200
FNUS73 KMPX 101210
FWSMPX

Spot Forecast for Roy Lenzen WMA...MN DNR
National Weather Service Twin Cities/Chanhassen MN
710 AM CDT Thu Sep 10 2026

Forecast is based on ignition time of 0900 CDT on September 10.
Please contact our office if you have questions or concerns with
this forecast.

.DISCUSSION...With high pressure prevailing across the area,
sunny skies will prevail with highs warming into the lower 80s
after starting in the upper 40s at sunrise. Minimum RH values will
bottom out near the mid-30s percent. Winds will be fairly tame
through this morning, starting out light/variable then settling
from a southerly direction 5-10mph. This afternoon, speeds will
become a bit breezy/gusty, increasing to 10-15mph with gusts
near 20mph, highest from 3pm onward.


.TODAY...

Sky/weather.........Sunny (0-5 percent).
Temperature.........63 at ignition...Max 82.
RH..................78 percent at ignition...Min 38 percent.
Wind (20 ft)........Winds south at 3 mph at ignition...otherwise
                    Light winds becoming south 5 to 13 mph in the
                    late morning and afternoon.
Smoke dispersal.....Poor /2900 knot-ft/ at ignition.
                    Max...excellent /81500 knot-ft/ increasing to
                    excellent (79000 knot-ft) late in the
                    afternoon.
Mixing height.......500 ft AGL at ignition...otherwise 7000 ft AGL.
Transport winds.....Southwest 7 to 15 mph increasing to 16 to 17
                    mph late in the afternoon.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR MCR MCR
Weather cov.....
Weather type....
Tstm cov........
Temp............63  68  72  76  79  81  82  82  82  80  78  74
RH..............78  65  55  48  42  39  38  38  40  44  47  55
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..3   5   7   8   9   10  12  13  13  12  10  12
20 FT wind gust.8   9   12  14  15  17  18  18  20  20  18  20
Mix hgt (kft)...0.5 0.9 1.7 3.3 4.8 6.3 7.0 6.8 5.6 3.4 0.7 0.5
Transp wind dir.S   S   S   SW  SW  SW  SW  SW  SW  S   S   S
Transp wind spd.7   8   9   12  13  15  17  17  16  15  13  14

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Temperature.........Min 64.
RH..................Max 78 percent.
Wind (20 ft)........South winds 10 to 15 mph.
Smoke dispersal.....Good (44400 knot-ft) early in the evening
                    decreasing to poor (5700 knot-ft) late in the
                    night.
Mixing height.......400 ft AGL.
Transport winds.....South 13 to 17 mph.

.FRIDAY...

Sky/weather.........Mostly sunny (35-45 percent) then becoming
                    mostly cloudy (75-85 percent) then becoming
                    mostly sunny (40-50 percent). Slight chance of
                    showers and thunderstorms late in the
                    afternoon.
Temperature.........Max 84.
RH..................Min 58 percent.
Wind (20 ft)........South winds 15 to 21 mph. Gusty and erratic
                    winds expected near thunderstorms late in the
                    afternoon.
Smoke dispersal.....Poor (7000 knot-ft) early in the morning
                    increasing to excellent (104200 knot-ft) in the
                    afternoon increasing to excellent (79300
                    knot-ft) late in the afternoon.
Mixing height.......4600 ft AGL.
Transport winds.....South 17 to 24 mph increasing to 22 to 30 mph
                    in the afternoon.

$$
Forecaster...Calderone
Requested by...Louise Spiczka
Type of request...PRESCRIBED
.TAG 2621569.0/MPX
.DELDT 09/10/26
.FormatterVersion 2.0.0
.EMAIL louise.spiczka@state.mn.us