821
FNUS73 KMPX 281318
FWSMPX

Spot Forecast for Prairie Big Woods...MN DNR
National Weather Service Twin Cities/Chanhassen MN
818 AM CDT Tue May 28 2024

Forecast is based on ignition time of 1100 CDT on May 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

.DISCUSSION...Clouds will decrease through the day today with no
additional precipitation expected. North winds 10-15 mph gusting
to around 20 mph. RH will bottom out around 45 percent late this
afternoon.

.REST OF TODAY...

Sky/weather.........Partly sunny (50-60 percent).
Temperature.........61 at ignition...Max 64.
RH..................60 percent at ignition...Min 46 percent.
Wind (20 ft)........Winds northwest at 10 mph at
                    ignition...otherwise Northwest winds 10 to 14
                    mph.
Smoke dispersal.....Excellent /78800 knot-ft/ at ignition.
                    Max...excellent /99700 knot-ft/.
Mixing height.......4400 ft AGL at ignition...otherwise 5600 ft
                    AGL.
Transport winds.....North 20 to 21 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth at ignition...max 3.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
Sky cover.......MC  MC  MC  MC  MC  MC  PC  PC  PC  PC  PC  MCR
Weather cov.....
Weather type....
Tstm cov........
Temp............61  62  62  63  63  64  64  64  62  61  57  55
RH..............60  58  56  52  52  48  48  46  50  51  62  66
20 FT wind dir..NW  NW  NW  NW  N   N   N   N   N   N   N   N
20 FT wind spd..10  12  13  14  14  14  13  12  10  8   6   5
20 FT wind gust.17  20  20  21  21  21  21  20  18  15  13  12
Mix hgt (kft)...4.4 5.1 5.5 5.4 5.5 5.6 5.2 4.9 3.4 0.6 0.5 0.5
Transp wind dir.N   N   N   N   N   N   N   N   N   N   N   N
Transp wind spd.21  21  21  20  21  20  20  18  17  14  12  12
Haines index....3   3   3   3   3   3   3   3   3   3   3   3

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Temperature.........Min 45.
RH..................Max 89 percent.
Wind (20 ft)........North winds 5 to 12 mph in the evening becoming
                    light.
Smoke dispersal.....Excellent (78100 knot-ft) early in the evening
                    decreasing to poor (2400 knot-ft) late in the
                    night.
Mixing height.......300 ft AGL.
Transport winds.....North 9 to 18 mph shifting to the northeast
                    around 8 mph early in the morning.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.WEDNESDAY...

Sky/weather.........Sunny (10-20 percent).
Temperature.........Max 70.
RH..................Min 40 percent.
Wind (20 ft)........Light winds becoming east 6 to 8 mph late in
                    the morning.
Smoke dispersal.....Poor (2400 knot-ft) early in the morning
                    increasing to good (51300 knot-ft) in the
                    afternoon.
Mixing height.......5500 ft AGL.
Transport winds.....East around 8 mph increasing to 8 to 12 mph in
                    the late morning and afternoon.
Haines Index........2 to 3 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Borghoff
Requested by...Louise Spiczka
Type of request...PRESCRIBED
.TAG 2415196.0/MPX
.DELDT 05/28/24
.FormatterVersion 2.0.0
.EMAIL louise.spiczka@state.mn.us