056
FNUS53 KGRR 180922
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
522 AM EDT SAT APR 18 2026
..PARTLY SUNNY BY AFTERNOON
DISCUSSION
RAIN SHOWERS WILL END THIS MORNING AND CLOUDS SHOULD BECOME
SCATTERED BY AFTERNOON. IT WILL BE FAIRLY BREEZY WITH A WIND
FROM THE WEST. A FEW RAIN OR SNOW SHOWERS ARE POSSIBLE ON
SUNDAY.
MIZ037>039-043>045-182015-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
522 AM EDT SAT APR 18 2026
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 3 PM, THEN
MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 8 AM. CHANCE OF RAIN
SHOWERS UNTIL 11 AM.
CHANCE OF PCPN......30 PERCENT IN THE MORNING.
MAX TEMPERATURE.....51-56.
24 HR TREND......26 DEGREES COOLER.
MIN HUMIDITY........53-58 PERCENT NEAR LAKE MICHIGAN AND 41-46
PERCENT INLAND.
24 HR TREND......24 PERCENT WETTER NEAR LAKE MICHIGAN AND 1
PERCENT WETTER INLAND.
20-FOOT WINDS.......WEST WINDS 11 TO 16 MPH WITH GUSTS TO AROUND 26
MPH.
MIXING HEIGHT.......2500-3000 FT AGL INCREASING TO 4800-5300 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....600 (EXCELLENT) INCREASING TO 1400 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.03-0.14 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....28-33.
24 HR TREND......8 DEGREES COOLER.
MAX HUMIDITY........73-78 PERCENT.
24 HR TREND......25 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 8 TO 13 MPH. GUSTS UP TO 23 MPH IN
THE EVENING.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 3700-4200 FT AGL DECREASING
TO 1400-1900 FT AGL AFTER MIDNIGHT.
MIXING HEIGHT.......INLAND, 4800-5300 FT AGL DECREASING TO
1500-2000 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH
AFTER MIDNIGHT.
SMOKE DISPERSAL.....1520 (EXCELLENT) DECREASING TO 350 (GOOD) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....41-46.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........42-47 PERCENT NEAR LAKE MICHIGAN AND 33-38
PERCENT INLAND.
24 HR TREND......11 PERCENT DRIER NEAR LAKE MICHIGAN AND 10
PERCENT DRIER INLAND.
20-FOOT WINDS.......WEST WINDS 8 TO 13 MPH. GUSTS UP TO 24 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......5300-5800 FT AGL NEAR LAKE MICHIGAN AND
7200-7700 FT AGL INLAND.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1840-2270 (EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ040-046-182015-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
522 AM EDT SAT APR 18 2026
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 3 PM, THEN
MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 8 AM. CHANCE OF RAIN
SHOWERS UNTIL 11 AM.
CHANCE OF PCPN......40 PERCENT IN THE MORNING.
MAX TEMPERATURE.....56-61.
24 HR TREND......17 DEGREES COOLER.
MIN HUMIDITY........44-49 PERCENT.
24 HR TREND......4 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH HIGHER GUSTS.
MIXING HEIGHT.......1900-2400 FT AGL INCREASING TO 4500-5000 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....570 (GOOD) INCREASING TO 1370 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........0.08-0.15 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....28-33.
24 HR TREND......13 DEGREES COOLER.
MAX HUMIDITY........70-75 PERCENT.
24 HR TREND......28 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 7 TO 12 MPH. GUSTS UP TO 23 MPH IN
THE EVENING.
MIXING HEIGHT.......4600-5100 FT AGL DECREASING TO 1500-2000 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH
AFTER MIDNIGHT.
SMOKE DISPERSAL.....1440 (EXCELLENT) DECREASING TO 290 (FAIR) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....43-48.
24 HR TREND......10 DEGREES COOLER.
MIN HUMIDITY........34-39 PERCENT.
24 HR TREND......10 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 8 TO 13 MPH. GUSTS UP TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......8500-9000 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1970-2500 (EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ050-056-064-071-182015-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
522 AM EDT SAT APR 18 2026
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 3 PM, THEN
MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 8 AM. CHANCE OF RAIN
SHOWERS UNTIL 11 AM.
CHANCE OF PCPN......40 PERCENT IN THE MORNING.
MAX TEMPERATURE.....49-54.
24 HR TREND......30 DEGREES COOLER.
MIN HUMIDITY........49-54 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND 27
MPH.
MIXING HEIGHT.......2200-2700 FT AGL INCREASING TO 4300-4800 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 25 MPH.
