National Weather Service United States Department of Commerce

Major Winter Storm to Impact the Central and Eastern U.S. Through this Weekend

An impactful Pacific storm will move east and redevelop into a significant winter storm. Heavy snow to the north of this storm and heavy rain to the south with freezing rain at the junction will form over the Central U.S. Friday. This system shifts into the Eastern States on Saturday with heavy snow from the Midwest to the Northeast, and heavy rain from the Mid-South to the Mid-Atlantic. Read More >

*****Experimental*****

The graphical and text forecasts on this page are experimental.  The wind and wave forecasts are derived directly from model data with no forecaster oversight.  Other elements such as chance of precipitation, sky, and temperatures are pulled from the gridded forecast issued by the Great Falls forecast office.

Please provide feedback on the usefulness of this product by clicking this link.

 
 
 
 
 
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707
FXUS45 KTFX 180559
RECTFX

Recreation Forecast for Central MT Lakes
National Weather Service Great Falls MT
1202 PM MST Wed Jan 16 2019

Note: The experimental wave height forecasts are representative of
the mid lake waters and downwind shores. Wave heights may be
significantly less on upwind shores.

Forecast For Canyon Ferry Reservoir

.TODAY...Mostly sunny. Highs around 40 . Variable winds up to
10 mph. Waves up to one foot.
.TONIGHT...Partly cloudy. Lows in the mid 20s. Variable winds up
to 10 mph. Waves up to one foot.
.THURSDAY...Partly sunny in the morning then becoming cloudy. A
30 percent chance of snow. Highs in the lower 30s. Northwest
winds around 15 mph in the morning becoming light. Waves up to
one foot.
.THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of snow.
Lows in the mid 20s. Variable winds up to 10 mph. Waves up to one
foot.

$$


Forecast For Upper and Lower Holter Reservoir

.TODAY...Mostly sunny. Highs around 40 . Variable winds up to
10 mph becoming south around 15 mph in the afternoon. Waves up to
one foot.
.TONIGHT...Partly cloudy. Lows in the lower 20s. Variable winds
up to 10 mph. Waves less than 1 foot.
.THURSDAY...Colder. Cloudy with a 30 percent chance of snow.
Highs around 30 . Variable winds up to 10 mph. Waves up to one
foot.
.THURSDAY NIGHT...Cloudy with a 40 percent chance of snow. Lows
in the lower 20s. Variable winds up to 10 mph. Waves up to one
foot.

$$


Forecast For Hauser Reservoir and Lake Helena

.TODAY...Mostly sunny. Highs in the upper 30s. Variable winds up
to 10 mph. Waves up to one foot.
.TONIGHT...Partly cloudy. Lows near 20. Variable winds up to
10 mph. Waves less than 1 foot.
.THURSDAY...Partly sunny in the morning then becoming cloudy.
Snow likely. Highs around 30 . Variable winds up to 10 mph.
Chance of snow 70 percent. Waves less than 1 foot.
.THURSDAY NIGHT...Cloudy with a 40 percent chance of snow. Lows
near 20. Variable winds up to 10 mph. Waves less than 1 foot.

$$


 

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