499
FNUS73 KMPX 201233
FWSMPX
SPOT FORECAST FOR RUNWAY FAN...MN DEPARTMENT OF MILITARY AFFAIRS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
733 AM CDT WED MAY 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MAY 20.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH
THIS FORECAST.
DISCUSSION
FOR RUNWAY FAN BURN, MOSTLY CLEAR SKIES THIS MORNING ALONG WITH
LIGHT SOUTHERLY WINDS AT LESS THAN 5 MPH. WINDS TURN TO THE SOUTHEAST LATE
MORNING WITH SPEEDS INCREASING TO 5 TO 10 MPH. A FEW SPORADIC GUSTS
UP TO 15 MPH WILL BE POSSIBLE. SCATTERED CLOUD COVER WILL BEGIN TO
MOVE IN THIS AFTERNOON. RH WILL BE IN THE 70S AT IGNITION AND
FALL TO NEAR 25 TO 30 PERCENT LATE THIS AFTERNOON.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
TEMPERATURE.........40 AT IGNITION...MAX 63.
RH..................82 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS NORTH AT 0 MPH AT IGNITION...OTHERWISE
LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR /4400 KNOT-FT/ AT IGNITION. MAX...GOOD
/31300 KNOT-FT/.
MIXING HEIGHT.......900 FT AGL AT IGNITION...OTHERWISE 6200 FT AGL.
TRANSPORT WINDS.....NORTHWEST 6 TO 8 MPH SHIFTING TO THE SOUTHWEST
5 TO 6 MPH LATE IN THE AFTERNOON.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
SKY COVER.......MCR CLR CLR CLR CLR CLR CLR CLR CLR MCR PC PC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............40 44 49 53 56 58 59 61 62 63 63 61
RH..............82 67 52 45 39 35 32 29 27 26 26 29
20 FT WIND DIR..N N N N N N W SE SE SE SE S
20 FT WIND SPD..0 1 1 3 2 2 2 2 3 5 6 5
20 FT WIND GUST. 2 2 6 3 3 3 3 6 7 9 7
MIX HGT (KFT)...0.9 2.5 3.8 4.4 5.0 5.7 5.9 6.2 6.0 6.1 5.6 4.4
TRANSP WIND DIR.N N NW NW NW NW NW NW SW S S S
TRANSP WIND SPD.6 7 8 7 7 6 6 6 5 6 6 7
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
TEMPERATURE.........MIN 39.
RH..................MAX 82 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH EARLY IN THE EVENING
BECOMING LIGHT.
SMOKE DISPERSAL.....FAIR (29400 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (3700 KNOT-FT) LATE IN THE
NIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 6 TO 12 MPH.
THURSDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
TEMPERATURE.........MAX 66.
RH..................MIN 33 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 7 TO 13 MPH
EARLY IN THE MORNING.
SMOKE DISPERSAL.....POOR (3200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (107200 KNOT-FT) IN THE
AFTERNOON.
MIXING HEIGHT.......6700 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 18 MPH.
FORECASTER...HEWETT
REQUESTED BY...JASON LINKERT
TYPE OF REQUEST...PRESCRIBED
.TAG 2614104.0/MPX
.DELDT 05/20/26
.FORMATTERVERSION 2.0.0
.EMAIL TIMOTHY.J.NOTCH.NFG@ARMY.MIL
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