Hourly Weather Forecast - Fort Thompson, SD

12 AM
24°F
10%
5mph
S
Cloudy
Humidity
76%
Feels like
17°F
Dew Point
17°F
1 AM
24°F
10%
6mph
S
Cloudy
Humidity
77%
Feels like
17°F
Dew Point
17°F
2 AM
23°F
10%
6mph
S
Cloudy
Humidity
77%
Feels like
16°F
Dew Point
17°F
3 AM
23°F
10%
6mph
S
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
17°F
4 AM
23°F
10%
6mph
SSE
Cloudy
Humidity
77%
Feels like
16°F
Dew Point
17°F
5 AM
23°F
10%
6mph
SSE
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
17°F
6 AM
23°F
10%
6mph
SE
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
17°F
7 AM
24°F
10%
6mph
SE
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
18°F
8 AM
24°F
10%
7mph
SE
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
19°F
8:09 AM
9 AM
26°F
10%
8mph
SE
Cloudy
Humidity
76%
Feels like
17°F
Dew Point
19°F
10 AM
28°F
10%
8mph
SE
Cloudy
Humidity
72%
Feels like
19°F
Dew Point
20°F
11 AM
30°F
10%
8mph
SE
Cloudy
Humidity
66%
Feels like
22°F
Dew Point
20°F
12 PM
32°F
10%
9mph
SSE
Cloudy
Humidity
61%
Feels like
25°F
Dew Point
20°F
1 PM
34°F
10%
9mph
SSE
Cloudy
Humidity
59%
Feels like
26°F
Dew Point
21°F
2 PM
35°F
10%
9mph
SE
Cloudy
Humidity
58%
Feels like
28°F
Dew Point
22°F
3 PM
35°F
10%
9mph
SE
Cloudy
Humidity
59%
Feels like
28°F
Dew Point
22°F
4 PM
34°F
10%
9mph
SE
Cloudy
Humidity
64%
Feels like
27°F
Dew Point
23°F
5 PM
32°F
10%
9mph
SE
Cloudy
Humidity
70%
Feels like
24°F
Dew Point
23°F
5:01 PM
6 PM
30°F
10%
9mph
ESE
Cloudy
Humidity
76%
Feels like
22°F
Dew Point
23°F
7 PM
29°F
10%
9mph
ESE
Cloudy
Humidity
79%
Feels like
21°F
Dew Point
24°F
8 PM
29°F
0%
9mph
SE
Cloudy
Humidity
81%
Feels like
20°F
Dew Point
24°F
9 PM
28°F
0%
9mph
SE
Mostly Cloudy
Humidity
81%
Feels like
20°F
Dew Point
24°F
10 PM
28°F
0%
9mph
SE
Mostly Cloudy
Humidity
82%
Feels like
20°F
Dew Point
24°F
11 PM
28°F
10%
10mph
SE
Partly Cloudy
Humidity
83%
Feels like
19°F
Dew Point
24°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

Wednesday'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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