251  
FNUS73 KMPX 301704  
FWSMPX  
 
SPOT FORECAST FOR PLATT RIVER 80...USFWS  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
1204 PM CDT MON MAR 30 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MARCH 30.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION
 
 
FOR THE PLATT RIVER 80, TEMPERATURES WILL BE IN THE MID TO UPPER  
50S AT 1330 IGNITION TIME, WITH RH IN THE MID TO UPPER 30S. WIND  
DIRECTION WILL BE CONSISTENT THROUGH 5PM OUT OF THE EAST WITH  
SPEEDS OF AROUND 10MPH AT GROUND LEVEL INCREASING TO 12-15MPH OFF  
THE SURFACE, WITH SPEEDS GENERALLY DECREASING SLOWLY THE REST OF  
THE DAY. AFTER 5PM, WINDS WILL TAKE A SLIGHT NORTHEASTERN TURN OFF  
THE SURFACE BUT REMAIN EASTERLY AT GROUND LEVEL AS SPEEDS SLOWLY  
FALL BACK TO UNDER 10MPH. SKIES WILL BE PARTLY CLOUDY WITH MAINLY  
HIGH CLOUDS WITH NO PRECIPITATION.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).  
TEMPERATURE.........55 AT IGNITION...MAX 59.  
RH..................38 PERCENT AT IGNITION...MIN 37 PERCENT.  
WIND (20 FT)........WINDS EAST AT 10 MPH AT IGNITION...OTHERWISE  
EAST WINDS 9 TO 10 MPH.  
SMOKE DISPERSAL.....GOOD /31500 KNOT-FT/ AT IGNITION. MAX...GOOD  
/31500 KNOT-FT/.  
MIXING HEIGHT.......2100 FT AGL AT IGNITION...OTHERWISE 2700 FT  
AGL.  
TRANSPORT WINDS.....EAST 12 TO 17 MPH.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID  
SKY COVER.......PC PC MC MC MC MC PC MCR MCR MCR PC PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............55 57 58 59 58 56 53 46 41 38 36 35  
RH..............38 37 37 37 37 40 43 53 59 67 72 72  
20 FT WIND DIR..E E E E E NE NE NE NE NE NE NE  
20 FT WIND SPD..10 10 10 9 10 10 10 12 12 12 10 9  
20 FT WIND GUST.17 17 17 17 17 17 17 21 21 20 20 18  
MIX HGT (KFT)...2.1 2.4 2.7 2.7 2.6 2.1 1.7 1.3 1.2 1.2 1.2 1.2  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.17 15 13 13 12 13 15 16 17 16 15 14  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN  
SHOWERS AFTER 3 AM. SLIGHT CHANCE OF RAIN  
SHOWERS EARLY IN THE MORNING.  
TEMPERATURE.........MIN 32.  
RH..................MAX 89 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 8 TO 12 MPH.  
SMOKE DISPERSAL.....FAIR (22800 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (9300 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....EAST 13 TO 17 MPH SHIFTING TO THE NORTH 12 TO  
15 MPH AFTER 3 AM.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING  
MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE MORNING.  
TEMPERATURE.........MAX 46.  
RH..................MIN 39 PERCENT.  
WIND (20 FT)........NORTH WINDS 7 TO 9 MPH SHIFTING TO THE  
NORTHWEST 10 TO 16 MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (10800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (93100 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....NORTH 12 TO 14 MPH SHIFTING TO THE NORTHWEST 18  
TO 24 MPH LATE IN THE MORNING.  
 

 
FORECASTER...HASENSTEIN  
REQUESTED BY...ROBERT BENGSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2608574.0/MPX  
.DELDT 03/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ROBERT_BENGSON@FWS.GOV  
 
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