National Weather Service United States Department of Commerce

Heavy rain possible for parts of the northern Rockies & Plains; Severe storms for the Upper Midwest

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, some heavy, to parts of the northern Rockies and northern Plains through Saturday. Isolated flash floods will be possible in these areas. Some of the storms could be severe in parts of the Dakotas into Minnesota, with large hail and damaging winds.
Read More...

Current Conditions

En Español

Share |

9 Miles SSW Lothair MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 52 °F

Saturday

Rain Chance for Measurable Precipitation 100%

Rain

High: 55 °F

Saturday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 44 °F

Sunday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 59 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 46 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 64 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 46 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 74 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 55 °F

Detailed Forecast

  • Tonight Rain. Low around 52. Northeast wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Saturday Rain. High near 55. North northeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Saturday Night Rain before midnight, then showers likely after midnight. Low around 44. North northwest wind 8 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
  • Sunday A 40 percent chance of showers. Cloudy, with a high near 59. North northwest wind around 8 mph.
  • Sunday Night Mostly cloudy, with a low around 46. Southeast wind 3 to 5 mph.
  • Monday A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 64. Chance of precipitation is 20%.
  • Monday Night A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
  • Tuesday Mostly sunny, with a high near 74.
  • Tuesday Night Partly cloudy, with a low around 55.
  • Wednesday Sunny, with a high near 79.
  • Wednesday Night Mostly clear, with a low around 56.
  • Thursday Mostly sunny, with a high near 81.
  • Thursday Night A slight chance of showers. Partly cloudy, with a low around 54.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.