306
FNUS73 KMPX 091115
FWSMPX
SPOT FORECAST FOR SIMON LAKE RX...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
615 AM CDT SAT MAY 9 2026
FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 09.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH
THIS FORECAST.
DISCUSSION
RH WILL CRASH ONCE AGAIN TODAY, IN THE MID 30S AT IGNITION DOWN
INTO THE MID 20S BY THE EARLY AFTERNOON AS TEMPERATURES STRUGGLE
TO GET ABOVE 60. WINDS WILL BE WEAKER THAN YESTERDAY BUT STILL
BREEZY, SUSTAINED AT 10-15MPH WITH GUSTING UP TO 20-25MPH, LEADING
TO ELEVATED BUT NOT CRITICAL FIRE CONDITIONS. THERE IS HIGH
CONFIDENCE IN THE FORECAST NORTHWESTERLY WIND DIRECTION WITH
LITTLE DEVIATION FROM A 310-340 DEGREE DIRECTION THROUGHOUT THE
DAY. SOME FAIR WEATHER CLOUDS ARE POSSIBLE THIS AFTERNOON, HOWEVER
WE SHOULD REMAIN MOSTLY CLEAR THROUGHOUT THE DAY AFTER THE MORNING
CLOUDS EXIT TO THE SOUTH.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
TEMPERATURE.........56 AT IGNITION...MAX 59.
RH..................34 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 18 MPH AT
IGNITION...OTHERWISE NORTHWEST WINDS 18 TO 20
MPH.
SMOKE DISPERSAL.....EXCELLENT /129300 KNOT-FT/ AT IGNITION.
MAX...EXCELLENT /152200 KNOT-FT/.
MIXING HEIGHT.......5900 FT AGL AT IGNITION...OTHERWISE 6900 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 24 TO 25 MPH.
TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P
SKY COVER.......CLR CLR CLR MCR MCR MCR MCR MCR MCR MCR MCR MCR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............56 57 58 58 58 59 57 56 54 49 46 44
RH..............34 30 28 28 28 26 28 30 32 39 45 47
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW N N N
20 FT WIND SPD..18 20 20 20 20 20 18 16 13 9 6 3
20 FT WIND GUST.28 28 29 29 29 29 28 24 20 14 9 7
MIX HGT (KFT)...5.9 6.2 6.0 6.3 6.5 6.9 6.9 6.6 0.9 0.6 0.5 0.4
TRANSP WIND DIR.NW NW NW NW NW NW NW NW N N N N
TRANSP WIND SPD.25 25 25 25 24 25 23 23 15 13 12 10
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
TEMPERATURE.........MIN 34.
RH..................MAX 79 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 9 TO 18 MPH SHIFTING TO THE
NORTH AROUND 6 MPH LATE IN THE EVENING, THEN
BECOMING LIGHT LATE IN THE EVENING BECOMING
NORTH AROUND 5 MPH OVERNIGHT.
SMOKE DISPERSAL.....EXCELLENT (131100 KNOT-FT) DECREASING TO POOR
(1400 KNOT-FT) EARLY IN THE EVENING.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 23 MPH SHIFTING TO THE NORTH 6
TO 13 MPH IN THE LATE EVENING AND OVERNIGHT.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
TEMPERATURE.........MAX 56.
RH..................MIN 33 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 14 MPH SHIFTING TO THE
NORTHWEST 15 TO 16 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (2800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (84700 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (111400
KNOT-FT) IN THE AFTERNOON.
MIXING HEIGHT.......7300 FT AGL.
TRANSPORT WINDS.....NORTH 9 TO 17 MPH SHIFTING TO THE NORTHWEST 18
TO 22 MPH LATE IN THE MORNING.
FORECASTER...HASENSTEIN
REQUESTED BY...ERIC CHIEN
TYPE OF REQUEST...PRESCRIBED
.TAG 2613196.0/MPX
.DELDT 05/09/26
.FORMATTERVERSION 2.0.0
.EMAIL ERIC.CHIEN@TNC.ORG,BENJAMIN.CARLSON@TNC.ORG
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