National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FNUS73 KMPX 250911
FWSMPX

Spot Forecast for Pool 9...MN DNR
National Weather Service Twin Cities/Chanhassen MN
411 AM CDT Thu Apr 25 2024

Forecast is based on ignition time of 0900 CDT on April 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

Please contact our office if you have questions or concerns with
this forecast.

.DISCUSSION...For Pool 9, skies will be mostly sunny today with a
few high clouds moving through from southwest to northeast this
afternoon. This will allow highs today to be in the mid to upper
60s. Dry conditions are expected, with relative humidity values
forecasted to be in the 40s this morning before dropping into the
mid-low 30s by the afternoon. South- southeasterly winds will
gradually increase throughout the day, reaching 15-20 mph
sustained by this evening.

.REST OF TODAY...

Sky/weather.........Sunny (15-25 percent).
Temperature.........49 at ignition...Max 66.
RH..................54 percent at ignition...Min 34 percent.
Wind (20 ft)........Winds southeast at 10 mph at
                    ignition...otherwise Southeast winds 10 to 15
                    mph.
Smoke dispersal.....Fair /16900 knot-ft/ at ignition.
                    Max...excellent /109300 knot-ft/.
Mixing height.......1200 ft AGL at ignition...otherwise 5700 ft
                    AGL.
Transport winds.....South 15 to 23 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth at ignition...max 5.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM
Sky cover.......MCR MCR MCR MCR MCR MCR MCR MCR MCR PC  PC  PC
Weather cov.....
Weather type....
Tstm cov........
Temp............49  54  58  60  64  64  65  66  65  65  64  59
RH..............54  48  44  42  35  35  34  34  35  37  38  42
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..10  10  13  14  15  15  15  15  15  14  14  14
20 FT wind gust.17  18  20  21  22  23  23  23  23  22  21  22
Mix hgt (kft)...1.2 1.4 2.4 3.5 4.8 5.5 5.7 5.7 5.3 4.7 1.1 0.7
Transp wind dir.S   S   S   S   S   S   S   S   S   SE  SE  SE
Transp wind spd.16  15  17  21  22  23  22  22  23  23  21  18
Haines index....5   5   5   5   5   5   5   5   5   5   5   5

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    mostly cloudy (45-55 percent) then becoming
                    partly cloudy (45-55 percent) then becoming
                    mostly cloudy (60-70 percent). Slight chance of
                    rain showers overnight. Chance of rain showers
                    after 3 am.
Temperature.........Min 45.
RH..................Max 71 percent.
Wind (20 ft)........Southeast winds 14 to 17 mph.
Smoke dispersal.....Excellent (94800 knot-ft) early in the evening
                    decreasing to poor (9900 knot-ft) late in the
                    night.
Mixing height.......700 ft AGL.
Transport winds.....Southeast 17 to 23 mph.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

.FRIDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Rain showers
                    through the day. Chance of thunderstorms in the
                    afternoon.
Temperature.........Max 55.
RH..................Min 58 percent.
Wind (20 ft)........Southeast winds 17 to 21 mph with gusts to
                    around 37 mph. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Smoke dispersal.....Fair (16500 knot-ft) early in the morning
                    increasing to good (59000 knot-ft) in the
                    afternoon.
Mixing height.......2400 ft AGL.
Transport winds.....Southeast 22 to 29 mph.
Haines Index........2 to 4 or very low to low potential for large
                    plume dominated fire growth.

$$
Forecaster...Dettmann
Requested by...Kevin Berens
Type of request...PRESCRIBED
.TAG 2412334.1/MPX
.DELDT 04/25/24
.FormatterVersion 2.0.0
.EMAIL kevin.berens@state.mn.us