SMOKE DISPERSAL.....660 (EXCELLENT) INCREASING TO 1310 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.04-0.17 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....33-38.
24 HR TREND......8 DEGREES COOLER.
MAX HUMIDITY........73-78 PERCENT.
24 HR TREND......28 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 8 TO 13 MPH. GUSTS UP TO 21 MPH IN
THE EVENING.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 4000-4500 FT AGL.
MIXING HEIGHT.......INLAND, 4400-4900 FT AGL DECREASING TO
1000-1500 FT AGL AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
SMOKE DISPERSAL.....1430 (EXCELLENT) DECREASING TO 360 (GOOD) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
MAX TEMPERATURE.....44-49.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........41-46 PERCENT.
24 HR TREND......8 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 9 TO 14 MPH. GUSTS UP TO 25 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......5700-6200 FT AGL NEAR LAKE MICHIGAN AND
7300-7800 FT AGL INLAND.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1920-2070 (EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ051-052-057>059-182015-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
522 AM EDT SAT APR 18 2026
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 3 PM, THEN
MOSTLY SUNNY (40-50 PERCENT). RAIN SHOWERS
LIKELY UNTIL 7 AM. CHANCE OF THUNDERSTORMS
UNTIL 8 AM. CHANCE OF RAIN SHOWERS AFTER 7 AM
UNTIL 12 PM.
CHANCE OF PCPN......60 PERCENT IN THE MORNING.
MAX TEMPERATURE.....58-63.
24 HR TREND......15 DEGREES COOLER.
MIN HUMIDITY........47-52 PERCENT.
24 HR TREND......4 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 29
MPH.
MIXING HEIGHT.......4000-4500 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....580 (GOOD) INCREASING TO 1310 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........0.08-0.20 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 33.
24 HR TREND......12 DEGREES COOLER.
MAX HUMIDITY........73-78 PERCENT.
24 HR TREND......25 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
MIXING HEIGHT.......4400-4900 FT AGL DECREASING TO 1500-2000 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH
AFTER MIDNIGHT.
SMOKE DISPERSAL.....1420 (EXCELLENT) DECREASING TO 340 (GOOD) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 46.
24 HR TREND......15 DEGREES COOLER.
MIN HUMIDITY........37-42 PERCENT.
24 HR TREND......12 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND 28
MPH.
MIXING HEIGHT.......8000-8500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 20 MPH INCREASING TO AROUND 30 MPH
IN THE AFTERNOON.
SMOKE DISPERSAL.....2290-2390 (EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ065>067-072>074-182015-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
522 AM EDT SAT APR 18 2026
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). RAIN SHOWERS
LIKELY UNTIL 7 AM. CHANCE OF THUNDERSTORMS
UNTIL 8 AM. CHANCE OF RAIN SHOWERS AFTER 7 AM
UNTIL 1 PM.
CHANCE OF PCPN......60 PERCENT UNTIL LATE AFTERNOON.
MAX TEMPERATURE.....60-65.
24 HR TREND......14 DEGREES COOLER.
MIN HUMIDITY........49-54 PERCENT.
24 HR TREND......11 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 27
MPH.
MIXING HEIGHT.......3800-4300 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....580 (GOOD) INCREASING TO 1220 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........0.12-0.27 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 34.
24 HR TREND......12 DEGREES COOLER.
MAX HUMIDITY........73-78 PERCENT.
24 HR TREND......25 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 8 TO 13 MPH. GUSTS UP TO 23 MPH IN
THE EVENING.
MIXING HEIGHT.......4200-4700 FT AGL DECREASING TO 1700-2200 FT AGL
AFTER MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH
AFTER MIDNIGHT.
SMOKE DISPERSAL.....1340 (EXCELLENT) DECREASING TO 370 (GOOD) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 48.
24 HR TREND......16 DEGREES COOLER.
MIN HUMIDITY........35-40 PERCENT.
24 HR TREND......11 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 27 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......8200-8700 FT AGL.
TRANSPORT WINDS.....WEST AROUND 20 MPH INCREASING TO AROUND 30 MPH
IN THE AFTERNOON.
SMOKE DISPERSAL.....2250-2500 (EXCELLENT).
PCPN AMOUNT.........NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS 6 TO
11 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS 5 TO 9 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS 5 TO
10 MPH.
TUESDAY
WARMER. MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST
WINDS 8 TO 13 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. WEST WINDS
5 TO 10 MPH SHIFTING TO THE NORTH 5 TO 7 MPH AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 9 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
WARMER. PARTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE MID 50S.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE LOWER 70S.
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