Hourly Weather Forecast - Long Valley, SD

7 AM
5°F
0%
7mph
WSW
Partly Cloudy
Humidity
72%
Feels like
-7°F
Dew Point
-2°F
7:13 AM
8 AM
7°F
0%
8mph
WSW
Partly Cloudy
Humidity
71%
Feels like
-6°F
Dew Point
0°F
9 AM
11°F
0%
10mph
W
Partly Cloudy
Humidity
67%
Feels like
-2°F
Dew Point
2°F
10 AM
16°F
0%
13mph
W
Mostly Cloudy
Humidity
62%
Feels like
2°F
Dew Point
6°F
11 AM
21°F
0%
16mph
W
Mostly Cloudy
Humidity
57%
Feels like
6°F
Dew Point
8°F
12 PM
24°F
0%
18mph
WNW
Partly Cloudy
Humidity
54%
Feels like
10°F
Dew Point
10°F
1 PM
26°F
0%
20mph
WNW
Mostly Cloudy
Humidity
51%
Feels like
12°F
Dew Point
11°F
2 PM
27°F
0%
20mph
WNW
Mostly Cloudy
Humidity
50%
Feels like
14°F
Dew Point
11°F
3 PM
27°F
0%
18mph
NW
Mostly Cloudy
Humidity
53%
Feels like
14°F
Dew Point
12°F
4 PM
25°F
0%
14mph
NW
Mostly Cloudy
Humidity
59%
Feels like
12°F
Dew Point
12°F
4:39 PM
5 PM
23°F
0%
11mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
11°F
Dew Point
13°F
6 PM
21°F
0%
8mph
NNW
Mostly Cloudy
Humidity
70%
Feels like
12°F
Dew Point
13°F
7 PM
20°F
0%
6mph
N
Partly Cloudy
Humidity
76%
Feels like
12°F
Dew Point
13°F
8 PM
18°F
0%
4mph
NNE
Partly Cloudy
Humidity
81%
Feels like
12°F
Dew Point
13°F
9 PM
17°F
0%
2mph
NE
Partly Cloudy
Humidity
84%
Feels like
17°F
Dew Point
13°F
10 PM
16°F
0%
2mph
SE
Partly Cloudy
Humidity
86%
Feels like
16°F
Dew Point
13°F
11 PM
15°F
0%
4mph
SSE
Partly Cloudy
Humidity
87%
Feels like
9°F
Dew Point
12°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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