372  
FNUS73 KMPX 111341  
FWSMPX  
 
SPOT FORECAST FOR COSTELLO PILES...USFWS  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
841 AM CDT WED JUN 11 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON JUNE 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
 
SCATTERED SHOWERS ARE EXPECTED TODAY WITH THE MORNING ROUND MOVING  
OUT BY MIDDAY, AS A SECOND ROUND FAVORING SOUTHERN MN ARRIVES  
DURING THE EVENING. RH SHOULD REMAIN ABOVE 40 PERCENT, AND EVEN  
HIGHER SHOULD A BRIEF SHOWER OCCUR AT ANY POINT. WINDS WILL  
MAINTAIN A NORTHEASTERLY DIRECTION AT 5-10MPH WITH LIMITED  
GUSTING.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF SHOWERS  
LATE IN THE MORNING, THEN SLIGHT CHANCE OF  
SHOWERS EARLY IN THE AFTERNOON.  
TEMPERATURE.........65 AT IGNITION...MAX 74.  
RH..................60 PERCENT AT IGNITION...MIN 43 PERCENT.  
WIND (20 FT)........WINDS NORTHEAST AT 6 MPH AT  
IGNITION...OTHERWISE NORTHEAST WINDS 5 TO 6  
MPH.  
SMOKE DISPERSAL.....POOR /11300 KNOT-FT/ AT IGNITION. MAX...GOOD  
/39100 KNOT-FT/.  
MIXING HEIGHT.......1300 FT AGL AT IGNITION...OTHERWISE 4000 FT  
AGL.  
TRANSPORT WINDS.....NORTHEAST 6 TO 10 MPH SHIFTING TO THE SOUTHWEST  
6 TO 12 MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM  
SKY COVER.......MC MC MC MC MC MC MC MC MC PC MCR PC  
WEATHER COV.....CHC CHC CHC SCH  
WEATHER TYPE....RW RW RW RW  
TSTM COV........  
TEMP............65 67 69 70 73 73 73 73 72 70 71 68  
RH..............60 55 51 47 43 43 44 46 48 51 49 59  
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE E E E  
20 FT WIND SPD..6 6 6 5 6 6 6 6 6 5 5 3  
20 FT WIND GUST.9 10 10 12 12 12 12 10 10 12 9 8  
MIX HGT (KFT)...1.3 1.8 2.7 2.7 3.5 3.9 4.0 3.9 3.9 3.7 2.5 0.8  
TRANSP WIND DIR.NE NE NE NE NE NE S S SW SE E E  
TRANSP WIND SPD.10 8 7 8 7 6 6 9 12 8 6 7  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). AREAS OF SMOKE  
AFTER 3 AM. SLIGHT CHANCE OF RAIN SHOWERS EARLY  
IN THE MORNING.  
TEMPERATURE.........MIN 52.  
RH..................MAX 89 PERCENT.  
WIND (20 FT)........EAST WINDS AROUND 5 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING EAST 5 TO 6 MPH  
AFTER 3 AM.  
SMOKE DISPERSAL.....FAIR (25600 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2000 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 8 MPH SHIFTING TO THE EAST 6  
TO 9 MPH.  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE  
OF RAIN SHOWERS IN THE MORNING. RAIN SHOWERS  
LIKELY IN THE AFTERNOON. AREAS OF SMOKE IN THE  
LATE MORNING AND AFTERNOON.  
TEMPERATURE.........MAX 70.  
RH..................MIN 58 PERCENT.  
WIND (20 FT)........EAST WINDS 6 TO 14 MPH.  
SMOKE DISPERSAL.....POOR (4000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (75100 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....EAST 9 TO 15 MPH INCREASING TO 20 TO 25 MPH IN  
THE LATE MORNING AND AFTERNOON.  
 

 
FORECASTER...HASENSTEIN  
REQUESTED BY...JARED CULBERTSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2515757.0/MPX  
.DELDT 06/11/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JARED_CULBERTSON@FWS.GOV  
 
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