


Hazardous Weather Conditions
Current conditions at
Grand Marais, The Bay of Grand Marais (KGNA)
Lat: 47.75°NLon: 90.34°WElev: 610ft.67°F
19°C
Humidity | 71% |
Wind Speed | W 9 mph |
Barometer | 29.80 in (1008.7 mb) |
Dewpoint | 57°F (14°C) |
Visibility | NA |
Last update | 13 Jul 3:56 pm CDT |
Extended Forecast for
Grand Marais MN
Tonight
Low: 60 °F
Slight Chance
T-storms then
Areas SmokeMonday
High: 79 °F
Areas Smoke
Monday Night
Low: 58 °F
Chance
Showers then
Chance
T-stormsTuesday
High: 73 °F
Showers
Tuesday Night
Low: 53 °F
Showers
LikelyWednesday
High: 64 °F
Showers
LikelyWednesday Night
Low: 52 °F
Chance
ShowersThursday
High: 69 °F
Chance
ShowersThursday Night
Low: 53 °F
Mostly Clear
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Areas of smoke before 7pm, then areas of smoke after 11pm. Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Monday
Areas of smoke. Increasing clouds, with a high near 79. Northwest wind around 5 mph becoming southwest in the afternoon.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 7pm. Areas of smoke before midnight, then areas of smoke after 5am. Mostly cloudy, with a low around 58. Calm wind becoming east around 5 mph.
Tuesday
Showers and possibly a thunderstorm. Areas of smoke before 7am. High near 73. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. 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.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. Northeast wind around 5 mph.
Thursday
A chance of showers before 1pm. Mostly sunny, with a high near 69. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Mostly clear, with a low around 53. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 55. West wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 73. North wind around 5 mph becoming south in the afternoon.
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ABOUT THIS FORECAST
Point Forecast:
Grand Marais MN
47.76°N 90.33°W
47.76°N 90.33°W
4:26 pm CDT Jul 13, 2025
4pm CDT Jul 13, 2025-6pm CDT Jul 20, 2025