581
FNUS53 KGRR 171936
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
336 PM EDT THU JUL 17 2025
..DRY AND COOL THROUGH TOMORROW
DISCUSSION
DRY WEATHER IS ONGOING AND WILL CONTINUE UNTIL UNTIL SATURDAY.
SATURDAY SHOWERS AND THUNDERSTORMS ARE EXPECTED AREAWIDE.
TEMPERATURES WILL BE BELOW NORMAL THROUGH FRIDAY WITH HIGHS IN
THE 70S. WINDS WILL BE LIGHT, GENERALLY BELOW 10 MPH. AREAS NORTH
OF I96 THAT WILL HAVE GREATER SUNSHINE WILL SEE MINRH VALUES FALL
INTO THE UPPER 30S TO LOW 40S FRIDAY BEFORE MORE HUMID CONDITIONS
RETURN FOR SATURDAY.
MIZ037>039-043>045-180815-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
336 PM EDT THU JUL 17 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....44-49.
24 HR TREND......7 DEGREES COOLER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......2700-3200 FT AGL DECREASING TO 300-800 FT AGL
OVERNIGHT.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
SMOKE DISPERSAL.....50-380 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
FRIDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....75-80.
24 HR TREND......7 DEGREES WARMER.
MIN HUMIDITY........50-55 PERCENT NEAR LAKE MICHIGAN AND 37-42
PERCENT INLAND.
24 HR TREND......10 PERCENT DRIER NEAR LAKE MICHIGAN AND 19
PERCENT DRIER INLAND.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTH IN THE AFTERNOON.
MIXING HEIGHT.......4900-5400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH SHIFTING TO THE SOUTH
IN THE AFTERNOON.
SMOKE DISPERSAL.....350-360 (GOOD).
PCPN AMOUNT.........NONE.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) UNTIL 5 AM, THEN
MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN
SHOWERS.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....56-61.
24 HR TREND......10 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH.
MIXING HEIGHT.......700-1200 FT AGL NEAR LAKE MICHIGAN AND
1900-2400 FT AGL INLAND.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH SHIFTING TO THE SOUTH
OVERNIGHT.
SMOKE DISPERSAL.....40-110 (POOR).
PCPN AMOUNT.........0.06-0.92 IN.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....76-81.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........67-72 PERCENT.
24 HR TREND......32 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH SHIFTING TO THE WEST
AROUND 7 MPH IN THE AFTERNOON.
MIXING HEIGHT.......1700-2200 FT AGL NEAR LAKE MICHIGAN AND
2900-3400 FT AGL INLAND.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
SMOKE DISPERSAL.....420-570 (GOOD).
PCPN AMOUNT.........0.05-0.38 IN.
MIZ040-046-180815-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
336 PM EDT THU JUL 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....44-49.
24 HR TREND......12 DEGREES COOLER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......2700-3200 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH.
SMOKE DISPERSAL.....70-350 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
FRIDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 76.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........40-45 PERCENT.
24 HR TREND......18 PERCENT DRIER.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 8 MPH.
MIXING HEIGHT.......5000-5500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.
SMOKE DISPERSAL.....360-400 (GOOD).
PCPN AMOUNT.........NONE.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) UNTIL 5 AM, THEN
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN
SHOWERS AFTER 2 AM.
CHANCE OF PCPN......40 PERCENT OVERNIGHT.
MIN TEMPERATURE.....55-60.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH.
MIXING HEIGHT.......1700-2200 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....50-120 (POOR).
PCPN AMOUNT.........0.03-0.25 IN.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
SHOWERS. CHANCE OF THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....75-80.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........66-71 PERCENT.
24 HR TREND......31 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH SHIFTING TO THE WEST
AROUND 7 MPH IN THE AFTERNOON.
MIXING HEIGHT.......2800-3300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
SMOKE DISPERSAL.....390-580 (GOOD).
PCPN AMOUNT.........0.05-0.12 IN.
MIZ050-056-064-071-180815-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
336 PM EDT THU JUL 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
MIN TEMPERATURE.....51-56.
24 HR TREND......7 DEGREES COOLER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......2600-3100 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE EAST
OVERNIGHT.
SMOKE DISPERSAL.....100-380 (POOR TO GOOD).
PCPN AMOUNT.........NONE.
FRIDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....76-81.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........39-44 PERCENT.
24 HR TREND......5 PERCENT DRIER.
20-FOOT WINDS.......EAST WINDS AROUND 7 MPH SHIFTING TO THE SOUTH
AROUND 5 MPH IN THE AFTERNOON.
