669  
FNUS53 KGRR 190712  
FWFGRR  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
312 AM EDT MON AUG 19 2019  
   
..FAIR WEATHER TODAY
 
 
   
DISCUSSION
 
A HIGH PRESSURE RIDGE WILL BRING FAIR WEATHER  
TODAY ALTHOUGH AN ISOLATED SHOWER IS POSSIBLE OVER EXTREME  
SOUTHERN LOWER MICHIGAN THIS AFTERNOON. A FEW SHOWERS AND  
STORMS ARE FORECAST LATE TUESDAY THROUGH TUESDAY NIGHT.  
 
MIZ037>039-043>045-192015-  
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-  
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,  
FREMONT, AND BIG RAPIDS  
312 AM EDT MON AUG 19 2019  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....79-84.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........44-49 PERCENT NEAR LAKE MICHIGAN AND 36-41  
PERCENT INLAND.  
24 HR TREND......  
24 HR TREND......29 PERCENT DRIER.  
24 HR TREND......  
20-FOOT WINDS.......WEST WINDS 5 TO 6 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......3700-4200 FT AGL NEAR LAKE MICHIGAN AND  
4900-5400 FT AGL INLAND.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON.  
SMOKE DISPERSAL.....18800 (EXCELLENT) DECREASING TO 15400  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....51-56.  
24 HR TREND......6 DEGREES COOLER.  
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.......300-800 FT AGL NEAR LAKE MICHIGAN AND 1900-2400  
FT AGL INLAND.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE EAST  
OVERNIGHT.  
SMOKE DISPERSAL.....5900 (EXCELLENT) DECREASING TO 1300 (EXCELLENT)  
OVERNIGHT.  
PCPN AMOUNT.........NONE.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....81-86.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........46-51 PERCENT NEAR LAKE MICHIGAN AND 36-41  
PERCENT INLAND.  
24 HR TREND......4 PERCENT WETTER NEAR LAKE MICHIGAN AND 1  
PERCENT WETTER INLAND.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 6 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......2200-2700 FT AGL NEAR LAKE MICHIGAN AND  
4000-4500 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
SMOKE DISPERSAL.....31400 (EXCELLENT) INCREASING TO 51000  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ040-046-192015-  
CLARE-ISABELLA-  
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT  
312 AM EDT MON AUG 19 2019  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....80-85.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........33-38 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......5200-5700 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....20100 (EXCELLENT) DECREASING TO 17700  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....50-55.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........91-96 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3100-3600 FT AGL DECREASING TO 0-400 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.  
SMOKE DISPERSAL.....10800 (EXCELLENT) DECREASING TO 1100  
(EXCELLENT) OVERNIGHT.  
PCPN AMOUNT.........NONE.  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 86.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........34-39 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS UP TO 5 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4700-5200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
SMOKE DISPERSAL.....39300 (EXCELLENT) INCREASING TO 59000  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ050-056-064-071-192015-  
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-  
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,  
AND SOUTH HAVEN  
312 AM EDT MON AUG 19 2019  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
MAX TEMPERATURE.....80-85.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........41-46 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......3600-4100 FT AGL NEAR LAKE MICHIGAN AND  
5000-5500 FT AGL INLAND.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON.  
SMOKE DISPERSAL.....14100 (EXCELLENT) INCREASING TO 16800  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
MIN TEMPERATURE.....56-61.  
24 HR TREND......4 DEGREES COOLER.  
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.......0-500 FT AGL NEAR LAKE MICHIGAN AND 1500-2000  
FT AGL INLAND.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE NORTHEAST  
OVERNIGHT.  
SMOKE DISPERSAL.....3400 (EXCELLENT) DECREASING TO 1400 (EXCELLENT)  
OVERNIGHT.  
PCPN AMOUNT.........NONE.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).  
MAX TEMPERATURE.....83-88.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........41-46 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......2700-3200 FT AGL NEAR LAKE MICHIGAN AND  
4500-5000 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....28200 (EXCELLENT) INCREASING TO 46900  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ051-052-057>059-192015-  
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-  
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,  
AND ST. JOHNS  
312 AM EDT MON AUG 19 2019  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 84.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........37-42 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......5100-5600 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....19500 (EXCELLENT) INCREASING TO 23800  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
MIN TEMPERATURE.....54-59.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........92-97 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......3600-4100 FT AGL DECREASING TO 500-1000 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH.  
SMOKE DISPERSAL.....8500 (EXCELLENT) DECREASING TO 2800 (EXCELLENT)  
OVERNIGHT.  
PCPN AMOUNT.........NONE.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
MAX TEMPERATURE.....AROUND 86.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........39-44 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 6 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4900-5400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....36100 (EXCELLENT) INCREASING TO 60700  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
 

 
 
MIZ065>067-072>074-192015-  
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-  
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,  
BATTLE CREEK, AND JACKSON  
312 AM EDT MON AUG 19 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) UNTIL 1100, THEN  
MOSTLY SUNNY (30-40 PERCENT). PATCHY FOG UNTIL  
0900. CHANCE OF SHOWERS.  
CHANCE OF PCPN......30 PERCENT IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 84.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........44-49 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......LIGHT WINDS.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4800-5300 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON.  
SMOKE DISPERSAL.....15000 (EXCELLENT) INCREASING TO 19900  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE TO 0.04 IN.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
MIN TEMPERATURE.....59-64.  
24 HR TREND......2 DEGREES COOLER.  
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.......2800-3300 FT AGL DECREASING TO 500-1000 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.  
SMOKE DISPERSAL.....12500 (EXCELLENT) DECREASING TO 2200  
(EXCELLENT) OVERNIGHT.  
PCPN AMOUNT.........NONE.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). PATCHY FOG UNTIL  
0900.  
MAX TEMPERATURE.....AROUND 87.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........42-47 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......5100-5600 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....34500 (EXCELLENT) INCREASING TO 61000  
(EXCELLENT) IN THE AFTERNOON.  
PCPN AMOUNT.........NONE.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
TUESDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. PATCHY FOG OVERNIGHT. LOWS IN THE MID  
60S. WEST WINDS UP TO 5 MPH.    
WEDNESDAY
 
PATCHY FOG UNTIL MIDDAY. MOSTLY SUNNY. HIGHS AROUND 80.  
NORTHWEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
COOLER. MOSTLY CLEAR. LOWS IN THE LOWER 50S.  
NORTH WINDS 5 TO 7 MPH IN THE EVENING BECOMING LIGHT.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS 5 TO  
9 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH WINDS  
5 TO 6 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 8 MPH.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.  
 

 
 
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