802
FNUS73 KFGF 101101
FWSFGF

Spot Forecast for Glacial Ridge WRP South-North...The Nature Conservancy
National Weather Service Grand Forks ND
601 AM CDT Thu Oct 10 2024

Forecast is based on ignition time of 0600 CDT on October 10.
If conditions become unrepresentative, contact the National Weather
Service.

Please call the NWS in Grand Forks at 701-795-5127 for additional
information and monitor our website (www.weather.gov/fgf) or NOAA
All-Hazards Radio for the latest updates.

.DISCUSSION...

Relatice humidity today will hover around 25% in the area of the
burn. Winds will be southerly, with a shift to westerly, then
northwesterly this afternoon and evening. RHs rebound tomorrow,
behind a surface front.

.TODAY...

Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....Around 83.
Min humidity........27 percent.
Wind (20 ft)........South winds 10 to 15 mph.
Mixing height.......2300 ft AGL.
Mixing winds........South 15 to 20 mph shifting to the southwest 20
                    to 25 mph late in the afternoon.
Smoke dispersal.....5000 knot-ft early in the morning increasing to
                    45700 knot-ft in the afternoon.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........27  33  35  30  35  36  39  36  44  51  52  63
Weather cov.....
Weather type....
Tstm cov........
Temp............51  50  50  54  61  66  71  77  79  82  83  81
RH..............66  71  74  68  57  50  40  32  31  28  27  27
20 FT wind dir..S   S   S   S   S   S   S   SW  SW  SW  SW  SW
20 FT wind spd..10  10  10  10  10  10  10  10  10  15  15  15
20 FT wind gust.            12  14  14  15  16  18  19  19  19
Mix hgt (kft)...0.4 0.4 0.4 0.4 0.6 0.9 1.2 1.3 1.5 2.1 2.3 1.7
Mixing wind dir.S   S   S   S   S   S   S   S   S   SW  SW  SW
Mixing wind spd.15  15  15  15  15  15  15  20  20  20  25  20
Vrate kt-ft/1K..5   6   5   5   7   14  19  21  24  38  46  32

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent).
Min temperature.....Around 49.
Max humidity........79 percent.
Wind (20 ft)........Southwest winds around 10 mph shifting to the
                    northwest overnight.
Mixing height.......400 ft AGL.
Mixing winds........Southwest 15 to 20 mph shifting to the
                    northwest in the late evening and overnight.
Smoke dispersal.....24400 knot-ft early in the evening decreasing
                    to 5900 knot-ft late in the night.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........62     59     75     75     80     86
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............80     71     66     62     58     55
RH..............29     42     48     54     64     72
20 ft wind......SW 10  SW 10  W 10   NW 10  NW 10  N 10
20 ft wind gust.15     14     14     15     16     18
Mix hgt (ft)....700    400    400    500    500    1300
Mixing wind.....SW 20  SW 20  W 15   NW 15  NW 20  N 20
Vrate kt-ft/1K..12     7      6      7      8      24

.FRIDAY...

Sky/weather.........Partly sunny (60-70 percent) then becoming
                    sunny (15-25 percent).
Max temperature.....Around 60.
Min humidity........39 percent.
Wind (20 ft)........North winds around 10 mph.
Mixing height.......4000 ft AGL.
Mixing winds........North 20 to 25 mph decreasing to around 15 mph
                    late in the afternoon.
Smoke dispersal.....20100 knot-ft early in the morning increasing
                    to 66000 knot-ft in the afternoon.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........71        16        12        11
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............51        50        56        59
RH..............76        79        56        42
20 FT wind......N 10G18   N 10G18   N 10G18   N 10G16
Mix hgt (ft)....1300      1700      3200      4000
Mixing wind.....N 20      N 25      N 20      N 20
Vrate kt-ft/1K..22        33        58        65

$$
Forecaster...AH
Requested by...Eric Hoff
Type of request...PRESCRIBED
.TAG 2423888.1/FGF
.DELDT 10/10/24
.FormatterVersion 2.0.0
.EMAIL ehoff@tnc.org