730
FNUS53 KGRR 071821
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
221 PM EDT SUN JUN 7 2026
..BECOMING MORE HUMID WITH THUNDERSTORMS
DISCUSSION
DRY CONDITIONS WILL CONTINUE THROUGH THE FIRST
PART OF MONDAY WILL LIKELY BE DRY, BUT THUNDERSTORM CHANCES
INCREASE THROUGH THE AFTERNOON AND EVENING BEFORE BECOMING
MORE WIDESPREAD OVERNIGHT INTO TUESDAY MORNING. ADDITIONAL
CHANCES FOR THUNDERSTORMS EXIST FOR WEDNESDAY AND THURSDAY.
DEWPOINTS WILL RISE THIS WEEK INTO THE 60S AND 70S WITH
MINIMUM RELATIVE HUMIDITY VALUES LARGELY IN THE 50S AND 60S.
MIZ037>039-043>045-080815-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
221 PM EDT SUN JUN 7 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....50-55.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 1700-2200 FT AGL.
MIXING HEIGHT.......INLAND, 5300-5800 FT AGL DECREASING TO 100-600
FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....EAST 10 TO 15 MPH.
SMOKE DISPERSAL.....90-470 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).
MAX TEMPERATURE.....88-93.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........34-39 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7 TO 12 MPH. GUSTS UP TO 21 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 1100-1600 FT AGL INCREASING
TO 3300-3800 FT AGL IN THE AFTERNOON.
MIXING HEIGHT.......INLAND, 1700-2200 FT AGL INCREASING TO
4400-4900 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
SMOKE DISPERSAL.....350-860 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE TO 0.05 IN.
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT) UNTIL 9 PM, THEN
MOSTLY CLOUDY (80-90 PERCENT). SHOWERS LIKELY.
CHANCE OF PCPN......70 PERCENT.
MIN TEMPERATURE.....60-65.
24 HR TREND......9 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 2300-2800 FT AGL.
MIXING HEIGHT.......INLAND, 3700-4200 FT AGL DECREASING TO 400-900
FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH.
SMOKE DISPERSAL.....710 (EXCELLENT) DECREASING TO 110 (POOR) AFTER
MIDNIGHT.
PCPN AMOUNT.........0.08-0.34 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS UNTIL 2
PM, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....81-86.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........59-64 PERCENT.
24 HR TREND......19 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.
MIXING HEIGHT.......800-1300 FT AGL NEAR LAKE MICHIGAN AND
2600-3100 FT AGL INLAND.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....260-370 (FAIR TO GOOD).
PCPN AMOUNT.........0.06-0.31 IN.
MIZ040-046-080815-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
221 PM EDT SUN JUN 7 2026
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....48-53.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS AROUND 7 MPH IN THE EVENING BECOMING
LIGHT.
MIXING HEIGHT.......4900-5400 FT AGL DECREASING TO 0-500 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....EAST AROUND 10 MPH.
SMOKE DISPERSAL.....60-440 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 87.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........34-39 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......1700-2200 FT AGL INCREASING TO 3900-4400 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH.
SMOKE DISPERSAL.....350-710 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT) UNTIL 9 PM, THEN
MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF
SHOWERS AFTER 8 PM UNTIL 2 AM. SHOWERS LIKELY
AFTER 2 AM.
CHANCE OF PCPN......60 PERCENT.
MIN TEMPERATURE.....AROUND 61.
24 HR TREND......10 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......3400-3900 FT AGL DECREASING TO 200-700 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
SMOKE DISPERSAL.....70-610 (POOR TO EXCELLENT).
PCPN AMOUNT.........0.05-0.13 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS. CHANCE
OF THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....AROUND 85.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........59-64 PERCENT.
24 HR TREND......27 PERCENT WETTER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST AROUND 8 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2400-2900 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....250-330 (FAIR TO GOOD).
PCPN AMOUNT.........0.15-0.33 IN.
MIZ050-056-064-071-080815-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
221 PM EDT SUN JUN 7 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
MIN TEMPERATURE.....59-64.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........79-84 PERCENT.
24 HR TREND......18 PERCENT DRIER.
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......4200-4700 FT AGL DECREASING TO 200-700 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....EAST 10 TO 15 MPH.
SMOKE DISPERSAL.....100-460 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 3 PM.
CHANCE OF PCPN......30 PERCENT LATE IN THE AFTERNOON.
MAX TEMPERATURE.....87-92.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........45-50 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 8 TO 13 MPH WITH HIGHER GUSTS.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 1100-1600 FT AGL INCREASING
TO 3100-3600 FT AGL IN THE AFTERNOON.
