
   24 hr trend......35 percent wetter.
20-foot winds.......East winds 6 to 11 mph.
Mixing height.......2700-3200 ft AGL.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....210-440 (fair to good).
Pcpn Amount.........0.72-2.91 in.

.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent). Thunderstorms
                    likely until 11 PM. Rain showers until 2 AM.
                    Chance of rain showers after 2 AM.
Chance of pcpn......80 percent.
Min temperature.....Around 58.
   24 hr trend......5 degrees cooler.
Max humidity........98 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 10 mph shifting to the
                    northwest around 9 mph overnight.
Mixing height.......1100-1600 ft AGL.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....230-320 (fair to good).
Pcpn Amount.........0.22-0.58 in.

.JUNETEENTH...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 79.
   24 hr trend......4 degrees warmer.
Min humidity........49-54 percent.
   24 hr trend......27 percent drier.
20-foot winds.......Northwest winds 7 to 12 mph.
Mixing height.......2900-3400 ft AGL increasing to 5100-5600 ft AGL
                    in the afternoon.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....510-990 (good to excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-180815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
338 PM EDT Tue Jun 17 2025

.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent) until 11 PM, then
                    mostly cloudy (70-80 percent). Chance of
                    showers and thunderstorms.
Chance of pcpn......50 percent.
Min temperature.....61-66.
   24 hr trend......1 degree warmer.
Max humidity........92-97 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 8 mph.
Mixing height.......Near Lake Michigan, 200-700 ft AGL.
Mixing height.......Inland, 2600-3100 ft AGL decreasing to 500-1000
                    ft AGL overnight.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....60-230 (poor to fair).
Pcpn Amount.........0.02-0.37 in.

.WEDNESDAY...
Sky/weather.........Mostly cloudy (80-90 percent). Showers and a
                    chance of thunderstorms.
Chance of pcpn......90 percent.
Max temperature.....78-83.
   24 hr trend......6 degrees cooler.
Min humidity........67-72 percent.
   24 hr trend......21 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......2000-2500 ft AGL near Lake Michigan and
                    3500-4000 ft AGL Inland.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....530-870 (good to excellent).
Pcpn Amount.........0.43-2.23 in.

.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent). Thunderstorms
                    likely until 11 PM. Rain showers likely until 2
                    AM, then a chance of rain showers.
Chance of pcpn......60 percent.
Min temperature.....Around 59.
   24 hr trend......7 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds 7 to 12 mph.
Mixing height.......1300-1800 ft AGL.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....170-360 (fair to good).
Pcpn Amount.........0.02-0.36 in.

.JUNETEENTH...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....73-78.
   24 hr trend......6 degrees cooler.
Min humidity........58-63 percent.
   24 hr trend......7 percent drier.
20-foot winds.......West winds 6 to 11 mph.
Mixing height.......1600-2100 ft AGL near Lake Michigan and
                    4200-4700 ft AGL Inland.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....530-720 (good to excellent).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-180815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
338 PM EDT Tue Jun 17 2025

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 5 AM, then
                    mostly cloudy (70-80 percent). Chance of
                    showers and thunderstorms.
Chance of pcpn......40 percent.
Min temperature.....64-69.
   24 hr trend......2 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds around 5 mph in the evening becoming
                    light.
Mixing height.......2900-3400 ft AGL decreasing to 500-1000 ft AGL
                    overnight.
Transport winds.....West around 10 mph shifting to the east
                    overnight.
Smoke dispersal.....100-410 (poor to good).
Pcpn Amount.........0.01-0.31 in.

.WEDNESDAY...
Sky/weather.........Mostly cloudy (80-90 percent). Showers and a
                    chance of thunderstorms.
Chance of pcpn......90 percent.
Max temperature.....77-82.
   24 hr trend......7 degrees cooler.
Min humidity........67-72 percent.
   24 hr trend......28 percent wetter.
20-foot winds.......South winds 6 to 11 mph.
Mixing height.......3800-4300 ft AGL.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....380-570 (good).
Pcpn Amount.........0.67-2.93 in.

.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent). Thunderstorms
                    likely until 11 PM. Showers likely until 2 AM.
                    Chance of showers after 2 AM.
Chance of pcpn......70 percent.
Min temperature.....Around 60.
   24 hr trend......7 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 11 mph shifting to the
                    northwest around 10 mph overnight.
Mixing height.......1200-1700 ft AGL.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....220-310 (fair to good).
Pcpn Amount.........0.04-0.37 in.

.JUNETEENTH...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 78.
   24 hr trend......3 degrees cooler.
Min humidity........50-55 percent.
   24 hr trend......22 percent drier.
20-foot winds.......Northwest winds 9 to 14 mph.
Mixing height.......4400-4900 ft AGL.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....600-860 (excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-180815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
338 PM EDT Tue Jun 17 2025

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent). Chance of
                    showers and thunderstorms.
Chance of pcpn......30 percent.
Min temperature.....Around 68.
   24 hr trend......4 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 6 mph in the evening
                    becoming light.
Mixing height.......2400-2900 ft AGL decreasing to 400-900 ft AGL
                    overnight.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....60-260 (poor to fair).
Pcpn Amount.........None to 0.21 in.

.WEDNESDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Showers and a
                    chance of thunderstorms.
Chance of pcpn......90 percent.
Max temperature.....Around 83.
   24 hr trend......5 degrees cooler.
Min humidity........67-72 percent.
   24 hr trend......16 percent wetter.
20-foot winds.......South winds 8 to 13 mph. Gusts up to 22 mph in
                    the afternoon.
Mixing height.......3900-4400 ft AGL.
Transport winds.....Southwest around 10 mph increasing to south
                    around 20 mph in the afternoon.
Smoke dispersal.....610-880 (excellent).
Pcpn Amount.........0.63-2.22 in.

.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (75-85 percent). Thunderstorms
                    likely until 11 PM. Showers likely until 2 AM.
                    Chance of showers after 2 AM.
Chance of pcpn......60 percent.
Min temperature.....Around 61.
   24 hr trend......7 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds 9 to 14 mph. Gusts up to 24 mph in
                    the evening.
Mixing height.......1500-2000 ft AGL.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....250-470 (fair to good).
Pcpn Amount.........0.04-0.37 in.

.JUNETEENTH...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 77.
   24 hr trend......4 degrees cooler.
Min humidity........52-57 percent.
   24 hr trend......11 percent drier.
20-foot winds.......Northwest winds 7 to 12 mph.
Mixing height.......5000-5500 ft AGL.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....680-1000 (excellent).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.THURSDAY NIGHT...Mostly clear. Lows in the upper 50s. Southwest
winds 5 to 9 mph.
.FRIDAY...Mostly sunny. Highs in the lower 80s. Southwest winds 5 to
10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds 5 to 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 90s. Southwest winds
9 to 14 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Southwest
winds 6 to 11 mph.
.SUNDAY...Sunny. Highs in the mid 90s. Southwest winds 8 to 13 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 70s.
.MONDAY...Sunny. Highs in the lower 90s.
.MONDAY NIGHT...Mostly clear. Lows in the lower 70s.
.TUESDAY...Mostly sunny. Chance of showers in the afternoon. Highs
around 90.

$$