National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from mid-South to Upstate New York on Tuesday

Thunderstorms are expected to develop along and ahead of a cold front from the Tennessee Valley to Upstate New York on Tuesday. The storms will be capable of producing damaging wind gusts and heavy rainfall that could lead to isolated flash flooding.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Grand Portage MN

7 Day Forecast

For More Weather Information:

Duluth, MN Local Forecast Office

Today

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 68 °F

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 53 °F

Wednesday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 70 °F

Wednesday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 57 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 70 °F

Thursday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 51 °F

Friday

Slight Chance Showers

Slight Chc
Showers

High: 65 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 46 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 64 °F

Detailed Forecast

  • Today A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 68. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
  • Tonight A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 53. Southwest wind 5 to 10 mph.
  • Wednesday Scattered showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 70. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
  • Wednesday Night Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph in the evening. Chance of precipitation is 60%.
  • Thursday A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. East wind 5 to 10 mph becoming south in the afternoon.
  • Thursday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51. Chance of precipitation is 20%.
  • Friday A slight chance of showers after 1pm. Partly sunny, with a high near 65.
  • Friday Night Partly cloudy, with a low around 46.
  • Saturday Mostly sunny, with a high near 64.
  • Saturday Night Partly cloudy, with a low around 48.
  • Sunday Mostly sunny, with a high near 63.
  • Sunday Night Mostly clear, with a low around 50.
  • Monday Mostly sunny, with a high near 63.