Spot Forecast
Issued by NWS Twin Cities, MN

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FNUS73 KMPX 250913
FWSMPX

Spot Forecast for MHHC Unit#3...Prior Lake Fire Dept
National Weather Service Twin Cities/Chanhassen MN
413 AM CDT Thu Apr 25 2024

Forecast is based on ignition time of 0800 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 MHHC Unit#3, 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 50s 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.........Mostly sunny (30-40 percent).
Temperature.........45 at ignition...Max 67.
RH..................62 percent at ignition...Min 33 percent.
Wind (20 ft)........Winds southeast at 9 mph at
                    ignition...otherwise Southeast winds 9 to 17
                    mph.
Smoke dispersal.....Poor /7300 knot-ft/ at ignition.
                    Max...excellent /105000 knot-ft/ increasing to
                    excellent (113100 knot-ft) late in the
                    afternoon.
Mixing height.......600 ft AGL at ignition...otherwise 5300 ft AGL.
Transport winds.....South 14 to 23 mph shifting to the southeast
                    around 25 mph late in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth at ignition...max 5.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM
Sky cover.......PC  MC  PC  PC  PC  MCR MCR MCR MCR MCR PC  PC
Weather cov.....
Weather type....
Tstm cov........
Temp............45  50  53  57  61  64  65  66  67  67  66  65
RH..............62  56  52  47  41  37  35  34  33  33  34  33
20 FT wind dir..SE  S   S   SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..9   12  13  13  14  16  16  17  17  16  16  16
20 FT wind gust.17  18  20  21  23  23  24  24  24  25  24  24
Mix hgt (kft)...0.6 1.1 1.4 2.0 3.2 4.7 5.1 5.3 5.2 5.1 5.1 2.1
Transp wind dir.S   S   S   S   S   S   S   S   S   SE  SE  SE
Transp wind spd.14  17  18  18  21  22  23  23  23  25  25  22
Haines index....5   5   5   5   5   5   5   5   5   5   5   5

$$
Forecaster...Dettmann
Requested by...Andy Wolfram
Type of request...PRESCRIBED
.TAG 2412318.0/MPX
.DELDT 04/25/24
.FormatterVersion 2.0.0
.EMAIL awolfram@hotmail.com


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