953  
FNUS73 KMPX 231236  
FWSMPX  
 
SPOT FORECAST FOR ST CROIX PRAIRIE...USFWS  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
736 AM CDT THU APR 23 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 23.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
 
CLOUDY SKIES ARE EXPECTED TODAY AHEAD OF A ROUND OF SHOWERS AND  
THUNDERSTORMS ARRIVING THIS AFTERNOON. RH WILL REMAIN ON THE  
HIGHER END DUE TO THE CLOUD COVER AND MOISTURE ARRIVING AHEAD OF  
THE STORMS, IN THE MID 70S AT IGNITION AND MINIMUM AROUND 70  
PERCENT. WINDS WILL BE BREEZY OUT OF THE SOUTH, SUSTAINED AT  
15-20MPH WITH GUSTS LARGELY ABSENT UNTIL STORMS ARRIVE, WITH A  
SHIFT TOWARDS THE SOUTHWEST AND EVENTUALLY NORTHWEST AFTER STORMS  
MOVE THROUGH THIS EVENING. START TIME OF SHOWERS LOOKS TO BE AFTER  
NOON, MOST LIKELY BETWEEN 1-2PM AND LASTING THROUGH AT LEAST 7-8PM  
THIS EVENING.  
   
REST OF TODAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS AND CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
TEMPERATURE.........67 AT IGNITION...MAX 72.  
RH..................75 PERCENT AT IGNITION...MIN 68 PERCENT.  
WIND (20 FT)........WINDS SOUTH AT 17 MPH AT IGNITION...OTHERWISE  
SOUTH WINDS 17 TO 21 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.  
SMOKE DISPERSAL.....EXCELLENT /62400 KNOT-FT/ AT IGNITION.  
MAX...EXCELLENT /77800 KNOT-FT/.  
MIXING HEIGHT.......2500 FT AGL AT IGNITION...OTHERWISE 3000 FT  
AGL.  
TRANSPORT WINDS.....SOUTH 24 TO 30 MPH.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM  
SKY COVER.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY  
WEATHER COV..... CHC CHC LKY DEF DEF DEF DEF LKY CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH CHC CHC CHC CHC CHC CHC  
TEMP............67 69 70 70 71 71 70 70 68 67 65 63  
RH..............75 70 68 71 71 73 73 76 81 81 87 93  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..17 18 20 20 21 20 18 17 15 13 10 9  
20 FT WIND GUST.26 28 29 29 29 29 29 26 24 22 20 18  
MIX HGT (KFT)...2.5 3.0 2.6 2.3 2.1 2.3 1.9 1.8 1.1 0.9 0.7 0.6  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.29 30 29 29 28 30 24 24 20 20 17 15  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). RAIN SHOWERS IN  
THE EVENING. CHANCE OF THUNDERSTORMS THROUGH  
THE NIGHT. CHANCE OF RAIN SHOWERS OVERNIGHT.  
TEMPERATURE.........MIN 44.  
RH..................MAX 97 PERCENT.  
WIND (20 FT)........SOUTH WINDS 8 TO 15 MPH SHIFTING TO THE WEST 8  
TO 10 MPH OVERNIGHT, THEN SHIFTING TO THE  
NORTHWEST AROUND 10 MPH AFTER 3 AM. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY  
IN THE EVENING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
SMOKE DISPERSAL.....FAIR (18800 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (6900 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTH 13 TO 20 MPH SHIFTING TO THE NORTHWEST 15  
TO 20 MPH OVERNIGHT.  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
TEMPERATURE.........MAX 60.  
RH..................MIN 37 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 12 TO 13 MPH.  
SMOKE DISPERSAL.....POOR (10100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (84400 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 17 TO 23 MPH.  
 

 
FORECASTER...HASENSTEIN  
REQUESTED BY...TRACY RONNANDER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2611466.0/MPX  
.DELDT 04/23/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRACY_RONNANDER@FWS.GOV  
 
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