567
FNUS73 KMPX 090957
FWSMPX

Spot Forecast for Milton Kjeldahl WMA Rx Burn...Minnesota DNR
National Weather Service Twin Cities/Chanhassen MN
457 AM CDT Thu May 9 2024

Forecast is based on ignition time of 0600 CDT on May 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

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

.DISCUSSION...Northeast winds 10-15 mph are expected today with
RH dropping into the 30s this afternoon.

.TODAY...

Sky/weather.........Sunny (15-25 percent).
Temperature.........46 at ignition...Max 66.
RH..................80 percent at ignition...Min 37 percent.
Wind (20 ft)........Winds northeast at 10 mph at
                    ignition...otherwise Northeast winds 10 to 13
                    mph.
Smoke dispersal.....Poor /7200 knot-ft/ at ignition.
                    Max...excellent /103700 knot-ft/.
Mixing height.......500 ft AGL at ignition...otherwise 7400 ft AGL.
Transport winds.....Northeast 16 to 18 mph shifting to the north 15
                    to 16 mph late in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth at ignition...max 5.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MCR MCR MCR MCR MCR MCR MCR MCR PC  PC  PC  MCR
Weather cov.....
Weather type....
Tstm cov........
Temp............46  45  48  52  56  59  61  63  64  65  65  66
RH..............80  82  77  71  64  57  51  46  43  40  40  37
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  N   N   N
20 FT wind spd..10  10  12  12  12  12  13  13  12  12  12  10
20 FT wind gust.20  18  20  18  17  18  18  18  17  17  16  16
Mix hgt (kft)...0.5 0.6 0.9 1.3 1.7 2.5 3.9 5.5 6.4 6.8 7.0 7.4
Transp wind dir.NE  NE  E   E   NE  NE  NE  NE  N   N   N   N
Transp wind spd.16  16  17  16  16  16  17  18  16  16  15  16
Haines index....5   4   4   4   4   4   4   4   4   4   4   4

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent).
Temperature.........Min 44.
RH..................Max 86 percent.
Wind (20 ft)........Northeast winds 6 to 9 mph early in the evening
                    becoming light, then becoming south 5 to 6 mph
                    overnight shifting to the southwest around 6
                    mph.
Smoke dispersal.....Excellent (98100 knot-ft) early in the evening
                    decreasing to poor (2200 knot-ft) late in the
                    night.
Mixing height.......300 ft AGL.
Transport winds.....North 7 to 16 mph shifting to the east around 6
                    mph late in the evening, then shifting to the
                    south 8 to 9 mph late in the evening shifting
                    to the southwest around 9 mph after 3 am.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...

Sky/weather.........Mostly sunny (30-40 percent). Scattered rain
                    showers in the afternoon.
Temperature.........Max 68.
RH..................Min 36 percent.
Wind (20 ft)........Southwest winds 6 to 8 mph shifting to the
                    northwest 10 to 18 mph late in the morning,
                    then increasing to 18 to 21 mph in the
                    afternoon.
Smoke dispersal.....Poor (3000 knot-ft) early in the morning
                    increasing to excellent (97200 knot-ft) in the
                    afternoon increasing to excellent (139000
                    knot-ft) in the afternoon.
Mixing height.......8700 ft AGL.
Transport winds.....West 10 to 14 mph increasing to northwest 21 to
                    30 mph in the late morning and early afternoon,
                    then increasing to 26 to 31 mph late in the
                    afternoon.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

$$
Forecaster...Borghoff
Requested by...Peter Borash
Type of request...PRESCRIBED
.TAG 2413512.0/MPX
.DELDT 05/09/24
.FormatterVersion 2.0.0
.EMAIL peter.borash@state.mn.us