National Weather Service United States Department of Commerce

Heavy rain forecast for Pacific Northwest this week

A cold front moving onshore along the Pacific Northwest and northern California coast will bring heavy rain to the region through the first part of the week. A second cold front expected to move onshore by late Tuesday, bringing additional rain and higher-elevation snow to the region.
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Current Conditions

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6 Miles WNW Big Sky MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 39 °F

Tuesday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 43 °FFalling Temperatures

Tuesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 26 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 31 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 44 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 46 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 39. South wind 18 to 20 mph, with gusts as high as 28 mph.
  • Tuesday A chance of rain showers before noon, then rain and snow showers likely. Partly sunny, with a temperature falling to around 36 by 5pm. Windy, with a south wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Tuesday Night Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 26. Southwest wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Wednesday Mostly sunny, with a high near 39. South southwest wind 16 to 18 mph, with gusts as high as 25 mph.
  • Wednesday Night Partly cloudy, with a low around 31. South southwest wind around 14 mph, with gusts as high as 20 mph.
  • Thursday Mostly sunny, with a high near 44.
  • Thursday Night Partly cloudy, with a low around 35.
  • Friday Mostly sunny, with a high near 46.
  • Friday Night Partly cloudy, with a low around 35.
  • Saturday Mostly sunny, with a high near 47.
  • Saturday Night A slight chance of showers. Mostly cloudy, with a low around 29.
  • Sunday A chance of snow showers. Partly sunny, with a high near 36.
  • Sunday Night A slight chance of snow showers. Partly cloudy, with a low around 25.
  • Monday A slight chance of snow showers. Mostly sunny, with a high near 37.