464
FNUS73 KDLH 101051
FWSDLH

Spot Forecast for Lucille...National Park Service
National Weather Service Duluth MN
551 AM CDT Mon Aug 10 2026

Forecast is based on forecast start time of 0700 CDT on August 10.
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...

A slightly drier airmass moves into the region today with minimum
relative humidity values dropping to around 42 percent. West
winds of 4 to 8 mph are expected today. Showers should move across
the Arrowhead tonight, but mostly south of the location, so rain
chances are 10 percent or less, with no significant precipitation
accumulations. Tuesday will be very similar, with a minimum RH
values of 45 percent with northwest winds of 5 to 10 mph. A
pattern of periodic non-severe thunderstorms will return every 36
to 48 hours this week, bringing localized wetting rains.

.REST OF TODAY...

Sky/weather.........Mostly sunny (25-35 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 77.
Min humidity........42 percent.
Wind (20 ft)........Light winds becoming northwest around 6 mph in
                    the afternoon.
Mixing height.......1500 ft AGL increasing to 6700 ft AGL.
Transport winds.....West 7 to 15 mph.
Smoke dispersal.....Poor (2300-10600 knot-ft) increasing to
                    excellent (61000-86600 knot-ft).
Pcpn amount.........0.00 inches.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......CLR MCR MCR MCR MCR PC  PC  PC  PC  MC  PC
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0
Temp............58  60  64  71  73  73  74  75  76  76  77
RH..............80  78  70  57  51  49  46  45  43  43  42
20 FT wind dir..W   W   W   NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..1   1   2   3   3   5   5   5   5   5   5
20 FT wind gust.5   6   7   8   11  12  14  14  13  14  13
Mix hgt (kft)...0.4 0.6 1.5 3.2 4.9 5.9 6.5 6.5 6.7 6.2 5.5
Transp wind dir.W   W   NW  NW  NW  W   W   W   W   W   W
Transp wind spd.7   7   8   9   12  14  15  15  15  14  13
SDspl kt-ft/10002   4   11  25  49  71  84  84  87  75  61

.TONIGHT...

Sky/weather.........Partly cloudy (40-50 percent) then becoming
                    mostly cloudy (55-65 percent).
Chance of pcpn......10 percent.
Min temperature.....Around 53.
Max humidity........96 percent.
Wind (20 ft)........Northwest winds around 5 mph early in the
                    evening becoming light.
Mixing height.......4900 ft AGL decreasing to 500 ft AGL early in
                    the evening.
Transport winds.....West 5 to 13 mph.
Smoke dispersal.....Good (53500 knot-ft) decreasing to poor (1600
                    knot-ft).
Pcpn amount.........0.00 inches.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC  PC  MC  MC  MC  MC  MC  MC  MC  MC  MC  MC
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   10  10  10  0   0
Temp............75  75  71  65  62  61  60  58  57  56  55  55
RH..............46  46  55  70  78  81  81  87  86  90  93  93
20 FT wind dir..NW  NW  NW  W   W   W   W   NW  W   W   W   W
20 FT wind spd..4   3   2   1   1   1   1   1   1   1   1   1
20 FT wind gust.13  12  8   6   6   5   3   3   3   3   3   3
Mix hgt (kft)...4.9 3.0 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.W   W   W   NW  NW  W   W   W   SW  W   W   W
Transp wind spd.13  10  8   7   6   6   6   6   5   5   5   5
SDspl kt-ft/100054  27  3   3   2   2   2   2   2   2   2   2

.TUESDAY...

Sky/weather.........Partly sunny (45-55 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 78.
Min humidity........45 percent.
Wind (20 ft)........Light winds becoming northwest around 5 mph
                    late in the afternoon, then becoming light late
                    in the afternoon.
Mixing height.......1400 ft AGL increasing to 6900 ft AGL.
Transport winds.....Northwest around 5 mph increasing to 6 to 12
                    mph in the late morning and afternoon.
Smoke dispersal.....Poor to fair (1300-19000 knot-ft) increasing to
                    fair (28700 knot-ft) early in the afternoon,
                    then increasing to excellent (64900 knot-ft)
                    early in the afternoon decreasing to good
                    (35600-50900 knot-ft) late in the afternoon.
Pcpn amount.........0.00 inches.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  PC  MC  MC  MC  MC  PC  PC  PC
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............54  56  59  64  70  72  74  76  76  76  77  77
RH..............96  93  87  75  63  59  51  46  46  46  45  45
20 FT wind dir..NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..1   1   1   1   2   2   3   4   4   4   4   3
20 FT wind gust.3   3   3   5   5   6   7   8   9   9   9   8
Mix hgt (kft)...0.4 0.3 0.8 1.4 2.4 3.8 4.8 5.6 6.9 6.5 5.1 5.1
Transp wind dir.W   W   NW  N   N   N   NW  NW  NW  NW  NW  NW
Transp wind spd.5   5   5   6   6   6   7   7   12  12  8   12
SDspl kt-ft/10002   1   3   7   12  19  29  33  69  65  36  51

$$
Forecaster...Linda
Requested by...Greg Carlson
Type of request...WILDFIRE
.TAG 2619107.4/DLH
.DELDT 08/10/26
.FormatterVersion 2.0.0
.EMAIL greg_carlson@nps.gov