National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

65°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 29.84 in (1010.0 mb)
Dewpoint 62°F (17°C)
Visibility NA
Last update 11 Aug 10:56 pm CDT
Extended Forecast for

Lutsen MN

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 4am, then a slight chance of thunderstorms after 5am. Areas of smoke between 2am and 4am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Areas of smoke before 10pm. Partly cloudy, with a low around 58. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Areas Smoke
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Calm wind becoming east around 5 mph after midnight.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Southwest wind around 5 mph, with gusts as high as 15 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. West wind around 5 mph becoming northwest after midnight.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 4am, then a slight chance of thunderstorms after 5am. Areas of smoke between 2am and 4am. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Tuesday Night
Areas of smoke before 10pm. Partly cloudy, with a low around 58. West wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 72. Northwest wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 57. Calm wind becoming east around 5 mph after midnight.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 70. East wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Southwest wind around 5 mph, with gusts as high as 15 mph.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. West wind around 5 mph becoming northwest after midnight.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 76. North wind around 5 mph becoming southwest in the afternoon.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 59. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 15 mph.
Sunday
Mostly sunny, with a high near 71. East wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 56. East wind around 5 mph.
Monday
Mostly sunny, with a high near 69. East wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lutsen MN
 47.65°N 90.71°W
Last Update:
9:26 pm CDT Aug 11, 2025
Forecast Valid:
11pm CDT Aug 11, 2025-6pm CDT Aug 18, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation