730
FNUS53 KGRR 211847
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
247 PM EDT SAT MAR 21 2026
..MOSTLY DRY INTO NEXT WEEK
DISCUSSION
MOSTLY DRY CONDITIONS ARE EXPECTED INTO NEXT WEEK. OUR CHANCES FOR
RAIN WILL BE SUNDAY (20 TO 50 PERCENT), WEDNESDAY (20 PERCENT), AND
THURSDAY (30 TO 50 PERCENT). SUNDAY, ISOLATED TO SCATTERED SHOWERS
WILL BE ALONG AND BEHIND A COLD FRONT MOVING THROUGH FROM NORTH TO
SOUTH. DRY CONDITIONS RETURN SUNDAY NIGHT INTO TUESDAY WITH
MINIMUM RELATIVE HUMIDITY VALUES IN THE UPPER 30S TO MID 40S. WINDS
WILL BE FROM THE NORTH BEFORE SHIFTING TO THE SOUTHWEST TUESDAY.
WEDNESDAY ISOLATED SHOWERS WILL BE POSSIBLE DURING THE AFTERNOON, BUT
CHANCES WILL INCREASE AS A FRONT MOVES THROUGH THE AREA THURSDAY. DRY
CONDITIONS THEN RETURN FOR FRIDAY INTO SATURDAY WITH MINIMUM RELATIVE
HUMIDITY VALUES IN THE MID 30S TO LOW 40S.
MIZ037>039-043>045-220830-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
247 PM EDT SAT MAR 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) UNTIL 12 AM, THEN
MOSTLY CLOUDY (70-80 PERCENT).
MIN TEMPERATURE.....32-37.
24 HR TREND......10 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 9 MPH SHIFTING TO THE
NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1500-2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE
NORTHWEST AFTER MIDNIGHT.
SMOKE DISPERSAL.....140-330 (FAIR TO GOOD).
PCPN AMOUNT.........NONE TO 0.03 IN.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 1 PM.
CHANCE OF PCPN......40 PERCENT UNTIL LATE AFTERNOON.
MAX TEMPERATURE.....42-47.
24 HR TREND......16 DEGREES COOLER.
MIN HUMIDITY........65-70 PERCENT.
24 HR TREND......13 PERCENT WETTER.
20-FOOT WINDS.......NORTH WINDS 7 TO 12 MPH. GUSTS UP TO 21 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......2500-3000 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 15 MPH.
SMOKE DISPERSAL.....350-510 (GOOD).
PCPN AMOUNT.........NONE TO 0.05 IN.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 12 AM, THEN
PARTLY CLOUDY (60-70 PERCENT).
MIN TEMPERATURE.....22-27.
24 HR TREND......11 DEGREES COOLER.
MAX HUMIDITY........87-92 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 6 TO 11 MPH.
MIXING HEIGHT.......2500-3000 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....360-510 (GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).
MAX TEMPERATURE.....36-41.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........54-59 PERCENT NEAR LAKE MICHIGAN AND 39-44
PERCENT INLAND.
24 HR TREND......19 PERCENT DRIER NEAR LAKE MICHIGAN AND 26
PERCENT DRIER INLAND.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......3100-3600 FT AGL NEAR LAKE MICHIGAN AND
4500-5000 FT AGL INLAND.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....530-740 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ040-046-220830-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
247 PM EDT SAT MAR 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) UNTIL 3 AM, THEN
MOSTLY CLOUDY (70-80 PERCENT).
MIN TEMPERATURE.....33-38.
24 HR TREND......13 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 7 MPH SHIFTING TO THE
NORTHWEST AROUND 6 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1200-1700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE
NORTHWEST AFTER MIDNIGHT.
SMOKE DISPERSAL.....110-260 (POOR TO FAIR).
PCPN AMOUNT.........NONE TO 0.05 IN.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 11 AM.
CHANCE OF PCPN......50 PERCENT UNTIL LATE AFTERNOON.
MAX TEMPERATURE.....41-46.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........68-73 PERCENT.
24 HR TREND......10 PERCENT WETTER.
20-FOOT WINDS.......NORTH WINDS 6 TO 11 MPH.
MIXING HEIGHT.......2700-3200 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 15 MPH.
SMOKE DISPERSAL.....260-500 (FAIR TO GOOD).
PCPN AMOUNT.........NONE TO 0.06 IN.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 3 AM, THEN
PARTLY CLOUDY (55-65 PERCENT).
MIN TEMPERATURE.....22-27.
24 HR TREND......13 DEGREES COOLER.
MAX HUMIDITY........87-92 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 5 TO 9 MPH.
MIXING HEIGHT.......2600-3100 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....360-510 (GOOD).
PCPN AMOUNT.........NONE.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....38-43.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........39-44 PERCENT.
24 HR TREND......31 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......5100-5600 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....500-820 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ050-056-064-071-220830-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
247 PM EDT SAT MAR 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).
MIN TEMPERATURE.....37-42.
24 HR TREND......11 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH AND GUSTY
SHIFTING TO THE WEST AROUND 7 MPH AFTER
MIDNIGHT.
