964  
FNUS73 KMPX 051254  
FWSMPX  
 
SPOT FORECAST FOR HORSESHOE LAKE...MN DNR  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
754 AM CDT TUE MAY 5 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 05.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION  
INCREASING NORTHWEST WINDS TODAY WILL STUNT THE  
AFTERNOON HIGH IN THE LOW TO MID 50S, AND DROP RH VALUES TO  
AROUND 25 TO 35 PERCENT. THE STRONGEST WINDS ARE EXPECTED TO  
DEVELOP FROM 11AM TO 7PM. SUSTAINED VALUES WILL RANGE MOSTLY FROM  
8-15 MPH WITH INFREQUENT GUSTS NEAR 25 MPH. WINDS SLOW AND TURN  
NORTH-NORTHWESTERLY BY LATE THIS EVENING. NO RAIN EXPECTED TODAY,  
BUT CLOUDS DO INCREASE THROUGHOUT THE MORNING AND AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).  
TEMPERATURE.........45 AT IGNITION...MAX 53.  
RH..................45 PERCENT AT IGNITION...MIN 31 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST AT 9 MPH AT  
IGNITION...OTHERWISE NORTHWEST WINDS 9 TO 15  
MPH.  
SMOKE DISPERSAL.....GOOD /53700 KNOT-FT/ AT IGNITION.  
MAX...EXCELLENT /145900 KNOT-FT/.  
MIXING HEIGHT.......4800 FT AGL AT IGNITION...OTHERWISE 7300 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 13 TO 21 MPH INCREASING TO 22 TO 23  
MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM  
SKY COVER.......PC PC MC MC MC MC MC MC MC MC PC PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............45 46 48 49 51 51 52 53 51 51 49 45  
RH..............45 43 39 37 34 34 33 32 33 32 36 43  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..9 12 13 14 15 15 15 15 15 15 13 10  
20 FT WIND GUST.17 18 20 21 22 22 22 22 22 21 20 17  
MIX HGT (KFT)...4.8 6.2 6.8 7.3 7.2 7.2 7.1 7.1 6.6 5.7 3.0 0.7  
TRANSP WIND DIR.NW NW W W W W W NW NW NW NW N  
TRANSP WIND SPD.13 16 18 20 21 23 23 22 22 21 17 14  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
MOSTLY CLEAR (15-25 PERCENT).  
TEMPERATURE.........MIN 30.  
RH..................MAX 69 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 6 TO 15 MPH DECREASING TO  
AROUND 5 MPH AFTER 3 AM.  
SMOKE DISPERSAL.....EXCELLENT (127600 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO GOOD (45300 KNOT-FT) LATE IN THE  
NIGHT DECREASING TO FAIR (13700 KNOT-FT) EARLY  
IN THE EVENING DECREASING TO POOR (2900  
KNOT-FT) LATE IN THE NIGHT IN THE LATE EVENING  
AND OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 13 TO 22 MPH SHIFTING TO THE NORTH 8  
TO 12 MPH OVERNIGHT.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). WIDESPREAD FROST  
EARLY IN THE MORNING.  
TEMPERATURE.........MAX 52.  
RH..................MIN 32 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 13 MPH.  
SMOKE DISPERSAL.....POOR (2800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (84200 KNOT-FT) IN THE  
AFTERNOON INCREASING TO EXCELLENT (113400  
KNOT-FT) LATE IN THE MORNING.  
MIXING HEIGHT.......7200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 8 TO 17 MPH INCREASING TO 21 TO 23  
MPH LATE IN THE MORNING.  
 
 
FORECASTER...DETTMANN  
REQUESTED BY...TIM KOPPELMAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612763.0/MPX  
.DELDT 05/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TIM.KOPPELMAN@STATE.MN.US  
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