National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will continue to bring heavy rain to opposite coasts of the U.S. on Thursday. One system is affecting the Pacific Northwest and northern California while the other affects New England. There is a risk of flash flooding across parts of New England on Thursday where Flash Flood Watches are in effect.
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Current Conditions

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7 Miles SE Lost Trail Pass MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 34 °F

Thursday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 47 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 38 °F

Friday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 46 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Saturday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 56 °F

Saturday
Night

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 36 °F

Sunday

Chance Snow

Chance
Snow

High: 41 °F

Sunday
Night

Chance Snow

Chance
Snow

Low: 28 °F

Detailed Forecast

  • Overnight A 20 percent chance of showers. Mostly cloudy, with a low around 34. South southwest wind around 7 mph.
  • Thursday A 40 percent chance of showers. Mostly cloudy, with a high near 47. Southwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
  • Thursday Night Showers likely. Mostly cloudy, with a low around 38. Southwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday A 40 percent chance of showers. Partly sunny, with a high near 46. Southwest wind around 6 mph.
  • Friday Night Partly cloudy, with a low around 35. South wind 6 to 8 mph.
  • Saturday A 20 percent chance of showers. Mostly sunny, with a high near 56.
  • Saturday Night A chance of rain and snow showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Sunday A chance of snow showers. Partly sunny, with a high near 41.
  • Sunday Night A chance of snow showers. Mostly cloudy, with a low around 28.
  • Monday A chance of snow showers. Partly sunny, with a high near 36.
  • Monday Night A chance of snow showers. Partly cloudy, with a low around 29.
  • Tuesday A slight chance of snow showers. Partly sunny, with a high near 43.
  • Tuesday Night A chance of rain and snow showers. Mostly cloudy, with a low around 26.
  • Wednesday A chance of rain and snow showers. Partly sunny, with a high near 40.