361  
FNUS53 KDTX 261910  
FWFDTX  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
310 PM EDT FRI MAY 26 2017  
   
DISCUSSION
 
WARMER WEATHER AND FAIRLY LIGHT WINDS ARE EXPECTED  
THROUGH THE WEEKEND. THERE IS A CHANCE FOR SHOWERS OVERNIGHT, MAINLY  
ALONG AND SOUTH OF THE I-96/696 CORRIDOR. SHOWERS AND THUNDERSTORMS  
ARE THEN LIKELY ON SUNDAY AS LOW PRESSURE TRACKS THROUGH THE REGION.  
THESE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY  
RAINFALL. SCATTERED SHOWERS WILL LINGER BEHIND LOW PRESSURE ON  
MEMORIAL DAY, WHILE BREEZY CONDITIONS ALSO DEVELOP.  
 
MIZ047-048-053-060-061-271215-  
MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE-  
INCLUDING THE CITIES OF MIDLAND-BAY CITY-SAGINAW-OWOSSO-FLINT  
310 PM EDT FRI MAY 26 2017  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT) UNTIL MIDNIGHT THEN  
MOSTLY CLOUDY (70-80 PERCENT) UNTIL 4 AM THEN  
PARTLY CLOUDY (65-75 PERCENT).  
MIN TEMPERATURE.....52-57.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........99 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......WEST WINDS AROUND 5 MPH BECOMING SOUTHEAST IN  
THE LATE EVENING AND OVERNIGHT.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......260-460 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 5 MPH BECOMING SOUTH IN THE LATE  
EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....72-77.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........51-60 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5270-5770 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH BECOMING SOUTHWEST EARLY  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (290).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).  
MIN TEMPERATURE.....55-60.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........91 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......100-300 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF  
SHOWERS AFTER 8 AM UNTIL 2 PM. CHANCE OF  
THUNDERSTORMS AFTER 8 AM. SHOWERS LIKELY AFTER  
2 PM. CHANCE OF PRECIPITATION 70 PERCENT.  
MAX TEMPERATURE.....69-74.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........64 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3400-3900 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.  
SMOKE DISPERSAL.....GOOD (530).  
PCPN AMOUNT.........0.26-0.50 IN.  
 

 
 
MIZ049-054-055-062-271215-  
HURON-TUSCOLA-SANILAC-LAPEER-  
INCLUDING THE CITIES OF BAD AXE-CARO-SANDUSKY-LAPEER  
310 PM EDT FRI MAY 26 2017  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (60-70 PERCENT) UNTIL MIDNIGHT THEN  
MOSTLY CLOUDY (70-80 PERCENT).  
MIN TEMPERATURE.....47-52.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........99 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH BECOMING SOUTHEAST IN  
THE LATE EVENING AND OVERNIGHT.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......500-700 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH BECOMING SOUTHEAST IN  
THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........NONE.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).  
MAX TEMPERATURE.....66-71.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........54-64 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5340-5840 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 MPH BECOMING NORTH IN THE  
LATE MORNING AND EARLY AFTERNOON THEN  
BECOMING WEST EARLY IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (280).  
PCPN AMOUNT.........NONE.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).  
MIN TEMPERATURE.....50-55.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........91-96 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......200-400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........NONE.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
SHOWERS AFTER 8 AM UNTIL 2 PM. CHANCE OF  
THUNDERSTORMS AFTER 8 AM. SHOWERS LIKELY AFTER  
2 PM. CHANCE OF PRECIPITATION 70 PERCENT.  
MAX TEMPERATURE.....66-71.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........63-73 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......4250-4750 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
SMOKE DISPERSAL.....EXCELLENT (970).  
PCPN AMOUNT.........0.11-0.25 IN.  
 

 
 
MIZ063-068>070-075-076-082-083-271215-  
ST CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-  
INCLUDING THE CITIES OF PORT HURON-HOWELL-PONTIAC-WARREN-ANN  
ARBOR-DETROIT-ADRIAN-MONROE  
310 PM EDT FRI MAY 26 2017  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT) UNTIL 8 PM THEN  
MOSTLY CLOUDY (70-80 PERCENT). A SLIGHT CHANCE  
OF UNTIL 3 AM. CHANCE OF SHOWERS AFTER 10 PM.  
CHANCE OF PRECIPITATION 50 PERCENT.  
MIN TEMPERATURE.....51-56.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........94-99 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 5 MPH BECOMING EAST IN  
THE LATE EVENING AND OVERNIGHT.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......880-1080 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 5 MPH BECOMING SOUTHEAST IN THE  
LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........0.11-0.25 IN.  
   
SATURDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE  
OF. CHANCE OF PRECIPITATION 20 PERCENT.  
MAX TEMPERATURE.....72-77.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........53-63 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......EAST WINDS 5 TO 10 MPH.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......5340-5840 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH BECOMING SOUTHWEST EARLY  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (270).  
PCPN AMOUNT.........0.06-0.10 IN.  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE  
OF. CHANCE OF PRECIPITATION 30 PERCENT.  
MIN TEMPERATURE.....52-57.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........89-95 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......100-300 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH BECOMING SOUTHEAST IN THE  
LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....POOR (0).  
PCPN AMOUNT.........0.01-0.05 IN.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
SHOWERS AFTER 8 AM UNTIL 2 PM. CHANCE OF  
THUNDERSTORMS AFTER 8 AM. SHOWERS LIKELY AFTER  
2 PM. CHANCE OF PRECIPITATION 70 PERCENT.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........63-69 PERCENT.  
24 HR TREND......10 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIXING HEIGHT.......3520-4020 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH INCREASING TO 15 TO 20  
MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....EXCELLENT (890).  
PCPN AMOUNT.........0.26-0.50 IN.  
 

 
 
   
FORECAST DAYS 3 THROUGH 7
 
 
   
MEMORIAL DAY
 
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
IN THE LOWER 50S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND 50. HIGHS  
IN THE UPPER 60S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
60S.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER  
60S.  
 

 
 
DG  
 
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