Hazardous Weather Conditions
Current conditions at
Grand Marais, The Bay of Grand Marais (KGNA)
Lat: 47.75°NLon: 90.34°WElev: 610ft.63°F
17°C
| Humidity | 87% |
| Wind Speed | E 15 mph |
| Barometer | 29.97 in (1014.5 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | NA |
| Last update | 3 Sep 10:56 pm CDT |
Extended Forecast for
3 Miles NNE Grand Marais MN
Tonight

Low: 58 °F
Showers
LikelyFriday

High: 64 °F
Chance
ShowersFriday Night

Low: 56 °F
Mostly Cloudy
Saturday

High: 69 °F
Decreasing
CloudsSaturday Night

Low: 56 °F
Partly Cloudy
Sunday
High: 73 °F
Mostly Sunny
then Slight
Chance
ShowersSunday Night
Low: 58 °F
Slight Chance
T-storms then
Chance
ShowersLabor Day

High: 68 °F
Chance
ShowersMonday Night

Low: 55 °F
Showers
Detailed Forecast
Tonight
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 2pm. Partly sunny, with a high near 64. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 56. Northeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 69. East wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 56. Northeast wind around 5 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 73. Southeast wind around 5 mph.
Sunday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 58. Calm wind.
Labor Day
A chance of showers and thunderstorms. Mostly cloudy, with a high near 68. East wind 5 to 10 mph, with gusts as high as 25 mph.
Monday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 55. East wind around 10 mph, with gusts as high as 30 mph.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 70. South wind around 10 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly sunny, with a high near 73. Breezy, with a west wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 54. West wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 67. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Grand Marais MN
47.79°N 90.33°W
47.79°N 90.33°W
9:57 pm CDT Sep 3, 2026
11pm CDT Sep 3, 2026-6pm CDT Sep 10, 2026