MIXING HEIGHT.......1500-2000 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
SMOKE DISPERSAL.....120-320 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
SHOWERS AFTER 8 AM.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....53-58.
24 HR TREND......12 DEGREES COOLER.
MIN HUMIDITY........65-70 PERCENT.
24 HR TREND......20 PERCENT WETTER.
20-FOOT WINDS.......NORTH WINDS 7 TO 12 MPH.
MIXING HEIGHT.......2300-2800 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 15 MPH.
SMOKE DISPERSAL.....310-500 (GOOD).
PCPN AMOUNT.........NONE TO 0.05 IN.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 12 AM, THEN
PARTLY CLOUDY (55-65 PERCENT).
MIN TEMPERATURE.....27-32.
24 HR TREND......16 DEGREES COOLER.
MAX HUMIDITY........80-85 PERCENT.
24 HR TREND......11 PERCENT DRIER.
20-FOOT WINDS.......NORTH WINDS 7 TO 12 MPH.
MIXING HEIGHT.......2500-3000 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....430-520 (GOOD).
PCPN AMOUNT.........NONE TO 0.03 IN.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....39-44.
24 HR TREND......13 DEGREES COOLER.
MIN HUMIDITY........41-46 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3200-3700 FT AGL NEAR LAKE MICHIGAN AND
4200-4700 FT AGL INLAND.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....460-640 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ051-052-057>059-220830-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
247 PM EDT SAT MAR 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) UNTIL 3 AM, THEN
MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....40-45.
24 HR TREND......13 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 11 MPH AND GUSTY
SHIFTING TO THE WEST AROUND 8 MPH AFTER
MIDNIGHT.
MIXING HEIGHT.......2000-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
SMOKE DISPERSAL.....130-480 (FAIR TO GOOD).
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
SHOWERS AFTER 8 AM UNTIL 5 PM.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....47-52.
24 HR TREND......14 DEGREES COOLER.
MIN HUMIDITY........65-70 PERCENT.
24 HR TREND......22 PERCENT WETTER.
20-FOOT WINDS.......NORTH WINDS 7 TO 12 MPH.
MIXING HEIGHT.......2600-3100 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....280-520 (FAIR TO GOOD).
PCPN AMOUNT.........NONE TO 0.07 IN.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 3 AM, THEN
PARTLY CLOUDY (55-65 PERCENT).
MIN TEMPERATURE.....AROUND 29.
24 HR TREND......13 DEGREES COOLER.
MAX HUMIDITY........80-85 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 8 TO 13 MPH.
MIXING HEIGHT.......2500-3000 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....470-540 (GOOD).
PCPN AMOUNT.........NONE TO 0.02 IN.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 42.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........38-43 PERCENT.
24 HR TREND......32 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......5400-5900 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 10 MPH.
SMOKE DISPERSAL.....440-820 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ065>067-072>074-220830-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
247 PM EDT SAT MAR 21 2026
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....44-49.
24 HR TREND......16 DEGREES WARMER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHWEST WINDS 8 TO 13 MPH. GUSTS UP TO 21 MPH
IN THE EVENING.
MIXING HEIGHT.......1900-2400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.
SMOKE DISPERSAL.....170-450 (FAIR TO GOOD).
PCPN AMOUNT.........NONE.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN
SHOWERS AFTER 10 AM.
CHANCE OF PCPN......40 PERCENT IN THE LATE MORNING AND
AFTERNOON.
MAX TEMPERATURE.....55-60.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........63-68 PERCENT.
24 HR TREND......24 PERCENT WETTER.
20-FOOT WINDS.......NORTH WINDS 6 TO 11 MPH.
MIXING HEIGHT.......2200-2700 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....200-450 (FAIR TO GOOD).
PCPN AMOUNT.........0.01-0.13 IN.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) UNTIL 3 AM, THEN
PARTLY CLOUDY (60-70 PERCENT).
MIN TEMPERATURE.....AROUND 30.
24 HR TREND......18 DEGREES COOLER.
MAX HUMIDITY........80-85 PERCENT.
24 HR TREND......10 PERCENT DRIER.
20-FOOT WINDS.......NORTH WINDS 8 TO 13 MPH. GUSTS UP TO 22 MPH IN
THE EVENING.
MIXING HEIGHT.......2400-2900 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 20 MPH.
SMOKE DISPERSAL.....500-520 (GOOD).
PCPN AMOUNT.........NONE TO 0.08 IN.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 44.
24 HR TREND......12 DEGREES COOLER.
MIN HUMIDITY........35-40 PERCENT.
24 HR TREND......29 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3200-3700 FT AGL INCREASING TO 5200-5700 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.
SMOKE DISPERSAL.....520-800 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS 5 TO
7 MPH SHIFTING TO THE SOUTHEAST 5 TO 6 MPH AFTER MIDNIGHT.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS
6 TO 11 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 8 MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.
WEDNESDAY
MOSTLY CLOUDY. HIGHS AROUND 50. SOUTHEAST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTH WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
50S. WEST WINDS 7 TO 12 MPH.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY WITH A CHANCE OF SHOWERS.
LOWS IN THE UPPER 20S.
FRIDAY
COLDER. PARTLY SUNNY. HIGHS IN THE LOWER 40S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page