100  
FNUS73 KMPX 151609  
FWSMPX  
 
SPOT FORECAST FOR COTTONWOOD RIVER SNA...MN DNR  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
ISSUED BY NATIONAL WEATHER SERVICE DULUTH MN  
1109 AM CDT WED APR 15 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON APRIL 15.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION  
 
CLOUDS WILL INCREASE TEMPORARILY ASSOCIATED WITH A FEW SHOWERS TO  
THE SOUTHEAST OF THE BURN SITE, BUT SHOULD CLEAR AS THEY PASS TO  
THE SOUTHEAST. PARTLY CLOUDY SKIES WILL THEN CONTINUE THE REST OF  
THE DAY, WITH LIGHT NORTHERLY/NORTHEASTERLY WINDS SLOWLY SHIFTING  
EAST THROUGHOUT THE AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
TEMPERATURE.........64 AT IGNITION...MAX 71.  
RH..................53 PERCENT AT IGNITION...MIN 44 PERCENT.  
WIND (20 FT)........WINDS NORTHEAST AT 5 MPH AT  
IGNITION...OTHERWISE EAST WINDS 5 TO 6 MPH.  
SMOKE DISPERSAL.....POOR (6200 KNOT-FT) AT IGNITION. MAX...FAIR  
(27700 KNOT-FT).  
MIXING HEIGHT.......2100 FT AGL AT IGNITION...OTHERWISE 4600 FT  
AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 7 MPH SHIFTING TO THE SOUTHEAST  
AROUND 7 MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID  
SKY COVER.......PC PC PC PC PC PC PC PC PC PC MCR MCR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............64 67 68 70 71 69 69 65 61 58 56 54  
RH..............53 43 40 36 35 38 39 49 56 64 69 74  
20 FT WIND DIR..NE NE NE E E E E E E E SE SE  
20 FT WIND SPD..5 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.8 8 9 9 9 9 10 10 10 10 10 10  
MIX HGT (KFT)...2.1 2.7 3.7 4.4 4.6 3.5 1.6 0.5 0.5 0.4 0.4 0.5  
TRANSP WIND DIR.N N NE NE SE SE SE SE S S S S  
TRANSP WIND SPD.3 6 7 7 7 8 10 9 9 10 10 12  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING  
CLEAR (0-10 PERCENT).  
TEMPERATURE.........MIN 47.  
RH..................MAX 86 PERCENT.  
WIND (20 FT)........EAST WINDS AROUND 6 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 6 MPH AFTER 3 AM.  
SMOKE DISPERSAL.....FAIR (24500 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3300 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 8 TO 12 MPH SHIFTING TO THE SOUTHWEST 10  
TO 12 MPH OVERNIGHT.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
TEMPERATURE.........MAX 81.  
RH..................MIN 28 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 9 MPH SHIFTING TO THE  
SOUTH 10 TO 16 MPH IN THE LATE MORNING AND  
AFTERNOON.  
SMOKE DISPERSAL.....POOR (4000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (85400 KNOT-FT) IN THE  
AFTERNOON INCREASING TO EXCELLENT (110200  
KNOT-FT) IN THE AFTERNOON.  
MIXING HEIGHT.......6200 FT AGL.  
TRANSPORT WINDS.....SOUTH 13 TO 21 MPH INCREASING TO 25 TO 28 MPH  
IN THE AFTERNOON.  
 
 
FORECASTER...WFO MPX  
REQUESTED BY...BRAD BOLDUAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610429.0/MPX  
.DELDT 04/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRAD.BOLDUAN@STATE.MN.US  
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