Hourly Weather Forecast - Long Valley, SD

10 AM
21°F
0%
36mph
NW
Windy
Humidity
48%
Feels like
1°F
Dew Point
4°F
11 AM
23°F
0%
34mph
NW
Windy
Humidity
47%
Feels like
5°F
Dew Point
6°F
12 PM
26°F
0%
31mph
NW
Windy
Humidity
44%
Feels like
9°F
Dew Point
7°F
1 PM
28°F
0%
28mph
NW
Windy
Humidity
42%
Feels like
13°F
Dew Point
8°F
2 PM
29°F
0%
24mph
NW
Windy
Humidity
41%
Feels like
15°F
Dew Point
9°F
3 PM
28°F
0%
19mph
NW
Mostly Sunny
Humidity
45%
Feels like
15°F
Dew Point
10°F
4 PM
26°F
0%
13mph
NW
Mostly Sunny
Humidity
51%
Feels like
14°F
Dew Point
10°F
4:10 PM
5 PM
24°F
0%
8mph
WNW
Mostly Clear
Humidity
57%
Feels like
15°F
Dew Point
11°F
6 PM
22°F
0%
4mph
W
Mostly Clear
Humidity
62%
Feels like
17°F
Dew Point
11°F
7 PM
21°F
0%
4mph
S
Mostly Clear
Humidity
66%
Feels like
16°F
Dew Point
11°F
8 PM
20°F
0%
7mph
SSE
Mostly Clear
Humidity
68%
Feels like
11°F
Dew Point
11°F
9 PM
19°F
0%
9mph
SSE
Mostly Clear
Humidity
69%
Feels like
9°F
Dew Point
11°F
10 PM
20°F
0%
10mph
SSE
Mostly Clear
Humidity
67%
Feels like
9°F
Dew Point
11°F
11 PM
21°F
0%
11mph
SSE
Partly Cloudy
Humidity
65%
Feels like
10°F
Dew Point
11°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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