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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Helena MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 45 °F

Thursday

Partly Sunny

Partly
Sunny

High: 61 °F

Thursday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 45 °F

Friday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 56 °F

Friday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 41 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 63 °F

Saturday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 43 °F

Sunday

Slight Chance Showers

Slight Chc
Showers

High: 53 °F

Sunday
Night

Slight Chance Showers

Slight Chc
Showers

Low: 36 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a steady temperature around 45. South wind around 7 mph.
  • Thursday Partly sunny, with a high near 61. South southwest wind 6 to 8 mph.
  • Thursday Night A 20 percent chance of showers after 7pm. Mostly cloudy, with a low around 45. Southwest wind 6 to 8 mph.
  • Friday A slight chance of showers before 7am, then a slight chance of showers after 1pm. Partly sunny, with a high near 56. West southwest wind 6 to 8 mph. Chance of precipitation is 20%.
  • Friday Night A 20 percent chance of showers before 7pm. Partly cloudy, with a low around 41. West southwest wind around 6 mph becoming calm.
  • Saturday Mostly sunny, with a high near 63.
  • Saturday Night A 20 percent chance of showers after 7pm. Partly cloudy, with a low around 43.
  • Sunday A slight chance of showers. Partly sunny, with a high near 53.
  • Sunday Night A slight chance of showers. Partly cloudy, with a low around 36.
  • Monday A slight chance of showers. Partly sunny, with a high near 47.
  • Monday Night A slight chance of showers. Mostly cloudy, with a low around 33.
  • Tuesday A slight chance of showers. Partly sunny, with a high near 51.
  • Tuesday Night A slight chance of showers. Mostly cloudy, with a low around 34.
  • Wednesday A chance of showers. Partly sunny, with a high near 49.