National Weather Service United States Department of Commerce

Major nor'easter to affect northeastern U.S.

The stage is being set for a major nor'easter to affect parts of the Northeast Monday through Wednesday. This system will be responsible for heavy snowfall and strong winds, with blizzard conditions possible along coastal areas from New Jersey to Massachusetts. Blizzard Warnings are in effect along the coast from central New Jersey to the Canadian border.
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Current Conditions

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West Yellowstone MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Today

Patchy Freezing Fog

Patchy
Freezing Fog

High: 40 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 16 °F

Tuesday

Increasing Clouds

Increasing
Clouds

High: 39 °F

Tuesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 25 °F

Wednesday

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 35 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 18 °F

Thursday

Partly Sunny

Partly
Sunny

High: 34 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 10 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 33 °F

Detailed Forecast

  • Today Patchy freezing fog before 11am. Mostly sunny, with a high near 40. Light southeast wind.
  • Tonight Mostly clear, with a low around 16. Light southeast wind.
  • Tuesday Increasing clouds, with a high near 39. Calm wind becoming southwest around 6 mph in the afternoon.
  • Tuesday Night A chance of rain before 11pm, then a chance of snow. Mostly cloudy, with a low around 25. South southwest wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
  • Wednesday A chance of snow before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 35. West southwest wind around 6 mph. Chance of precipitation is 40%. New snow accumulation of around an inch possible.
  • Wednesday Night Mostly cloudy, with a low around 18.
  • Thursday Partly sunny, with a high near 34.
  • Thursday Night Mostly cloudy, with a low around 10.
  • Friday Mostly sunny, with a high near 33.
  • Friday Night Partly cloudy, with a low around 3.
  • Saturday Mostly sunny, with a high near 30.
  • Saturday Night Mostly cloudy, with a low around 12.
  • Sunday A slight chance of snow showers. Partly sunny, with a high near 31.