MIXING HEIGHT.......4700-5200 FT AGL.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN THE
AFTERNOON.
SMOKE DISPERSAL.....320-330 (GOOD).
PCPN AMOUNT.........NONE.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) UNTIL 5 AM, THEN
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....61-66.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 6 MPH.
MIXING HEIGHT.......2400-2900 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....60-160 (POOR TO FAIR).
PCPN AMOUNT.........0.02-0.54 IN.
SATURDAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF
SHOWERS. CHANCE OF THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....81-86.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........63-68 PERCENT.
24 HR TREND......19 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 6 MPH SHIFTING TO THE WEST
AROUND 8 MPH IN THE AFTERNOON.
MIXING HEIGHT.......2100-2600 FT AGL NEAR LAKE MICHIGAN AND
3300-3800 FT AGL INLAND.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....420-610 (GOOD TO EXCELLENT).
PCPN AMOUNT.........0.05-0.26 IN.
MIZ051-052-057>059-180815-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
336 PM EDT THU JUL 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....51-56.
24 HR TREND......9 DEGREES COOLER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......3300-3800 FT AGL DECREASING TO 1200-1700 FT AGL
OVERNIGHT.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH.
SMOKE DISPERSAL.....140-340 (FAIR TO GOOD).
PCPN AMOUNT.........NONE.
FRIDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....76-81.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........40-45 PERCENT.
24 HR TREND......16 PERCENT DRIER.
20-FOOT WINDS.......EAST WINDS AROUND 7 MPH UNTIL MIDDAY BECOMING
LIGHT.
MIXING HEIGHT.......4900-5400 FT AGL.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN THE
AFTERNOON.
SMOKE DISPERSAL.....350-390 (GOOD).
PCPN AMOUNT.........NONE.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). CHANCE OF
SHOWERS AFTER 2 AM.
CHANCE OF PCPN......40 PERCENT OVERNIGHT.
MIN TEMPERATURE.....60-65.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH
OVERNIGHT.
MIXING HEIGHT.......3100-3600 FT AGL DECREASING TO 100-600 FT AGL
OVERNIGHT.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....60-180 (POOR TO FAIR).
PCPN AMOUNT.........0.02-0.33 IN.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS LIKELY.
CHANCE OF THUNDERSTORMS AFTER 11 AM.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....79-84.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........67-72 PERCENT.
24 HR TREND......29 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 6 MPH SHIFTING TO THE WEST
AROUND 9 MPH IN THE AFTERNOON.
MIXING HEIGHT.......3300-3800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....490-610 (GOOD TO EXCELLENT).
PCPN AMOUNT.........0.05-0.24 IN.
MIZ065>067-072>074-180815-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
336 PM EDT THU JUL 17 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MIN TEMPERATURE.....AROUND 55.
24 HR TREND......8 DEGREES COOLER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 9 MPH.
MIXING HEIGHT.......2900-3400 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE EAST
OVERNIGHT.
SMOKE DISPERSAL.....180-350 (FAIR TO GOOD).
PCPN AMOUNT.........NONE.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 79.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........45-50 PERCENT.
24 HR TREND......10 PERCENT DRIER.
20-FOOT WINDS.......EAST WINDS AROUND 7 MPH UNTIL MIDDAY BECOMING
LIGHT.
MIXING HEIGHT.......4800-5300 FT AGL.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN THE
AFTERNOON.
SMOKE DISPERSAL.....310 (GOOD).
PCPN AMOUNT.........NONE.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). CHANCE OF
SHOWERS.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 64.
24 HR TREND......8 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH
OVERNIGHT.
MIXING HEIGHT.......2200-2700 FT AGL DECREASING TO 100-600 FT AGL
OVERNIGHT.
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
SMOKE DISPERSAL.....50-120 (POOR).
PCPN AMOUNT.........NONE TO 0.09 IN.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS UNTIL 2 PM. CHANCE OF THUNDERSTORMS
AFTER 11 AM. SHOWERS LIKELY AFTER 2 PM.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 83.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........67-72 PERCENT.
24 HR TREND......20 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3200-3700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....400-600 (GOOD TO EXCELLENT).
PCPN AMOUNT.........0.07-0.23 IN.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS
5 TO 9 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80. NORTHEAST WINDS 5 TO 9 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST WINDS
5 TO 8 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. CHANCE OF SHOWERS OVERNIGHT. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS 5 TO 9 MPH.
TUESDAY
PARTLY SUNNY. CHANCE OF SHOWERS. HIGHS IN THE MID 80S.
SOUTH WINDS 5 TO 9 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70.
THURSDAY
MOSTLY SUNNY. CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S.
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