334  
FNUS53 KGRR 231927  
FWFGRR  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
327 PM EDT THU MAR 23 2017  
   
..WET WEEKEND EXPECTED
 
 
   
DISCUSSION
 
 
RAIN CHANCES WILL INCREASE TONIGHT AND LAST THROUGH THE WEEKEND INTO  
NEXT WEEK AS A SERIES OF AREAS OF LOW PRESSURE WILL MOVE THROUGH THE  
AREA. IT WILL NOT BE RAINING ALL OF THE TIME, BUT THE CHANCES WILL  
REMAIN. WARMER AIR WILL TRY TO MOVE IN OVER THE AREA, ESPECIALLY THE  
SOUTHERN HALF OF THE STATE. SOME OF THIS RAIN WILL BE ACCOMPANIED BY  
THE THREAT OF THUNDER, ESPECIALLY TONIGHT AND FRIDAY. SEVERE WEATHER  
IS NOT EXPECTED.  
 
MIZ037>039-043>045-240815-  
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-  
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,  
FREMONT, AND BIG RAPIDS  
327 PM EDT THU MAR 23 2017  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS LIKELY  
AND A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 60 PERCENT.  
MIN TEMPERATURE.....33-38.  
24 HR TREND......23 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 8 TO 13 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......600-1100 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
SMOKE DISPERSAL.....100-200 (POOR TO FAIR).  
PCPN AMOUNT.........0.07-0.25 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........67-72 PERCENT.  
24 HR TREND......49 PERCENT WETTER.  
20-FOOT WINDS.......WEST 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.....WEST AROUND 15 MPH.  
SMOKE DISPERSAL.....200-500 (FAIR TO GOOD).  
PCPN AMOUNT.........0.01-0.22 IN.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN UNTIL 0200, THEN  
RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........98 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
SMOKE DISPERSAL.....100-200 (POOR TO FAIR).  
PCPN AMOUNT.........0.27-0.48 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS.  
CHANCE OF PRECIPITATION 80 PERCENT.  
MAX TEMPERATURE.....42-47.  
24 HR TREND......13 DEGREES COOLER.  
MIN HUMIDITY........73-78 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......EAST WINDS 10 TO 15 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1000-1500 FT AGL.  
TRANSPORT WINDS.....EAST 20 TO 25 MPH.  
SMOKE DISPERSAL.....400 (GOOD).  
PCPN AMOUNT.........0.21-0.38 IN.  
 

 
 
MIZ040-046-240815-  
CLARE-ISABELLA-  
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT  
327 PM EDT THU MAR 23 2017  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY AND  
A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 60 PERCENT.  
MIN TEMPERATURE.....AROUND 34.  
24 HR TREND......14 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 6 TO 11 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.  
SMOKE DISPERSAL.....100-200 (POOR TO FAIR).  
PCPN AMOUNT.........0.09-0.21 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 50 PERCENT.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........64-69 PERCENT.  
24 HR TREND......45 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 8 MPH SHIFTING TO THE  
NORTHWEST AROUND 7 MPH IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1400-1900 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
SMOKE DISPERSAL.....100-400 (POOR TO GOOD).  
PCPN AMOUNT.........0.02-0.13 IN.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN UNTIL 0200, THEN  
RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MIN TEMPERATURE.....34-39.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........98 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......800-1300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 10 TO 15 MPH.  
SMOKE DISPERSAL.....200 (FAIR).  
PCPN AMOUNT.........0.27-0.46 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MAX TEMPERATURE.....AROUND 41.  
24 HR TREND......15 DEGREES COOLER.  
MIN HUMIDITY........73-78 PERCENT.  
24 HR TREND......9 PERCENT WETTER.  
20-FOOT WINDS.......EAST WINDS 10 TO 15 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......900-1400 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 20 MPH.  
SMOKE DISPERSAL.....300-400 (GOOD TO GOOD).  
PCPN AMOUNT.........0.27-0.37 IN.  
 

 
 
MIZ050-056-064-071-240815-  
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-  
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,  
AND SOUTH HAVEN  
327 PM EDT THU MAR 23 2017  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS  
LIKELY UNTIL 0200. SLIGHT CHANCE OF  
THUNDERSTORMS. CHANCE OF RAIN SHOWERS AFTER  
0200.  
CHANCE OF PRECIPITATION 60 PERCENT.  
MIN TEMPERATURE.....37-42.  
24 HR TREND......16 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 11 TO 16 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......300-800 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........NONE TO 0.09 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 30 PERCENT.  
MAX TEMPERATURE.....63-68.  
24 HR TREND......20 DEGREES WARMER.  
MIN HUMIDITY........57-62 PERCENT.  
24 HR TREND......31 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS 13 TO 18 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......200-700 FT AGL NEAR LAKE MICHIGAN AND 1800-2300  
FT AGL INLAND.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.  
SMOKE DISPERSAL.....600-700 (EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.04 IN.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN LIKELY UNTIL  
0200, THEN RAIN SHOWERS.  
CHANCE OF PRECIPITATION 80 PERCENT.  
MIN TEMPERATURE.....39-44.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
SMOKE DISPERSAL.....100-300 (POOR TO GOOD).  
PCPN AMOUNT.........0.14-0.29 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........69-74 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
20-FOOT WINDS.......EAST WINDS 9 TO 14 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......800-1300 FT AGL.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
SMOKE DISPERSAL.....200 (FAIR).  
PCPN AMOUNT.........0.31-0.51 IN.  
 

