896  
FNUS53 KGRR 191927  
FWFGRR  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
327 PM EDT WED SEP 19 2018  
   
..SHOWERY
 
 
   
DISCUSSION
 
 
A WARM FRONT WILL DEVELOP OVER THE REGION TONIGHT AND LIFT  
NORTH OF THE AREA ON THURSDAY. THIS COULD LEAD TO SOME  
SHOWERS AND THUNDERSTORMS AT TIMES. A COLD FRONT PUSHES  
THROUGH LATE THURSDAY NIGHT OR EARLY FRIDAY. THIS SHOULD  
DRY THE WEATHER OUT BEHIND THE FRONT AND CAUSE GUSTY WINDS.  
 
MIZ037>039-043>045-200815-  
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-  
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,  
FREMONT, AND BIG RAPIDS  
327 PM EDT WED SEP 19 2018  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER 0100 UNTIL 0400, THEN  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......80 PERCENT AFTER MIDNIGHT.  
MIN TEMPERATURE.....57-62.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........98 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS BECOMING EAST AROUND 6 MPH  
OVERNIGHT.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......900-1400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........0.27-0.74 IN.  
   
THURSDAY
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT) UNTIL 1700, THEN PARTLY  
SUNNY (60-70 PERCENT). SHOWERS AND  
THUNDERSTORMS UNTIL 1400, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......90 PERCENT.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........74-79 PERCENT.  
24 HR TREND......16 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS 6 TO 11 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1400-1900 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........0.41-0.64 IN.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....64-69.  
24 HR TREND......6 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......500-1000 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
SMOKE DISPERSAL.....0-200 (POOR TO FAIR).  
PCPN AMOUNT.........NONE TO 0.06 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
THUNDERSTORMS UNTIL 1400. CHANCE OF RAIN  
SHOWERS.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....69-74.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........61-66 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 14 TO 19 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3900-4400 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
SMOKE DISPERSAL.....1100 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
 

 
 
MIZ040-046-200815-  
CLARE-ISABELLA-  
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT  
327 PM EDT WED SEP 19 2018  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER 0200 UNTIL 0500, THEN  
SHOWERS AND THUNDERSTORMS LIKELY.  
CHANCE OF PCPN......70 PERCENT OVERNIGHT.  
MIN TEMPERATURE.....AROUND 59.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........98 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......EAST WINDS 5 TO 8 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......800-1300 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........0.17-0.54 IN.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SHOWERS AND  
THUNDERSTORMS UNTIL 1400, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......90 PERCENT.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........74-79 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......300-800 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........0.41-0.66 IN.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....AROUND 67.  
24 HR TREND......8 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHWEST WINDS 13 TO 18 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......0-400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST OVERNIGHT.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........NONE TO 0.01 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
THUNDERSTORMS UNTIL 1400. CHANCE OF RAIN  
SHOWERS.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........61-66 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 14 TO 19 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3400-3900 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
SMOKE DISPERSAL.....1100-1400 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
 

 
 
MIZ050-056-064-071-200815-  
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-  
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,  
AND SOUTH HAVEN  
327 PM EDT WED SEP 19 2018  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER 0100.  
CHANCE OF PCPN......50 PERCENT AFTER MIDNIGHT.  
MIN TEMPERATURE.....62-67.  
24 HR TREND......8 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 9 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......900-1400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........0.02-0.61 IN.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 1700, THEN  
MOSTLY SUNNY (40-50 PERCENT). SHOWERS AND  
THUNDERSTORMS UNTIL 1400, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....81-86.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........59-64 PERCENT.  
24 HR TREND......10 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 7 TO 12 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......900-1400 FT AGL NEAR LAKE MICHIGAN AND  
3300-3800 FT AGL INLAND.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
SMOKE DISPERSAL.....500-800 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........0.06-0.59 IN.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....67-72.  
24 HR TREND......5 DEGREES WARMER.  
MAX HUMIDITY........92-97 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 15 TO 20 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......0-400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........NONE TO 0.04 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF  
THUNDERSTORMS UNTIL 1400. CHANCE OF SHOWERS.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....72-77.  
24 HR TREND......6 DEGREES COOLER.  
MIN HUMIDITY........61-66 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 16 TO 21 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......3500-4000 FT AGL.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
SMOKE DISPERSAL.....1100-1200 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
 

 
 
MIZ051-052-057>059-200815-  
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-  
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,  
AND ST. JOHNS  
327 PM EDT WED SEP 19 2018  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER 0200 UNTIL  
0500, THEN SHOWERS AND THUNDERSTORMS LIKELY.  
CHANCE OF PCPN......60 PERCENT OVERNIGHT.  
MIN TEMPERATURE.....AROUND 62.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......EAST WINDS 5 TO 8 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......800-1300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........0.03-0.56 IN.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS AND  
THUNDERSTORMS UNTIL 1400, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....77-82.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........69-74 PERCENT.  
24 HR TREND......13 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS 7 TO 12 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3700-4200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
SMOKE DISPERSAL.....500 (GOOD) INCREASING TO 1000 (EXCELLENT) IN  
THE AFTERNOON.  
PCPN AMOUNT.........0.41-0.61 IN.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
MIN TEMPERATURE.....AROUND 70.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 14 TO 19 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......0-400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH INCREASING TO SOUTHWEST  
AROUND 20 MPH OVERNIGHT.  
SMOKE DISPERSAL.....0-100 (POOR).  
PCPN AMOUNT.........NONE TO 0.02 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF  
THUNDERSTORMS UNTIL 1400. CHANCE OF SHOWERS.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........61-66 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......3600-4100 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
SMOKE DISPERSAL.....1200-1300 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
 

 
 
MIZ065>067-072>074-200815-  
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-  
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,  
BATTLE CREEK, AND JACKSON  
327 PM EDT WED SEP 19 2018  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 2300, THEN  
PARTLY CLOUDY (55-65 PERCENT) UNTIL 0500, THEN  
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER 0400.  
CHANCE OF PCPN......40 PERCENT OVERNIGHT.  
MIN TEMPERATURE.....AROUND 64.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHEAST AROUND 6 MPH  
OVERNIGHT.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......0-300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
SMOKE DISPERSAL.....0 (POOR).  
PCPN AMOUNT.........NONE TO 0.23 IN.  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SHOWERS AND  
THUNDERSTORMS LIKELY UNTIL 1400, THEN A CHANCE  
OF SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......70 PERCENT.  
MAX TEMPERATURE.....79-84.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........63-68 PERCENT.  
24 HR TREND......10 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 6 TO 11 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......5400-5900 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
SMOKE DISPERSAL.....900-1200 (EXCELLENT).  
PCPN AMOUNT.........0.09-0.50 IN.  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
MIN TEMPERATURE.....AROUND 72.  
24 HR TREND......7 DEGREES WARMER.  
MAX HUMIDITY........88-93 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 13 TO 18 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......0-300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
SMOKE DISPERSAL.....0 (POOR).  
PCPN AMOUNT.........NONE TO 0.01 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF  
THUNDERSTORMS UNTIL 1400. CHANCE OF SHOWERS.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....76-81.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........59-64 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 16 TO 21 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......4900-5400 FT AGL.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
SMOKE DISPERSAL.....1700 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.04 IN.  
 

 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS 7 TO  
12 MPH.    
SATURDAY
 
SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS 5 TO 9 MPH.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHEAST WINDS  
5 TO 6 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS 5 TO 9 MPH.   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS  
5 TO 10 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS 7 TO  
12 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
UPPER 50S.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL MIDDAY, THEN  
SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE LOWER 70S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S.    
WEDNESDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S.  
 

 
 
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