Hazardous Weather Conditions
Current conditions at
Grand Marais, The Bay of Grand Marais (KGNA)
Lat: 47.75°NLon: 90.34°WElev: 610ft.23°F
-5°C
| Humidity | 65% |
| Wind Speed | N 3 mph |
| Barometer | 30.26 in (1026.1 mb) |
| Dewpoint | 13°F (-11°C) |
| Visibility | NA |
| Last update | 20 Apr 6:56 am CDT |
Extended Forecast for
Grand Marais MN
Today
High: 40 °F
Mostly Sunny
then Mostly
Cloudy and
BreezyTonight
Low: 35 °F
Decreasing
CloudsTuesday
High: 49 °F
Sunny
Tuesday Night
Low: 35 °F
Mostly Clear
Wednesday
High: 49 °F
Sunny
Wednesday Night
Low: 41 °F
Slight Chance
T-storms then
Chance
ShowersThursday
High: 52 °F
Breezy.
Partly Sunny
then Chance
ShowersThursday Night
Low: 43 °F
Rain Likely
and BreezyFriday
High: 49 °F
Chance Rain
and Breezy
Detailed Forecast
Today
Increasing clouds, with a high near 40. Breezy, with a light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 35. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 49. Southwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 35. Calm wind.
Wednesday
Sunny, with a high near 49. East wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Thursday
A chance of showers after 1pm. Mostly cloudy, with a high near 52. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 43. Breezy, with an east wind around 15 mph, with gusts as high as 25 mph.
Friday
A chance of rain, mainly before 1pm. Partly sunny, with a high near 49. Breezy, with a southeast wind 15 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 36. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 45. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 35. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Sunday
Mostly sunny, with a high near 45. Northwest wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Grand Marais MN
47.74°N 90.33°W
47.74°N 90.33°W
6:36 am CDT Apr 20, 2026
7am CDT Apr 20, 2026-6pm CDT Apr 26, 2026
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