News Headlines
- Request for Comments: The National Weather Service is planning to modernize its Cooperative Observer Program (COOP) network by harnessing new technology, optimizing observation sites and leveraging high-quality commercial data.
- NOAA Weather Radio User Survey (Open until May 28, 2026)
- Skywarn Spotter Training - Miss our in-person training this spring? You can still watch the virtual recorded training anytime!
Hazardous Weather Conditions
Current conditions at
Grand Marais/Cook County Airport (KCKC)
Lat: 47.84°NLon: 90.39°WElev: 1784ft.
Fair
73°F
23°C
| Humidity | 50% |
| Wind Speed | SW 14 G 22 mph |
| Barometer | 29.86 in |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 25 May 3:55 pm CDT |
Extended Forecast for
5 Miles WNW Grand Portage MN
Memorial Day
High: 69 °F
Slight Chance
ShowersTonight
Low: 55 °F
Chance
Showers then
Mostly ClearTuesday
High: 77 °F
Sunny
Tuesday Night
Low: 49 °F
Mostly Clear
Wednesday
High: 69 °F
Sunny
Wednesday Night
Low: 45 °F
Clear
Thursday
High: 68 °F
Sunny
Thursday Night
Low: 48 °F
Mostly Clear
Friday
High: 74 °F
Mostly Sunny
Detailed Forecast
Memorial Day
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 69. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Tuesday
Sunny, with a high near 77. North wind around 5 mph becoming southeast in the morning. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 49. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 69. North wind 5 to 10 mph.
Wednesday Night
Clear, with a low around 45. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 68. Light and variable wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 48. South wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 74. Northwest wind around 5 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 45. East wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 67. East wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly clear, with a low around 46. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles WNW Grand Portage MN
48°N 89.79°W
48°N 89.79°W
3:56 pm CDT May 25, 2026
4pm CDT May 25, 2026-6pm CDT Jun 1, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