 
 
MIZ051-052-057>059-240815-  
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-  
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,  
AND ST. JOHNS  
327 PM EDT THU MAR 23 2017  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY AND  
A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 70 PERCENT.  
MIN TEMPERATURE.....AROUND 37.  
24 HR TREND......14 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 9 TO 14 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......300-800 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........AROUND 0.08 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PRECIPITATION 40 PERCENT.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......21 DEGREES WARMER.  
MIN HUMIDITY........60-65 PERCENT.  
24 HR TREND......40 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS 11 TO 16 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1700-2200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.  
SMOKE DISPERSAL.....500-700 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE TO 0.03 IN.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN LIKELY UNTIL  
0200, THEN RAIN SHOWERS.  
CHANCE OF PRECIPITATION 80 PERCENT.  
MIN TEMPERATURE.....38-43.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 6 MPH SHIFTING TO THE  
EAST AROUND 8 MPH OVERNIGHT.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......600-1100 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE EAST  
OVERNIGHT.  
SMOKE DISPERSAL.....100-200 (POOR TO FAIR).  
PCPN AMOUNT.........0.16-0.31 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......14 DEGREES COOLER.  
MIN HUMIDITY........71-76 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......600-1100 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 20 MPH.  
SMOKE DISPERSAL.....200 (FAIR).  
PCPN AMOUNT.........0.33-0.45 IN.  
 

 
 
MIZ065>067-072>074-240815-  
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-  
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,  
BATTLE CREEK, AND JACKSON  
327 PM EDT THU MAR 23 2017  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 2100.  
CHANCE OF PRECIPITATION 50 PERCENT.  
MIN TEMPERATURE.....36-41.  
24 HR TREND......17 DEGREES WARMER.  
MAX HUMIDITY........91-96 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 12 TO 17 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......100-600 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
SMOKE DISPERSAL.....100 (POOR).  
PCPN AMOUNT.........NONE TO 0.09 IN.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).  
MAX TEMPERATURE.....AROUND 67.  
24 HR TREND......21 DEGREES WARMER.  
MIN HUMIDITY........56-61 PERCENT.  
24 HR TREND......32 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIXING HEIGHT.......1700-2200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 25 MPH.  
SMOKE DISPERSAL.....500-600 (GOOD TO EXCELLENT).  
PCPN AMOUNT.........NONE.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN SHOWERS  
UNTIL 0200, THEN RAIN SHOWERS LIKELY.  
CHANCE OF PRECIPITATION 70 PERCENT.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........95-100 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH WINDS 6 TO 11 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
SMOKE DISPERSAL.....100-300 (POOR TO GOOD).  
PCPN AMOUNT.........0.05-0.25 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS.  
CHANCE OF PRECIPITATION 90 PERCENT.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........71-76 PERCENT.  
24 HR TREND......15 PERCENT WETTER.  
20-FOOT WINDS.......EAST WINDS 6 TO 11 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......1700-2200 FT AGL.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
SMOKE DISPERSAL.....200 (FAIR).  
PCPN AMOUNT.........0.29-0.51 IN.  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
SATURDAY NIGHT
 
CLOUDY WITH SHOWERS. LOWS IN THE LOWER 40S. EAST  
WINDS 6 TO 11 MPH.    
SUNDAY
 
CLOUDY WITH SHOWERS. HIGHS IN THE MID 50S. SOUTHEAST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT
 
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID  
40S. SOUTHEAST WINDS 5 TO 6 MPH SHIFTING TO THE SOUTHWEST OVERNIGHT.   
MONDAY
 
CLOUDY. HIGHS IN THE MID 50S. WEST WINDS 5 TO 9 MPH.    
MONDAY NIGHT
 
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 40S.  
NORTH WINDS 5 TO 9 MPH.    
TUESDAY
 
PARTLY SUNNY. CHANCE OF SHOWERS UNTIL MIDDAY. HIGHS IN  
THE LOWER 50S. NORTH WINDS 6 TO 11 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.  
 

 
 
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