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

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

38°F

3°C

Humidity 83%
Wind Speed NE 3 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 17 May 2:56 am CDT
Extended Forecast for

2 Miles ENE Tofte MN

Frost Advisory May 17, 03:07am until May 17, 08:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory May 17, 03:07am until May 17, 08:00am

    NOW until 8:00am Sun

    Frost Advisory

  • Overnight

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a steady temperature around 41. Windy, with an east wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 41 °F

    Partly Sunny
    and Windy

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 4am, then showers likely. Some of the storms could produce heavy rainfall. Temperature rising to around 44 by 4am. Windy, with a northeast wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 40 °F⇑

    Chance
    T-storms and
    Windy then
    Heavy Rain
    and Breezy

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers after 1am. Low around 38. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Chance
    Showers then
    Showers

  • Tuesday

    Tuesday: Showers likely before 1pm. Cloudy, with a high near 43. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Northwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 37. Northeast wind around 5 mph.
Sunday
Partly sunny, with a steady temperature around 41. Windy, with an east wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Sunday Night
Showers and thunderstorms before 4am, then showers likely. Some of the storms could produce heavy rainfall. Temperature rising to around 44 by 4am. Windy, with a northeast wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 50. Northeast wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers after 1am. Low around 38. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely before 1pm. Cloudy, with a high near 43. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 34. Northwest wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 45. Northwest wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 36. Calm wind.
Thursday
Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 39. Southeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 49. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 40. Northeast wind around 5 mph.
Saturday
A slight chance of showers. Partly sunny, with a high near 49. East wind 5 to 10 mph, with gusts as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Tofte MN
 47.57°N 90.84°W
Last Update:
2:36 am CDT May 17, 2026
Forecast Valid:
3am CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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