Hourly Weather Forecast - Trojan, SD

11 AM
25°F
0%
13mph
WNW
Sunny
Humidity
42%
Feels like
13°F
Dew Point
5°F
12 PM
26°F
0%
12mph
WNW
Sunny
Humidity
39%
Feels like
15°F
Dew Point
5°F
1 PM
28°F
0%
11mph
WNW
Sunny
Humidity
37%
Feels like
18°F
Dew Point
5°F
2 PM
28°F
0%
10mph
WNW
Mostly Sunny
Humidity
34%
Feels like
19°F
Dew Point
3°F
3 PM
27°F
0%
7mph
WNW
Mostly Sunny
Humidity
34%
Feels like
19°F
Dew Point
2°F
4 PM
26°F
0%
5mph
WSW
Partly Cloudy
Humidity
34%
Feels like
21°F
Dew Point
2°F
4:17 PM
5 PM
26°F
0%
4mph
SW
Partly Cloudy
Humidity
37%
Feels like
21°F
Dew Point
3°F
6 PM
27°F
0%
5mph
SSW
Partly Cloudy
Humidity
34%
Feels like
21°F
Dew Point
2°F
7 PM
28°F
0%
5mph
SSW
Partly Cloudy
Humidity
32%
Feels like
22°F
Dew Point
2°F
8 PM
29°F
0%
6mph
SSW
Partly Cloudy
Humidity
30%
Feels like
23°F
Dew Point
1°F
9 PM
31°F
0%
7mph
SSW
Partly Cloudy
Humidity
29%
Feels like
24°F
Dew Point
2°F
10 PM
32°F
0%
8mph
SW
Partly Cloudy
Humidity
28%
Feels like
26°F
Dew Point
3°F
11 PM
34°F
0%
8mph
SW
Partly Cloudy
Humidity
29%
Feels like
27°F
Dew Point
5°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

Friday's Weather Outlook

Friday'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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