040  
FNUS73 KMPX 031256  
FWSMPX  
 
SPOT FORECAST FOR WHISPERING RIDGE AMA...MN DNR  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
756 AM CDT THU SEP 3 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON SEPTEMBER 03.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
 
FOR THE WHISPERING RIDGE AMA...  
 
SIMILAR CONDITIONS TO THE VOOSEN WMA ARE EXPECTED, WITH SIMILAR  
WINDS AND CHANCES FOR STORMS. SKIES ARE MOSTLY CLEAR TO START OUT THE DAY  
WITH CLUSTERS OF STORMS OVER EASTERN MN AND FURTHER WEAK STORMS  
BUBBLING UP FROM NORTHERN IOWA, HOWEVER THE BURN SITE SHOULD  
REMAIN STORM FREE THROUGH THE MORNING. THERE IS UNCERTAINTY  
REMAINING ON WHERE AN EVENING CLUSTER OF STORMS WOULD ROLL  
THROUGH, AND CURRENTLY THE EXPECTATION IS FOR THE BEST CHANCES TO  
BE NORTH AND EAST OF THE BURN SITE. WINDS WILL BE SOUTHEASTERLY AT  
5-10MPH AT IGNITION TIME AND THROUGH THE REST OF THE DAY, WITH  
GUSTS MAINLY RELYING ON NEARBY THUNDERSTORMS SHOULD THEY HAPPEN.  
RH REMAINS HIGH TODAY DUE TO HIGH DEW POINTS, IN THE 90%S THIS  
MORNING AND MID 50S PERCENT AT THE LOWEST THIS AFTERNOON.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE  
IN THE MORNING.  
TEMPERATURE.........70 AT IGNITION...MAX 88.  
RH..................97 PERCENT AT IGNITION...MIN 60 PERCENT.  
WIND (20 FT)........WINDS SOUTHEAST AT 6 MPH AT  
IGNITION...OTHERWISE SOUTHEAST WINDS 6 TO 8 MPH  
INCREASING TO 8 TO 10 MPH LATE IN THE MORNING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE  
IN THE MORNING.  
SMOKE DISPERSAL.....POOR /4200 KNOT-FT/ AT IGNITION. MAX...GOOD  
/36700 KNOT-FT/.  
MIXING HEIGHT.......500 FT AGL AT IGNITION...OTHERWISE 3100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 8 TO 14 MPH.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM  
SKY COVER.......MC MC PC PC PC PC PC MCR MCR MCR MCR MCR  
WEATHER COV.....SCH SCH SCH  
WEATHER TYPE....RW RW RW  
TSTM COV........SCH SCH SCH  
TEMP............70 72 76 79 82 85 86 86 88 87 86 86  
RH..............97 92 79 74 69 64 64 60 60 61 62 66  
20 FT WIND DIR..SE SE S S S SE SE SE SE SE SE SE  
20 FT WIND SPD..6 7 8 9 9 8 9 10 10 10 9 7  
20 FT WIND GUST.12 12 14 15 17 14 16 16 16 15 13 13  
MIX HGT (KFT)...0.5 0.6 1.1 1.6 1.8 2.4 2.8 3.0 3.1 2.7 1.9 0.6  
TRANSP WIND DIR.SE SE S S SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.10 8 8 12 12 12 14 14 14 12 12 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
TEMPERATURE.........MIN 68.  
RH..................MAX 99 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH BECOMING LIGHT.  
SMOKE DISPERSAL.....FAIR (19200 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2700 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 13 MPH DECREASING TO AROUND 7 MPH  
OVERNIGHT.  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
TEMPERATURE.........MAX 90.  
RH..................MIN 55 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 6 MPH IN  
THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (2700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (21400 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......3000 FT AGL.  
TRANSPORT WINDS.....EAST 7 TO 9 MPH.  
 

 
FORECASTER...HASENSTEIN  
REQUESTED BY...LOUISE SPICZKA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2621147.0/MPX  
.DELDT 09/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL LOUISE.SPICZKA@STATE.MN.US  
 
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