503
FNUS73 KDLH 031409
FWSDLH

Spot Forecast for Sleeping Giant...USFS
National Weather Service Duluth MN
809 AM CST Wed Dec 3 2025

Forecast is based on ignition time of 1100 CST on December 03.
If there are questions or concerns with this forecast, or if
conditions become unrepresentative, contact the National
Weather Service in Duluth at 218-729-0653.

.DISCUSSION...

Mostly cloudy skies this morning become partly sunny into the
afternoon hours. Flurries remain possible at the fire site through
all of today, but no accumulations are expected. Northwest winds
remain gusting to 20 mph through today, but expect a wind shift
to southerly for Thursday. Even higher light snow chances, with
accumulations around 1 inch, are forecast Thursday mid-afternoon.

.REST OF TODAY...

Sky/weather.........Partly sunny (60-70 percent).
Chance of pcpn......10 percent.
Max temperature.....Around 10 above.
Min humidity........63 percent.
Wind (20 ft)........Northwest winds 9 to 12 mph with gusts to
                    around 21 mph.
Mixing height.......3900 ft AGL decreasing.
Transport winds.....Northwest 18 to 26 mph.
Smoke dispersal.....Excellent (68900-88700 knot-ft) decreasing to
                    good (30700-47700 knot-ft) late in the
                    afternoon.
Pcpn amount.........0.00 inches.

TIME (CST)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  MC  MC  MC
Weather cov.....
Weather type....SN  SN  SN  SN  SN  SN  SN
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  10  10
Temp............9   8   8   8   6   5   4
RH..............63  63  69  69  72  65  69
20 FT wind dir..NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..10  10  11  11  10  9   9
20 FT wind gust.20  20  21  21  21  21  20
Mix hgt (kft)...3.3 3.4 3.6 3.7 3.9 2.7 1.9
Transp wind dir.NW  NW  NW  NW  NW  NW  NW
Transp wind spd.24  24  24  25  26  21  18
SDspl kt-ft/100069  72  76  80  89  48  31

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent).
Chance of pcpn......0 percent.
Min temperature.....Around 10 below.
Max humidity........95 percent.
Wind (20 ft)........Northwest winds 5 to 8 mph with gusts to around
                    18 mph in the evening becoming light.
Mixing height.......1300 ft AGL.
Transport winds.....Northwest 12 to 20 mph shifting to the west 8
                    to 10 mph overnight.
Smoke dispersal.....Poor to fair (3100-21000 knot-ft).
Pcpn amount.........0.00 inches.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC  PC  PC  PC  PC  PC  PC  PC  MCR MCR MCR MCR
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............2   1   0   -1  -1  -2  -3  -4  -6  -7  -7  -9
RH..............68  68  75  75  75  75  82  82  86  91  86  91
20 FT wind dir..NW  NW  NW  NW  W   W   W   W   W   W   SW  SW
20 FT wind spd..8   8   7   6   5   5   4   3   3   2   2   2
20 FT wind gust.18  16  16  14  14  13  12  11  11  9   9   9
Mix hgt (kft)...1.2 1.1 1.3 1.1 1.1 1.0 0.8 0.6 0.5 0.5 0.4 0.4
Transp wind dir.NW  NW  NW  NW  NW  NW  W   W   W   W   W   W
Transp wind spd.20  18  18  17  16  15  14  12  10  10  8   8
SDspl kt-ft/100021  18  21  16  15  13  10  6   4   4   3   3

.THURSDAY...

Sky/weather.........Mostly sunny (40-50 percent) then becoming
                    mostly cloudy (75-85 percent). Chance of snow
                    in the afternoon.
Chance of pcpn......40 percent.
Max temperature.....Around 14.
Min humidity........50 percent.
Wind (20 ft)........Light winds becoming south 5 to 12 mph with
                    gusts to around 18 mph early in the morning.
Mixing height.......1800 ft AGL.
Transport winds.....Southwest 9 to 17 mph increasing to 29 to 30
                    mph.
Smoke dispersal.....Poor to fair (3600-18300 knot-ft) increasing to
                    fair to good (26300-46000 knot-ft) late in the
                    morning.
Pcpn amount.........0.00 inches.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MCR PC  PC  MC  MC  MC  MC  MC  MC  MC  MC  CDY
Weather cov.....                            SHC SHC CHC CHC CHC
Weather type....                            SN  SN  SN  SN  SN
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   10  20  30  40  40
Temp............-8  -8  -8  -2  0   4   7   10  12  12  12  10
RH..............86  86  95  87  79  65  57  52  50  52  55  66
20 FT wind dir..SW  SW  S   S   S   S   S   S   S   S   S   S
20 FT wind spd..2   3   4   5   6   8   9   10  11  11  11  11
20 FT wind gust.9   11  12  13  14  16  18  20  21  22  23  23
Mix hgt (kft)...0.4 0.5 0.6 0.8 1.1 1.3 1.6 1.6 1.7 1.7 1.8 1.8
Transp wind dir.SW  SW  SW  S   S   SW  SW  SW  S   S   S   SW
Transp wind spd.9   10  14  17  20  23  25  28  29  30  30  29
SDspl kt-ft/10004   5   7   13  18  26  34  39  42  45  46  45

$$
Forecaster...Nathan
Requested by...Jon Knapper
Type of request...PRESCRIBED
.TAG 2526948.0/DLH
.DELDT 12/03/25
.FormatterVersion 2.0.0
.EMAIL jonathon.knapper@usda.gov