Hourly Weather Forecast - Union Center, SD

9 AM
17°F
0%
38mph
NW
Windy
Humidity
55%
Feels like
-5°F
Dew Point
4°F
10 AM
20°F
0%
34mph
NW
Windy
Humidity
52%
Feels like
0°F
Dew Point
5°F
11 AM
22°F
0%
30mph
NW
Windy
Humidity
49%
Feels like
4°F
Dew Point
6°F
12 PM
24°F
0%
28mph
NW
Windy
Humidity
47%
Feels like
8°F
Dew Point
7°F
1 PM
27°F
0%
25mph
NW
Windy
Humidity
45%
Feels like
12°F
Dew Point
8°F
2 PM
28°F
0%
21mph
NW
Windy
Humidity
45%
Feels like
15°F
Dew Point
10°F
3 PM
28°F
0%
14mph
NW
Partly Cloudy
Humidity
48%
Feels like
17°F
Dew Point
10°F
4 PM
26°F
0%
6mph
NNW
Partly Cloudy
Humidity
52%
Feels like
19°F
Dew Point
11°F
4:12 PM
5 PM
24°F
0%
5mph
ENE
Partly Cloudy
Humidity
56%
Feels like
19°F
Dew Point
11°F
6 PM
23°F
0%
7mph
ESE
Partly Cloudy
Humidity
58%
Feels like
15°F
Dew Point
11°F
7 PM
23°F
0%
9mph
SE
Partly Cloudy
Humidity
61%
Feels like
13°F
Dew Point
11°F
8 PM
22°F
0%
11mph
SE
Partly Cloudy
Humidity
62%
Feels like
11°F
Dew Point
11°F
9 PM
22°F
0%
14mph
SSE
Partly Cloudy
Humidity
62%
Feels like
10°F
Dew Point
11°F
10 PM
23°F
0%
17mph
SSE
Partly Cloudy
Humidity
61%
Feels like
9°F
Dew Point
11°F
11 PM
23°F
0%
19mph
SSE
Partly Cloudy
Humidity
60%
Feels like
8°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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