Hourly Weather Forecast - Gann Valley, SD

12 AM
25°F
10%
7mph
WSW
Cloudy
Humidity
89%
Feels like
18°F
Dew Point
22°F
1 AM
26°F
10%
7mph
WSW
Mostly Cloudy
Humidity
89%
Feels like
18°F
Dew Point
23°F
2 AM
26°F
10%
7mph
WSW
Cloudy
Humidity
91%
Feels like
19°F
Dew Point
24°F
3 AM
27°F
10%
7mph
WSW
Cloudy
Humidity
92%
Feels like
19°F
Dew Point
25°F
4 AM
27°F
10%
8mph
WSW
Cloudy
Humidity
93%
Feels like
19°F
Dew Point
26°F
5 AM
28°F
10%
9mph
W
Mostly Cloudy
Humidity
95%
Feels like
19°F
Dew Point
27°F
6 AM
29°F
10%
10mph
W
Mostly Cloudy
Humidity
97%
Feels like
20°F
Dew Point
28°F
7 AM
29°F
10%
11mph
W
Mostly Cloudy
Humidity
97%
Feels like
20°F
Dew Point
29°F
7:55 AM
8 AM
29°F
10%
12mph
WNW
Mostly Cloudy
Humidity
98%
Feels like
20°F
Dew Point
29°F
9 AM
30°F
10%
12mph
WNW
Partly Cloudy
Humidity
98%
Feels like
20°F
Dew Point
29°F
10 AM
31°F
10%
13mph
WNW
Mostly Cloudy
Humidity
98%
Feels like
21°F
Dew Point
30°F
11 AM
32°F
10%
15mph
WNW
Mostly Cloudy
Humidity
97%
Feels like
22°F
Dew Point
31°F
12 PM
33°F
10%
15mph
NW
Mostly Cloudy
Humidity
96%
Feels like
22°F
Dew Point
32°F
1 PM
33°F
10%
15mph
NW
Cloudy
Humidity
94%
Feels like
23°F
Dew Point
31°F
2 PM
33°F
0%
15mph
NW
Mostly Cloudy
Humidity
93%
Feels like
23°F
Dew Point
31°F
3 PM
33°F
0%
14mph
NW
Mostly Cloudy
Humidity
91%
Feels like
23°F
Dew Point
30°F
4 PM
31°F
0%
13mph
NW
Cloudy
Humidity
91%
Feels like
22°F
Dew Point
29°F
4:58 PM
5 PM
30°F
0%
12mph
NW
Cloudy
Humidity
92%
Feels like
20°F
Dew Point
28°F
6 PM
28°F
0%
10mph
NW
Cloudy
Humidity
93%
Feels like
19°F
Dew Point
27°F
7 PM
27°F
0%
9mph
NW
Cloudy
Humidity
93%
Feels like
19°F
Dew Point
26°F
8 PM
26°F
0%
8mph
NNW
Cloudy
Humidity
94%
Feels like
18°F
Dew Point
25°F
9 PM
25°F
0%
6mph
NNW
Mostly Cloudy
Humidity
95%
Feels like
18°F
Dew Point
24°F
10 PM
24°F
0%
4mph
N
Mostly Cloudy
Humidity
94%
Feels like
19°F
Dew Point
23°F
11 PM
24°F
0%
3mph
NE
Cloudy
Humidity
94%
Feels like
24°F
Dew Point
22°F

Snowfall Forecast Through Saturday

Deep Snowfall to Pack Slopes in the Rockies

Hefty snowpack additions are expected into the weekend for the Cascades and northern Rockies.

Snow and Ice Forecast Through Friday

First Snow of the Season In Store for Parts of the East

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

Image courtesy of PeakPX.

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