609
FNUS53 KGRR 270751
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
351 AM EDT FRI MAR 27 2026
..DRY THROUGH THE WEEKEND
DISCUSSION
OUTSIDE OF SOME LIGHT SNOW TONIGHT, DRY CONDITIONS ARE EXPECTED
THROUGH THE WEEKEND. MINIMUM RELATIVE HUMIDITY VALUES THIS AFTERNOON
ARE EXPECTED TO DROP INTO THE LOW 30S WITH THE POTENTIAL TO BRIEFLY
DIP INTO THE 20S. NORTHEAST WINDS SHIFT TO THE NORTHWEST THIS
AFTERNOON WITH GUSTS AROUND 20 MPH. TOMORROW MINIMUM RELATIVE
HUMIDITY VALUES WILL BE IN THE LOW TO MID 30S WITH WINDS SHIFTING TO
THE SOUTHWEST WITH GUSTS AROUND 20 MPH SATURDAY AFTERNOON. EXPECT
SIMILAR CONDITIONS FOR SUNDAY.
MIZ037>039-043>045-272015-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
351 AM EDT FRI MAR 27 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....33-38.
24 HR TREND......18 DEGREES COOLER.
MIN HUMIDITY........45-50 PERCENT NEAR LAKE MICHIGAN AND 30-35
PERCENT INLAND.
24 HR TREND......26 PERCENT DRIER NEAR LAKE MICHIGAN AND 31
PERCENT DRIER INLAND.
20-FOOT WINDS.......NORTH WINDS 5 TO 9 MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 3300-3800 FT AGL.
MIXING HEIGHT.......INLAND, 2900-3400 FT AGL INCREASING TO
5000-5500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
SMOKE DISPERSAL.....490 (GOOD) INCREASING TO 1110 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). CHANCE OF SNOW
SHOWERS AFTER 8 PM UNTIL 2 AM.
CHANCE OF PCPN......40 PERCENT UNTIL EARLY MORNING.
MIN TEMPERATURE.....16-21.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........76-81 PERCENT.
24 HR TREND......21 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 4100-4600 FT AGL.
MIXING HEIGHT.......INLAND, 4300-4800 FT AGL DECREASING TO
2100-2600 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....630-890 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.04 IN.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....36-41.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........38-43 PERCENT NEAR LAKE MICHIGAN AND 30-35
PERCENT INLAND.
24 HR TREND......9 PERCENT DRIER NEAR LAKE MICHIGAN AND 1
PERCENT DRIER INLAND.
20-FOOT WINDS.......WEST WINDS 6 TO 11 MPH. GUSTS UP TO 21 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3900-4400 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
SMOKE DISPERSAL.....590-790 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ040-046-272015-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
351 AM EDT FRI MAR 27 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....35-40.
24 HR TREND......15 DEGREES COOLER.
MIN HUMIDITY........30-35 PERCENT.
24 HR TREND......26 PERCENT DRIER.
20-FOOT WINDS.......NORTH WINDS 5 TO 8 MPH.
MIXING HEIGHT.......2800-3300 FT AGL INCREASING TO 6600-7100 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
SMOKE DISPERSAL.....500 (GOOD) INCREASING TO 1200 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF SNOW
SHOWERS AFTER 8 PM UNTIL 2 AM.
CHANCE OF PCPN......30 PERCENT UNTIL EARLY MORNING.
MIN TEMPERATURE.....16-21.
24 HR TREND......4 DEGREES COOLER.
MAX HUMIDITY........72-77 PERCENT.
24 HR TREND......25 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......5300-5800 FT AGL DECREASING TO 2700-3200 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....600-1020 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.02 IN.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....38-43.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........28-33 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 6 TO 11 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4200-4700 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
SMOKE DISPERSAL.....680-870 (EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ050-056-064-071-272015-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
351 AM EDT FRI MAR 27 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....36-41.
24 HR TREND......31 DEGREES COOLER.
MIN HUMIDITY........42-47 PERCENT NEAR LAKE MICHIGAN AND 34-39
PERCENT INLAND.
24 HR TREND......15 PERCENT DRIER NEAR LAKE MICHIGAN AND 22
PERCENT DRIER INLAND.
20-FOOT WINDS.......NORTH WINDS 6 TO 11 MPH.
MIXING HEIGHT.......3500-4000 FT AGL NEAR LAKE MICHIGAN AND
4700-5200 FT AGL INLAND.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
SMOKE DISPERSAL.....520-1030 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....22-27.
24 HR TREND......4 DEGREES COOLER.
MAX HUMIDITY........70-75 PERCENT.
24 HR TREND......25 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......3400-3900 FT AGL NEAR LAKE MICHIGAN AND
3800-4300 FT AGL INLAND.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....840-970 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.02 IN.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....41-46.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........32-37 PERCENT.
24 HR TREND......4 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST AROUND 10 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3600-4100 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
SMOKE DISPERSAL.....580-640 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ051-052-057>059-272015-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
351 AM EDT FRI MAR 27 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 39.
24 HR TREND......25 DEGREES COOLER.
MIN HUMIDITY........29-34 PERCENT.
24 HR TREND......24 PERCENT DRIER.
20-FOOT WINDS.......NORTH WINDS 6 TO 11 MPH.
MIXING HEIGHT.......2900-3400 FT AGL INCREASING TO 6700-7200 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
SMOKE DISPERSAL.....660 (EXCELLENT) INCREASING TO 1240 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SLIGHT CHANCE OF
SNOW SHOWERS AFTER 9 PM UNTIL 2 AM.
CHANCE OF PCPN......20 PERCENT IN THE LATE EVENING AND EARLY
MORNING.
MIN TEMPERATURE.....AROUND 22.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........73-78 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......5700-6200 FT AGL DECREASING TO 2600-3100 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....670-1100 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.02 IN.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....39-44.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........31-36 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 7 TO 12 MPH.
MIXING HEIGHT.......3900-4400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....590-840 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ065>067-072>074-272015-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
351 AM EDT FRI MAR 27 2026
TODAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 40.
24 HR TREND......31 DEGREES COOLER.
MIN HUMIDITY........34-39 PERCENT.
24 HR TREND......21 PERCENT DRIER.
20-FOOT WINDS.......NORTH WINDS 7 TO 12 MPH.
MIXING HEIGHT.......2700-3200 FT AGL INCREASING TO 5800-6300 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH AROUND 15 MPH.
SMOKE DISPERSAL.....620-1180 (EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 23.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........76-81 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......5600-6100 FT AGL DECREASING TO 3500-4000 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH INCREASING TO AROUND 25
MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....1000-1160 (EXCELLENT).
PCPN AMOUNT.........NONE.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 44.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........30-35 PERCENT.
24 HR TREND......7 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH SHIFTING TO THE
WEST AROUND 9 MPH IN THE AFTERNOON.
MIXING HEIGHT.......4000-4500 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....720-790 (EXCELLENT).
PCPN AMOUNT.........NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 50S. SOUTHWEST WINDS 7 TO
12 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. SOUTHWEST WINDS 5 TO
10 MPH.
MONDAY
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 40S. SOUTHEAST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER
60S. SOUTH WINDS 7 TO 12 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 40S.
WEDNESDAY
COOLER. MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
COLDER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 30S.
THURSDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND LIGHT
FREEZING RAIN. HIGHS IN THE UPPER 40S.
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