MIXING HEIGHT.......INLAND, 1400-1900 FT AGL INCREASING TO
4100-4600 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
SMOKE DISPERSAL.....330-800 (GOOD TO EXCELLENT).
PCPN AMOUNT.........0.01-0.12 IN.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 9 PM, THEN
PARTLY CLOUDY (60-70 PERCENT) UNTIL 12 AM, THEN
MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF
SHOWERS UNTIL 12 AM. CHANCE OF THUNDERSTORMS.
SHOWERS AFTER 12 AM.
CHANCE OF PCPN......80 PERCENT.
MIN TEMPERATURE.....62-67.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......22 PERCENT WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 1700-2200 FT AGL.
MIXING HEIGHT.......INLAND, 2900-3400 FT AGL DECREASING TO 400-900
FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....90-520 (POOR TO GOOD).
PCPN AMOUNT.........0.07-0.35 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SHOWERS UNTIL 2
PM, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....81-86.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........61-66 PERCENT.
24 HR TREND......17 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......1400-1900 FT AGL NEAR LAKE MICHIGAN AND
2900-3400 FT AGL INLAND.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
SMOKE DISPERSAL.....290-440 (FAIR TO GOOD).
PCPN AMOUNT.........NONE TO 0.09 IN.
MIZ051-052-057>059-080815-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
221 PM EDT SUN JUN 7 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....53-58.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......4000-4500 FT AGL DECREASING TO 100-600 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....EAST AROUND 10 MPH.
SMOKE DISPERSAL.....70-480 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 88.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........39-44 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 8 TO 13 MPH. GUSTS UP TO 22 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......1800-2300 FT AGL INCREASING TO 4200-4700 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
SMOKE DISPERSAL.....340-770 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE TO 0.04 IN.
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT) UNTIL 9 PM, THEN
MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF
SHOWERS UNTIL 2 AM. SHOWERS LIKELY AFTER 2 AM.
CHANCE OF PCPN......60 PERCENT.
MIN TEMPERATURE.....63-68.
24 HR TREND......10 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS 6 TO 11 MPH. GUSTS UP TO 20 MPH
IN THE EVENING.
MIXING HEIGHT.......3300-3800 FT AGL DECREASING TO 200-700 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH.
SMOKE DISPERSAL.....70-620 (POOR TO EXCELLENT).
PCPN AMOUNT.........0.01-0.25 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS. CHANCE
OF THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....82-87.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........57-62 PERCENT.
24 HR TREND......19 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS 7 TO 12 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2900-3400 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....310-450 (GOOD).
PCPN AMOUNT.........0.06-0.19 IN.
MIZ065>067-072>074-080815-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
221 PM EDT SUN JUN 7 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....56-61.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........88-93 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......4700-5200 FT AGL DECREASING TO 200-700 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....EAST 10 TO 15 MPH.
SMOKE DISPERSAL.....80-440 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 4 PM.
CHANCE OF PCPN......30 PERCENT LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 87.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........38-43 PERCENT.
24 HR TREND......4 PERCENT WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7 TO 12 MPH. GUSTS UP TO 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......1600-2100 FT AGL INCREASING TO 4300-4800 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
SMOKE DISPERSAL.....340-800 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE TO 0.07 IN.
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT) UNTIL 9 PM, THEN
MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF
THUNDERSTORMS UNTIL 2 AM. CHANCE OF SHOWERS.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 66.
24 HR TREND......6 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3300-3800 FT AGL DECREASING TO 200-700 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
SMOKE DISPERSAL.....80-580 (POOR TO GOOD).
PCPN AMOUNT.........NONE TO 0.19 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
SHOWERS UNTIL 8 AM, THEN SHOWERS. CHANCE OF
THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....83-88.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........55-60 PERCENT.
24 HR TREND......20 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS 6 TO 11 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3500-4000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
SMOKE DISPERSAL.....340-560 (GOOD).
PCPN AMOUNT.........NONE TO 0.09 IN.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. SOUTHWEST WINDS 5 TO 6 MPH.
WEDNESDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. SOUTHWEST WINDS 6 TO 11 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 6 TO 11 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
8 TO 13 MPH.
THURSDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS AROUND 60. SOUTHWEST WINDS 6 TO 11 MPH.
FRIDAY
SUNNY. CHANCE OF SHOWERS IN THE MORNING. HIGHS IN THE
LOWER 80S. WEST WINDS 7 TO 12 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SATURDAY
SUNNY. HIGHS IN THE MID 80S.
SATURDAY NIGHT
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY. CHANCE OF SHOWERS IN THE MORNING. HIGHS
AROUND 80.
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