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.
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Hazardous Weather Conditions

Current Conditions

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19 Miles NW Grand Marais/Cook County Airport MN

7 Day Forecast

For More Weather Information:

Duluth, MN Local Forecast Office

Overnight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 56 °F

Saturday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 72 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 58 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 72 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 60 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 71 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 50 °F

Tuesday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 64 °F

Tuesday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 48 °F

Detailed Forecast

  • Overnight Isolated showers before 2am. Areas of fog. Otherwise, mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.
  • Saturday A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Calm wind becoming east around 5 mph in the morning.
  • Saturday Night A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 58. East wind 5 to 10 mph.
  • Sunday Showers and thunderstorms likely, mainly after 1pm. Cloudy, with a high near 72. Southeast wind 10 to 15 mph. Chance of precipitation is 60%.
  • Sunday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 71.
  • Monday Night Partly cloudy, with a low around 50.
  • Tuesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 64.
  • Tuesday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
  • Wednesday A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 63.
  • Wednesday Night Mostly cloudy, with a low around 46.
  • Thursday Mostly sunny, with a high near 66.
  • Thursday Night Partly cloudy, with a low around 49.
  • Friday Mostly sunny, with a high near 69.