665  
FNUS73 KMPX 301410  
FWSMPX  
 
SPOT FORECAST FOR BYHOLT MARSH RX...MN DNR  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
910 AM CDT FRI MAY 30 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
MOSTLY SUNNY SKIES WILL PREVAIL TODAY WITH NO  
PRECIPITATION EXPECTED. NORTHWEST WINDS 10-15MPH WITH GUSTS  
AROUND 20MPH ARE EXPECTED THROUGHOUT THE DAY. RH VALUES WILL  
BOTTOM OUT AROUND 30 PERCENT ROUGHLY BETWEEN 4PM-6PM.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
TEMPERATURE.........68 AT IGNITION...MAX 81.  
RH..................54 PERCENT AT IGNITION...MIN 30 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST AT 10 MPH AT  
IGNITION...OTHERWISE NORTHWEST WINDS 10 TO 13  
MPH.  
SMOKE DISPERSAL.....GOOD /38600 KNOT-FT/ AT IGNITION.  
MAX...EXCELLENT /114200 KNOT-FT/.  
MIXING HEIGHT.......2400 FT AGL AT IGNITION...OTHERWISE 7600 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 17 TO 20 MPH.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM  
SKY COVER.......PC MC PC PC PC PC PC MC MC PC PC PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............68 72 74 77 79 80 81 81 80 78 75 71  
RH..............54 46 40 36 34 31 30 30 31 35 40 47  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW  
20 FT WIND SPD..10 12 12 12 12 12 13 13 12 10 8 6  
20 FT WIND GUST.18 20 20 20 20 20 20 21 20 17 16 13  
MIX HGT (KFT)...2.4 6.0 7.1 7.4 7.6 7.4 7.4 7.1 6.5 4.1 0.6 0.4  
TRANSP WIND DIR.NW NW NW W NW W W NW NW NW NW NW  
TRANSP WIND SPD.18 20 18 17 17 17 17 18 18 17 13 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT).  
TEMPERATURE.........MIN 53.  
RH..................MAX 80 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 12 MPH.  
SMOKE DISPERSAL.....EXCELLENT (103700 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (4000 KNOT-FT) LATE IN THE  
NIGHT DECREASING TO POOR (3300 KNOT-FT) LATE IN  
THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 10 TO 18 MPH.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). AREAS OF SMOKE IN  
THE LATE MORNING AND AFTERNOON.  
TEMPERATURE.........MAX 87.  
RH..................MIN 29 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH INCREASING TO 8 TO 9  
MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (74600 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......8300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 10 TO 12 MPH SHIFTING TO THE NORTH IN  
THE AFTERNOON.  
 

 
FORECASTER...CALDERONE  
REQUESTED BY...CORY NETLAND  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2515052.0/MPX  
.DELDT 05/30/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CORY.NETLAND@STATE.MN.US  
 
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