666  
FNUS73 KMPX 141007  
FWSMPX  
 
SPOT FORECAST FOR COBB RIVER RX...USFWS  
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN  
507 AM CDT TUE APR 14 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON APRIL 14.  
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH  
THIS FORECAST.  
   
DISCUSSION  
RH WILL REMAIN HIGH FOR MUCH OF THE DAY, BUT WILL  
DRY OUT BACK TO MODERATE LEVELS MID TO LATE AFTERNOON. WINDS WILL  
REMAIN LIGHT AND MOSTLY NORTHWEST, BUT MAY SHIFT BETWEEN SOUTHWEST  
AND NORTH DIRECTIONS. GIVEN LIGHT WINDS AND RELATIVELY SHALLOW  
MIXING HEIGHTS, SMOKE DISPERSAL WILL REMAIN POOR TO FAIR.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). WIDESPREAD FOG  
EARLY IN THE MORNING, THEN AREAS OF FOG LATE IN  
THE MORNING.  
TEMPERATURE.........52 AT IGNITION...MAX 70.  
RH..................100 PERCENT AT IGNITION...MIN 59 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST AT 6 MPH AT  
IGNITION...OTHERWISE NORTHWEST WINDS 5 TO 6 MPH  
SHIFTING TO THE WEST AROUND 5 MPH LATE IN THE  
MORNING, THEN SHIFTING TO THE NORTHWEST 6 TO 9  
MPH LATE IN THE MORNING SHIFTING TO THE NORTH  
AROUND 8 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR /9000 KNOT-FT/ AT IGNITION. MAX...FAIR  
/29400 KNOT-FT/.  
MIXING HEIGHT.......1000 FT AGL AT IGNITION...OTHERWISE 2900 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 7 TO 10 MPH SHIFTING TO THE NORTH 12  
TO 13 MPH.  
 
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM  
SKY COVER.......CDY CDY CDY MC CDY MC MC MC MC MC MC MC  
WEATHER COV.....WID WID WID ARS SCH  
WEATHER TYPE....FOG FOG FOG FOG RW  
TSTM COV........ SCH  
TEMP............52 54 56 58 60 61 63 65 67 68 69 67  
RH..............100 93 90 87 84 81 75 70 63 61 59 61  
20 FT WIND DIR..NW NW W W NW NW N N N N N N  
20 FT WIND SPD..6 6 5 5 6 7 9 9 9 8 8 9  
20 FT WIND GUST.9 9 9 9 10 12 13 13 13 14 14 14  
MIX HGT (KFT)...1.0 0.7 1.1 1.1 1.3 1.6 1.9 2.3 2.4 2.9 2.9 1.9  
TRANSP WIND DIR.NW NW NW W NW NW N N N N N N  
TRANSP WIND SPD.10 8 7 6 7 10 12 13 13 12 12 9  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
TEMPERATURE.........MIN 48.  
RH..................MAX 93 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
SMOKE DISPERSAL.....FAIR (15100 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2700 KNOT-FT) LATE IN THE  
NIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTH 7 TO 13 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS IN THE MORNING. CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON.  
TEMPERATURE.........MAX 66.  
RH..................MIN 58 PERCENT.  
WIND (20 FT)........NORTH WINDS 6 TO 9 MPH.  
SMOKE DISPERSAL.....POOR (2100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (44800 KNOT-FT) IN THE  
AFTERNOON.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....NORTH 7 TO 15 MPH SHIFTING TO THE NORTHWEST  
AROUND 13 MPH LATE IN THE AFTERNOON.  
 
 
FORECASTER...BORGHOFF  
REQUESTED BY...JAMES CORBETT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610229.0/MPX  
.DELDT 04/14/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DANIEL_PAULSON@FWS.GOV,JAMES_CORBETT@FWS.GOV  
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