320
FNUS75 KTFX 061836
FWSTFX

Spot Forecast for Camp Rotary Pile...USFS
National Weather Service Great Falls MT
1236 PM MDT Mon May 6 2024

Forecast is based on ignition time of 1300 MDT on May 06.
If conditions become unrepresentative...contact the National Weather
Service.

...HIGH WIND WARNING IN EFFECT UNTIL 6 AM MDT WEDNESDAY...

.DISCUSSION...

A strong spring storm will bring strong winds and heavy snow to
Little Belts through the middle of the work week, with snow
coverage and intensity increasing through the day on Tuesday.
Heavy snow is then expected during the evening and overnight hours
on Tuesday, with the heavy snow persisting into the afternoon
hours on Wednesday before gradually decreasing in intensity.
Snowfall accumulations of 1 to 2 feet are expected at incident
area, with even a 20% chance that snowfall exceeds 3 feet. Wind
gusts in excess of 45 mph have a 35% chance of occurring through
the remainder of the day today (Monday), with a 65% chance of
these gusts occurring on Tuesday.

.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent). Slight chance of rain.
CWR.................5 percent.
LAL.................1.
Max temperature.....42-47.
Min humidity........50-55 percent.
Wind (20 ft)........
 Slope/valley.......Windy. West winds 15 to 25 mph.
Mixing height.......4000 ft AGL.
Transport winds.....West around 35 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...

Sky/weather.........Cloudy (85-95 percent). Slight chance of rain
                    in the evening. Slight chance of snow through
                    the night.
CWR.................10 percent.
LAL.................1.
Min temperature.....29-34.
Max humidity........64-69 percent.
Wind (20 ft)........
 Slope/valley.......Windy. West winds 25 to 30 mph.
Mixing height.......1000 ft AGL.
Transport winds.....West around 30 mph.
Haines Index........

.TUESDAY...

Sky/weather.........Cloudy (90-100 percent). Patchy blowing snow in
                    the morning. Snow likely through the day.
CWR.................70 percent.
LAL.................1.
Max temperature.....36-41.
Min humidity........54-59 percent.
Wind (20 ft)........
 Slope/valley.......Windy. West winds 25 to 30 mph.
Mixing height.......3500 ft AGL.
Transport winds.....West around 40 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$

Forecaster...Moldan
Requested by...Joe Hanson
Type of request...PRESCRIBED
.TAG 2413273.0/TFX
.DELDT 05/06/24
.FormatterVersion 2.0.0
.EMAIL robert.j.hanson@usda.gov, tfx.ops@noaa.gov