Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

66°F

19°C

Humidity 87%
Wind Speed W 6 mph
Barometer 30.17 in (1021.3 mb)
Dewpoint 62°F (17°C)
Visibility NA
Last update 1 Sep 2:56 pm CDT
Extended Forecast for

Grand Marais MN

  • Labor Day

    Labor Day: A 20 percent chance of showers and thunderstorms before 4pm.  Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.

    High: 66 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of sprinkles after 3am.  Partly cloudy, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Slight Chance
    Sprinkles

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 64. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers.  Low around 47. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers.  Mostly cloudy, with a high near 51. Breezy, with a north wind around 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers.  Cloudy, with a low around 41. Breezy, with a northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A chance of showers.  Cloudy, with a high near 52. West wind around 10 mph, with gusts as high as 20 mph.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers.  Cloudy, with a low around 44. Northwest wind 5 to 10 mph.

    Low: 44 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 1pm.  Mostly cloudy, with a high near 53. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 53 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Labor Day
A 20 percent chance of showers and thunderstorms before 4pm. Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.
Tonight
A slight chance of sprinkles after 3am. Partly cloudy, with a low around 58. Southwest wind around 5 mph.
Tuesday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 64. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 47. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 51. Breezy, with a north wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 40 percent chance of showers. Cloudy, with a low around 41. Breezy, with a northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday
A chance of showers. Cloudy, with a high near 52. West wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers. Cloudy, with a low around 44. Northwest wind 5 to 10 mph.
Friday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 45. Breezy, with a northwest wind around 15 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 54. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 45. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 56. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 49. West wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 59. South wind 5 to 10 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
2:40 pm CDT Sep 1, 2025
3pm CDT Sep 1, 2025-6pm CDT Sep 8, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database