Current conditions at
Grand Marais/Cook County Airport (KCKC)
Lat: 47.84°NLon: 90.39°WElev: 1784ft.
Overcast
46°F
8°C
| Humidity | 76% |
| Wind Speed | N 5 mph |
| Barometer | 30.19 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 14 Oct 4:55 pm CDT |
Extended Forecast for
Grand Portage MN
Tonight

Low: 39 °F
Mostly Cloudy
Thursday

High: 49 °F
Chance
ShowersThursday Night

Low: 39 °F
Chance
Showers and
BreezyFriday

High: 48 °F
Decreasing
Clouds and
BreezyFriday Night

Low: 33 °F
Mostly Clear
Saturday

High: 54 °F
Sunny and
BreezySaturday Night

Low: 41 °F
Mostly Clear
and BreezySunday

High: 57 °F
Mostly Sunny
and BreezySunday Night
Low: 40 °F
Partly Cloudy
and Breezy
then Partly
Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm.
Thursday
A 50 percent chance of showers, mainly after 11am. Cloudy, with a high near 49. Southwest wind around 5 mph.
Thursday Night
A 50 percent chance of showers, mainly before 5am. Cloudy, with a low around 39. Breezy, with a light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a north wind 10 to 20 mph, with gusts as high as 40 mph.
Friday Night
Mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 54. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 41. Breezy, with a southwest wind around 15 mph, with gusts as high as 35 mph.
Sunday
Mostly sunny, with a high near 57. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 40. Breezy, with a southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 58. Southwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 38. West wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 43. East wind around 5 mph becoming south after midnight.
Wednesday
A slight chance of showers. Partly sunny, with a high near 57. South wind 5 to 10 mph, with gusts as high as 15 mph.
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ABOUT THIS FORECAST
Point Forecast:
Grand Portage MN
47.96°N 89.69°W
47.96°N 89.69°W
2:51 pm CDT Oct 14, 2026
4pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026


