Spot Forecast Issued by NWS Great Falls, MT
000
FNUS75 KTFX 131856
FWSTFX
Spot Forecast for Benton Lake Unit 1...USFWS
National Weather Service Great Falls MT
1256 PM MDT Sat Apr 13 2024
Forecast is based on ignition time of 1300 MDT on April 13.
If conditions become unrepresentative...contact the National Weather
Service.
.DISCUSSION...
Mild, sunny and mainly dry conditions persist through the rest of
the weekend. West winds this afternoon with a few gusts to around
25 mph will diminish and veer to the northwest and diminish after
1800. A light southwest wind is expected to begin the day Sunday,
with a transition to east or northeast winds occurring in the
afternoon. Winds may be variable for a period early in the afternoon
during the transition. By Sunday evening, isolated showers
tracking north from central and southwest MT may bring some
erratic winds and gusts but little precipitation.
.REST OF TODAY...
Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....71-76.
Min humidity........22-27 percent.
Wind (20 ft)........
Slope/valley.......West winds 10 to 15 mph with a few gusts
to 25 mph.
Mixing height.......8500 ft AGL.
Transport winds.....West around 15 mph.
Haines Index........3 or very low potential for large plume
dominated fire growth.
.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....40-45.
Max humidity........66-71 percent.
Wind (20 ft)........
Slope/valley.......North winds 5 to 10 mph shifting to the
southwest overnight.
Mixing height.......500 ft AGL.
Transport winds.....Southwest around 10 mph.
.SUNDAY...
Sky/weather.........Mostly sunny (20-30 percent). Slight chance of
shower after 1800.
CWR.................5 percent.
LAL.................1.
Max temperature.....71-76.
Min humidity........23-28 percent.
Wind (20 ft)........
Slope/valley.......Southwest winds 5 to 10 mph in the morning,
becoming easterly in the afternoon.
Mixing height.......8500 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........3 or very low potential for large plume
dominated fire growth.
$$
Forecaster...Hoenisch
Requested by...Kevin Beck
Type of request...PRESCRIBED
.TAG 2410632.0/TFX
.DELDT 04/13/24
.FormatterVersion 2.0.0
.EMAIL Kevin_Beck@fws.gov