712  
FNUS53 KGRR 261853  
FWFGRR  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
253 PM EDT FRI JUL 26 2024  
   
..DRY THROUGH MUCH OF SUNDAY AND INCREASINGLY WARMER
 
 
   
DISCUSSION
 
 
HIGH PRESSURE WILL CONTINUE TO DOMINATE THE WEATHER THROUGH  
SATURDAY AND INTO SUNDAY. THIS WILL RESULT IN MOSTLY SUNNY DAYS/  
MOSTLY CLEAR NIGHTS WITH NO RAIN CHANCES. RAIN CHANCES WILL START  
TO BECOME POSSIBLE LATE SUNDAY AS A SYSTEM SLOWLY MOVES TOWARD THE  
AREA. TEMPERATURES WILL BE WELL INTO THE 80S EACH DAY, WITH  
INCREASINGLY HUMID CONDITIONS.  
 
MIZ037>039-043>045-270830-  
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-  
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,  
FREMONT, AND BIG RAPIDS  
253 PM EDT FRI JUL 26 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....54-59.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........91-96 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......2400-2900 FT AGL DECREASING TO 100-600 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
SMOKE DISPERSAL.....50-70 (POOR).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....81-86.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........47-52 PERCENT NEAR LAKE MICHIGAN AND 37-42  
PERCENT INLAND.  
24 HR TREND......UNCHANGED NEAR LAKE MICHIGAN AND 1 PERCENT  
DRIER INLAND.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3400-3900 FT AGL NEAR LAKE MICHIGAN AND  
4800-5300 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....550-610 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
MIN TEMPERATURE.....57-62.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........91-96 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......900-1400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....50-80 (POOR).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).  
MAX TEMPERATURE.....83-88.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........56-61 PERCENT NEAR LAKE MICHIGAN AND 46-51  
PERCENT INLAND.  
24 HR TREND......9 PERCENT WETTER NEAR LAKE MICHIGAN AND 9  
PERCENT WETTER INLAND.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3100-3600 FT AGL NEAR LAKE MICHIGAN AND  
5200-5700 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....550-670 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ040-046-270830-  
CLARE-ISABELLA-  
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT  
253 PM EDT FRI JUL 26 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 55.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....50 (POOR).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 84.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........36-41 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 6 MPH IN THE  
AFTERNOON.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4700-5200 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....450-590 (GOOD).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
MIN TEMPERATURE.....AROUND 57.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......300-800 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....50-60 (POOR).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
MAX TEMPERATURE.....AROUND 88.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........40-45 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 6 MPH IN THE  
AFTERNOON.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5600-6100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
SMOKE DISPERSAL.....500-700 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ050-056-064-071-270830-  
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-  
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,  
AND SOUTH HAVEN  
253 PM EDT FRI JUL 26 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....55-60.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........88-93 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 400-900 FT AGL.  
MIXING HEIGHT.......INLAND, 2000-2500 FT AGL DECREASING TO 0-500 FT  
AGL OVERNIGHT.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....50-90 (POOR).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....80-85.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........40-45 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 8 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3700-4200 FT AGL NEAR LAKE MICHIGAN AND  
4600-5100 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....480-560 (GOOD).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
MIN TEMPERATURE.....59-64.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........88-93 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......800-1300 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
SMOKE DISPERSAL.....40-60 (POOR).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).  
MAX TEMPERATURE.....83-88.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........48-53 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......2800-3300 FT AGL NEAR LAKE MICHIGAN AND  
4700-5200 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....460-530 (GOOD).  
PCPN AMOUNT.........NONE TO 0.15 IN.  
 

 
 
MIZ051-052-057>059-270830-  
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-  
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,  
AND ST. JOHNS  
253 PM EDT FRI JUL 26 2024  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....54-59.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........92-97 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3400-3900 FT AGL DECREASING TO 100-600 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
SMOKE DISPERSAL.....50-120 (POOR).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 84.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........37-42 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 6 MPH IN THE  
AFTERNOON.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4900-5400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....410-570 (GOOD).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
MIN TEMPERATURE.....57-62.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........92-97 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......2100-2600 FT AGL DECREASING TO 100-600 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....50-70 (POOR).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
MAX TEMPERATURE.....AROUND 87.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........42-47 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5800-6300 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....510-700 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
 

 
 
MIZ065>067-072>074-270830-  
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-  
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,  
BATTLE CREEK, AND JACKSON  
253 PM EDT FRI JUL 26 2024  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....54-59.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......2600-3100 FT AGL DECREASING TO 100-600 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.  
SMOKE DISPERSAL.....50-100 (POOR).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 84.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........38-43 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE  
AFTERNOON.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4600-5100 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
SMOKE DISPERSAL.....380-490 (GOOD).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
MIN TEMPERATURE.....AROUND 60.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1500-2000 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....50-60 (POOR).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
MAX TEMPERATURE.....85-90.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........42-47 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5800-6300 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....510-690 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.13 IN.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. SOUTH WINDS 5 TO 8 MPH.    
MONDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. CHANCE OF  
THUNDERSTORMS. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 9 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. SOUTH WINDS 5 TO 9 MPH.    
TUESDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS.  
HIGHS IN THE MID 80S. WEST WINDS 5 TO 9 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS 5 TO 6 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO  
9 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID  
60S.    
THURSDAY
 
MOSTLY SUNNY. CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S.   
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
FRIDAY
 
MOSTLY SUNNY. CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN  
THE MID 80S.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page
The Nexlab IN Page Main Text Page