Spot Forecast
Issued by NWS Duluth, MN

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FNUS73 KDLH 220720
FWSDLH

Spot Forecast for West Torch Hand Piles...USFS
National Weather Service Duluth MN
220 AM CDT Fri Mar 22 2024

Forecast is based on ignition time of 0800 CDT on March 22.
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...

Dryish today though not as dry as yesterday. Clouds will keep
MinRH from going too low. Light winds will pick up through the day
becoming north in the afternoon, but still relatively light.
Tomorrow will be drier with a large, wet, snowy system to end the
weekend.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (70-80 percent). Chance of snow
                    early in the morning, then slight chance of
                    snow in the late morning and early afternoon.
Chance of pcpn......30 percent.
LAL.................1.
Max temperature.....Around 32.
Min humidity........44 percent.
Wind (20 ft)........Light winds becoming north 5 to 7 mph in the
                    late morning and afternoon.
Mixing height.......2400 ft AGL increasing to 5000 ft AGL late in
                    the morning.
Transport winds.....Northeast 6 to 9 mph shifting to the north 10
                    to 16 mph in the afternoon.
Smoke dispersal.....Poor to fair (6500-25700 knot-ft) increasing to
                    good to excellent (53800-66800 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Pcpn amount.........0.01 inches.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......CDY CDY CDY CDY CDY CDY MC  MC  MC  MC
Weather cov.....CHC CHC SCH SCH SCH SCH
Weather type....SN  SN  SN  SN  SN  SN
Tstm cov........
Chc of pcpn (%).30  30  20  20  20  20  10  10  10  10
LAL.............1   1   1   1   1   1   1   1   1   1
Temp............18  20  23  25  28  29  30  30  30  31
RH..............92  84  77  71  60  58  53  53  51  45
20 FT wind dir..NE  N   N   N   N   N   N   N   N   N
20 FT wind spd..3   3   4   5   5   6   7   7   7   6
20 FT wind gust.7   8   8   9   11  12  13  14  14  13
Mix hgt (kft)...1.3 1.9 2.4 3.7 4.2 4.6 4.9 4.7 4.8 5.0
Transp wind dir.NE  NE  NE  N   N   N   N   N   N   N
Transp wind spd.6   8   7   8   9   10  13  14  16  15
Haines index....3   3   3   3   3   3   3   3   3   3
SDspl kt-ft/10007   13  14  26  34  42  54  56  67  66

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    clear (0-10 percent).
Chance of pcpn......10 percent.
LAL.................1.
Min temperature.....Around 4 above.
Max humidity........83 percent.
Wind (20 ft)........North winds 5 to 6 mph early in the evening
                    becoming light, then becoming north around 5
                    mph overnight becoming light.
Mixing height.......4500 ft AGL decreasing to 1700 ft AGL.
Transport winds.....North 9 to 15 mph.
Smoke dispersal.....Good (58300 knot-ft) decreasing to poor to fair
                    (6000-15500 knot-ft).
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.
Pcpn amount.........0.00 inches.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky cover.......PCLDY  PCLDY  PCLDY  MCLEAR CLEAR  CLEAR
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      10
LAL.............1      1      1      1      1      1
Temp............29     23     17     13     11     8
RH..............44     50     58     63     63     69
20 ft wind......N 5    N 3    N 3    N 3    N 4    N 3
20 ft wind gust.12     9      8      9      11     9
Mix hgt (ft)....4500   1100   1100   900    1000   800
Transport wind..N 15   N 10   N 12   N 12   N 12   N 10
Haines index....3      4      4      4      4      4
SDspl kt-ft/100058     10     11     9      10     8

$$
Forecaster...Jonathan
Requested by...Ken Pemble
Type of request...PRESCRIBED
.TAG 2407956.1/DLH
.DELDT 03/22/24
.FormatterVersion 2.0.0
.EMAIL kenneth.pemble@usda.gov


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