663
FNUS73 KMPX 081146
FWSMPX

Spot Forecast for Y-2 fob...Mn dma
National Weather Service Twin Cities/Chanhassen MN
646 AM CDT Wed May 8 2024

Forecast is based on ignition time of 1100 CDT on May 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

.DISCUSSION...For Y-2 fob, relative humidity values will fall to
near 40% this afternoon with temperatures warming to near 70.
Winds will remain calm through 9AM, with east-northeasterly winds
gradually increasing to around 10 mph by this afternoon. A few
gusts up to 15 mph are possible during the afternoon.

.REST OF TODAY...

Sky/weather.........Mostly sunny (35-45 percent).
Temperature.........61 at ignition...Max 69.
RH..................53 percent at ignition...Min 42 percent.
Wind (20 ft)........Winds northeast at 6 mph at
                    ignition...otherwise Northeast winds 6 to 10
                    mph.
Smoke dispersal.....Fair /15100 knot-ft/ at ignition. Max...good
                    /54000 knot-ft/.
Mixing height.......3000 ft AGL at ignition...otherwise 4900 ft
                    AGL.
Transport winds.....Northeast 6 to 14 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.......MCR MCR MCR PC  PC  PC  MC  MC  PC  MC  MC  MC
Weather cov.....
Weather type....
Tstm cov........
Temp............61  63  65  66  68  69  69  66  62  58  55  52
RH..............53  50  46  45  43  42  42  48  56  64  66  69
20 FT wind dir..NE  NE  NE  NE  E   E   E   E   NE  NE  NE  NE
20 FT wind spd..6   7   8   9   9   10  10  10  10  10  10  9
20 FT wind gust.9   10  13  14  14  16  16  16  16  16  16  14
Mix hgt (kft)...3.0 4.0 4.3 4.6 4.8 4.9 4.1 2.8 2.3 1.8 1.2 1.1
Transp wind dir.NE  NE  NE  E   E   E   E   E   E   NE  NE  E
Transp wind spd.6   8   9   12  13  13  14  16  16  17  18  18
Haines index....5   5   5   5   5   5   5   5   4   4   4   4

.TONIGHT...

Sky/weather.........Mostly cloudy (45-55 percent) then becoming
                    partly cloudy (45-55 percent) then becoming
                    mostly cloudy (50-60 percent) then becoming
                    partly cloudy (35-45 percent).
Temperature.........Min 41.
RH..................Max 79 percent.
Wind (20 ft)........Northeast winds 8 to 10 mph.
Smoke dispersal.....Good (39600 knot-ft) early in the evening
                    decreasing to poor (8300 knot-ft) late in the
                    night.
Mixing height.......600 ft AGL.
Transport winds.....Northeast 15 to 18 mph.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

.THURSDAY...

Sky/weather.........Sunny (20-30 percent).
Temperature.........Max 63.
RH..................Min 39 percent.
Wind (20 ft)........Northeast winds 7 to 10 mph.
Smoke dispersal.....Poor (8900 knot-ft) early in the morning
                    increasing to excellent (64500 knot-ft) in the
                    afternoon.
Mixing height.......6100 ft AGL.
Transport winds.....Northeast 10 to 17 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

$$
Forecaster...Grunzke
Requested by...Jason linkert
Type of request...PRESCRIBED
.TAG 2413469.0/MPX
.DELDT 05/08/24
.FormatterVersion 2.0.0
.EMAIL Timothy.j.notch.nfg@army.mil