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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

47°F

8°C

Humidity 90%
Wind Speed E 12 G 17 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 12 Oct 5:56 am CDT
Extended Forecast for

25 Miles ESE Grand Portage MN

  • Columbus Day

    Columbus Day: Showers, mainly before 11am. High near 54. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 54 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Tonight

    Tonight: Showers. Low around 41. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 53. Northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. Calm wind becoming northwest around 5 mph after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Northwest wind 5 to 10 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 2pm. Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 51. Breezy.

    High: 51 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Columbus Day
Showers, mainly before 11am. High near 54. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Tonight
Showers. Low around 41. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 53. Northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 40. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
Partly sunny, with a high near 54. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 54.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 51. Breezy.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 53. Breezy.
Saturday Night
Mostly clear, with a low around 43. Breezy.
Sunday
Mostly sunny, with a high near 56. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles ESE Grand Portage MN
 47.86°N 89.17°W (Elev. 712 ft)
Last Update:
7:07 am EDT Oct 12, 2026
Forecast Valid:
7am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
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