Hourly Weather Forecast - Fort Thompson, SD

12 AM
28°F
10%
10mph
SE
Partly Cloudy
Humidity
83%
Feels like
19°F
Dew Point
24°F
1 AM
28°F
10%
10mph
SE
Partly Cloudy
Humidity
82%
Feels like
19°F
Dew Point
24°F
2 AM
29°F
20%
11mph
SE
Partly Cloudy
Humidity
80%
Feels like
19°F
Dew Point
23°F
3 AM
29°F
10%
11mph
SE
Partly Cloudy
Humidity
78%
Feels like
20°F
Dew Point
23°F
4 AM
29°F
10%
11mph
SSE
Mostly Clear
Humidity
78%
Feels like
19°F
Dew Point
23°F
5 AM
29°F
10%
12mph
SSE
Partly Cloudy
Humidity
78%
Feels like
19°F
Dew Point
23°F
6 AM
29°F
0%
12mph
SSE
Partly Cloudy
Humidity
78%
Feels like
19°F
Dew Point
23°F
7 AM
28°F
10%
12mph
SSE
Partly Cloudy
Humidity
79%
Feels like
18°F
Dew Point
23°F
8 AM
29°F
10%
12mph
SSE
Partly Cloudy
Humidity
80%
Feels like
19°F
Dew Point
23°F
8:09 AM
9 AM
30°F
10%
12mph
SSE
Partly Cloudy
Humidity
79%
Feels like
20°F
Dew Point
24°F
10 AM
32°F
10%
12mph
SSE
Partly Cloudy
Humidity
76%
Feels like
23°F
Dew Point
25°F
11 AM
35°F
10%
13mph
SSE
Mostly Sunny
Humidity
71%
Feels like
26°F
Dew Point
27°F
12 PM
38°F
10%
13mph
SSE
Partly Cloudy
Humidity
68%
Feels like
29°F
Dew Point
28°F
1 PM
40°F
10%
13mph
SSE
Mostly Sunny
Humidity
67%
Feels like
32°F
Dew Point
29°F
2 PM
41°F
10%
13mph
SSE
Mostly Sunny
Humidity
67%
Feels like
34°F
Dew Point
31°F
3 PM
42°F
10%
12mph
SSE
Mostly Sunny
Humidity
68%
Feels like
35°F
Dew Point
32°F
4 PM
41°F
10%
11mph
SSE
Mostly Sunny
Humidity
71%
Feels like
34°F
Dew Point
32°F
5 PM
40°F
10%
10mph
SSE
Sunny
Humidity
75%
Feels like
33°F
Dew Point
32°F
5:02 PM
6 PM
38°F
10%
9mph
SSE
Clear
Humidity
77%
Feels like
32°F
Dew Point
32°F
7 PM
38°F
0%
8mph
SSE
Clear
Humidity
79%
Feels like
32°F
Dew Point
32°F
8 PM
37°F
0%
8mph
S
Clear
Humidity
81%
Feels like
32°F
Dew Point
32°F
9 PM
37°F
0%
7mph
S
Clear
Humidity
83%
Feels like
31°F
Dew Point
32°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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