Hazardous Weather Conditions
Current conditions at
Grand Marais, The Bay of Grand Marais (KGNA)
Lat: 47.75°NLon: 90.34°WElev: 610ft.52°F
11°C
| Humidity | 72% |
| Wind Speed | N 6 mph |
| Barometer | 29.84 in (1010.5 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | NA |
| Wind Chill | 50°F (10°C) |
| Last update | 19 Jun 2:56 am CDT |
Extended Forecast for
4 Miles SW Grand Portage MN
Overnight
Low: 48 °F
Mostly Clear
Juneteenth
High: 58 °F
Increasing
CloudsFriday Night
Low: 46 °F
Chance
ShowersSaturday
High: 57 °F
Chance
ShowersSaturday Night
Low: 43 °F
Partly Cloudy
Sunday
High: 56 °F
Mostly Sunny
Sunday Night
Low: 43 °F
Partly Cloudy
Monday
High: 57 °F
Mostly Sunny
Monday Night
Low: 44 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a steady temperature around 48. Northwest wind around 10 mph, with gusts as high as 15 mph.
Juneteenth
Increasing clouds, with a high near 58. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 57. Northwest wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 43. Northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 56. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 43. Calm wind becoming north around 5 mph after midnight.
Monday
Mostly sunny, with a high near 57. North wind 5 to 10 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 57. Calm wind becoming south around 5 mph in the morning.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 44. Northeast wind around 5 mph.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 57. Northeast wind around 5 mph becoming east in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers. Partly sunny, with a high near 58. North wind around 5 mph becoming southeast in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SW Grand Portage MN
47.92°N 89.73°W
47.92°N 89.73°W
3:09 am CDT Jun 19, 2026
3am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
