Hourly Weather Forecast - Grand Portage, MN

12 AM
10°F
0%
3mph
SW
Cloudy
Humidity
72%
Feels like
4°F
Dew Point
3°F
1 AM
12°F
0%
5mph
SW
Cloudy
Humidity
75%
Feels like
4°F
Dew Point
6°F
2 AM
14°F
0%
6mph
SW
Cloudy
Humidity
85%
Feels like
5°F
Dew Point
11°F
3 AM
17°F
10%
8mph
SW
Cloudy
Humidity
92%
Feels like
6°F
Dew Point
15°F
4 AM
19°F
30%
10mph
SSW
30% Chance Freezing Rain
Humidity
90%
Feels like
8°F
Dew Point
17°F
5 AM
21°F
40%
12mph
SSW
40% Chance Frozen Mix
Humidity
94%
Feels like
9°F
Dew Point
19°F
6 AM
22°F
40%
13mph
SSW
40% Chance Frozen Mix
Humidity
93%
Feels like
10°F
Dew Point
20°F
7 AM
23°F
30%
14mph
SSW
30% Chance Freezing Rain
Humidity
88%
Feels like
11°F
Dew Point
20°F
7:42 AM
8 AM
24°F
20%
15mph
SW
Mostly Cloudy
Humidity
87%
Feels like
12°F
Dew Point
21°F
9 AM
26°F
10%
15mph
SW
Mostly Cloudy
Humidity
81%
Feels like
14°F
Dew Point
22°F
10 AM
28°F
10%
15mph
SW
Mostly Cloudy
Humidity
81%
Feels like
17°F
Dew Point
23°F
11 AM
31°F
10%
14mph
SW
Mostly Cloudy
Humidity
79%
Feels like
20°F
Dew Point
25°F
12 PM
33°F
0%
14mph
SW
Partly Cloudy
Humidity
73%
Feels like
23°F
Dew Point
25°F
1 PM
35°F
0%
14mph
SW
Partly Cloudy
Humidity
70%
Feels like
26°F
Dew Point
26°F
2 PM
36°F
0%
13mph
SW
Mostly Sunny
Humidity
69%
Feels like
27°F
Dew Point
27°F
3 PM
36°F
0%
13mph
WSW
Mostly Sunny
Humidity
70%
Feels like
27°F
Dew Point
27°F
4 PM
36°F
0%
13mph
WSW
Partly Cloudy
Humidity
70%
Feels like
28°F
Dew Point
28°F
4:06 PM
5 PM
37°F
0%
13mph
WSW
Mostly Cloudy
Humidity
69%
Feels like
29°F
Dew Point
28°F
6 PM
38°F
0%
14mph
WSW
Cloudy
Humidity
72%
Feels like
30°F
Dew Point
30°F
7 PM
37°F
0%
14mph
W
Cloudy
Humidity
72%
Feels like
29°F
Dew Point
29°F
8 PM
36°F
0%
15mph
W
Cloudy
Humidity
73%
Feels like
26°F
Dew Point
28°F
9 PM
33°F
0%
15mph
W
Cloudy
Humidity
74%
Feels like
22°F
Dew Point
25°F
10 PM
28°F
10%
15mph
WNW
Cloudy
Humidity
71%
Feels like
17°F
Dew Point
20°F
11 PM
24°F
10%
15mph
WNW
Mostly Cloudy
Humidity
67%
Feels like
11°F
Dew Point
14°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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