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000
FNUS73 KMPX 211146
FWSMPX

Spot Forecast for Artichoke...FWS
National Weather Service Twin Cities/Chanhassen MN
646 AM CDT Sun Apr 21 2024

Forecast is based on ignition time of 1100 CDT on April 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

...NEAR CRITICAL FIRE WEATHER CONDITIONS TODAY FOR MUCH OF
CENTRAL AND SOUTHERN MINNESOTA...

.DISCUSSION...Clear, dry and breezy conditions will prevail
today. West to northwest winds will increase with sustained
speeds 10-15mph with gusts 15-20 mph. RH values will drop to
around 20 percent this mid-to-late this afternoon. This
combination of winds and RH values will likely produce elevated
fire weather concerns this afternoon and early evening.

.TODAY...

Sky/weather.........Sunny (0-5 percent).
Temperature.........50 at ignition...Max 62.
RH..................36 percent at ignition...Min 20 percent.
Wind (20 ft)........Winds west at 12 mph at ignition...otherwise
                    West winds 10 to 13 mph.
Mixing height.......4200 ft AGL at ignition...otherwise 6400 ft
                    AGL.
Transport winds.....West 15 to 20 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth at ignition...max 5.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR MCR MCR MCR
Weather cov.....
Weather type....
Tstm cov........
Temp............50  54  57  58  61  62  62  62  61  57  51  47
RH..............36  28  24  23  21  20  20  20  22  27  36  45
20 FT wind dir..W   NW  NW  W   W   W   W   W   W   SW  SW  SW
20 FT wind spd..12  12  13  12  12  10  10  10  9   7   7   8
20 FT wind gust.18  18  18  17  17  17  16  15  13  10  10  12
Mix hgt (kft)...4.2 5.3 5.9 6.2 6.2 6.4 6.1 5.9 5.4 0.6 0.5 0.4
Transp wind dir.NW  W   W   W   W   W   W   W   W   SW  SW  SW
Transp wind spd.20  20  18  17  16  15  15  15  15  10  10  13
Haines index....5   5   4   4   4   4   4   4   5   5   5   5

.TONIGHT...

Sky/weather.........Partly cloudy (20-30 percent) then becoming
                    mostly cloudy (50-60 percent).
Temperature.........Min 40.
RH..................Max 62 percent.
Wind (20 ft)........Southwest winds 7 to 10 mph shifting to the
                    south 8 to 16 mph in the late evening and
                    overnight.
Mixing height.......400 ft AGL.
Transport winds.....West 10 to 15 mph shifting to the southwest 13
                    to 21 mph in the late evening and overnight.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

.MONDAY...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    mostly sunny (40-50 percent). Slight chance of
                    rain showers early in the afternoon.
Temperature.........Max 68.
RH..................Min 28 percent.
Wind (20 ft)........Southwest winds 13 to 22 mph shifting to the
                    west around 14 mph late in the afternoon.
Mixing height.......5500 ft AGL.
Transport winds.....Southwest 16 to 25 mph shifting to the west 15
                    to 18 mph late in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

$$
Forecaster...Calderone
Requested by...Millette
Type of request...PRESCRIBED
.TAG 2411565.0/MPX
.DELDT 04/21/24
.FormatterVersion 2.0.0
.EMAIL phil_millette@fws.gov