Hourly Weather Forecast - Fort Thompson, SD

12 AM
27°F
0%
6mph
S
Clear
Humidity
87%
Feels like
20°F
Dew Point
24°F
1 AM
27°F
0%
6mph
S
Clear
Humidity
86%
Feels like
21°F
Dew Point
24°F
2 AM
28°F
0%
6mph
SSW
Mostly Clear
Humidity
85%
Feels like
21°F
Dew Point
24°F
3 AM
28°F
0%
6mph
SSW
Mostly Clear
Humidity
84%
Feels like
21°F
Dew Point
24°F
4 AM
28°F
0%
6mph
SW
Partly Cloudy
Humidity
84%
Feels like
22°F
Dew Point
24°F
5 AM
29°F
0%
5mph
WSW
Partly Cloudy
Humidity
83%
Feels like
23°F
Dew Point
24°F
6 AM
29°F
0%
6mph
W
Mostly Cloudy
Humidity
84%
Feels like
23°F
Dew Point
25°F
7 AM
30°F
0%
6mph
W
Mostly Cloudy
Humidity
85%
Feels like
24°F
Dew Point
26°F
8 AM
30°F
0%
6mph
W
Partly Cloudy
Humidity
86%
Feels like
24°F
Dew Point
27°F
8:05 AM
9 AM
32°F
0%
6mph
W
Partly Cloudy
Humidity
86%
Feels like
26°F
Dew Point
28°F
10 AM
35°F
0%
7mph
W
Partly Cloudy
Humidity
84%
Feels like
28°F
Dew Point
30°F
11 AM
38°F
0%
9mph
W
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
33°F
12 PM
41°F
0%
10mph
W
Mostly Sunny
Humidity
79%
Feels like
34°F
Dew Point
35°F
1 PM
43°F
0%
11mph
WNW
Mostly Sunny
Humidity
76%
Feels like
36°F
Dew Point
36°F
2 PM
44°F
0%
13mph
WNW
Mostly Sunny
Humidity
74%
Feels like
37°F
Dew Point
36°F
3 PM
44°F
0%
14mph
WNW
Mostly Sunny
Humidity
74%
Feels like
38°F
Dew Point
36°F
4 PM
43°F
0%
13mph
WNW
Mostly Sunny
Humidity
75%
Feels like
36°F
Dew Point
36°F
4:59 PM
5 PM
41°F
0%
12mph
WNW
Partly Cloudy
Humidity
77%
Feels like
34°F
Dew Point
35°F
6 PM
39°F
0%
11mph
WNW
Partly Cloudy
Humidity
81%
Feels like
32°F
Dew Point
33°F
7 PM
37°F
0%
9mph
WNW
Partly Cloudy
Humidity
83%
Feels like
30°F
Dew Point
32°F
8 PM
35°F
0%
8mph
WNW
Partly Cloudy
Humidity
86%
Feels like
29°F
Dew Point
32°F
9 PM
34°F
10%
7mph
WNW
Partly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
31°F
10 PM
33°F
10%
6mph
W
Partly Cloudy
Humidity
91%
Feels like
27°F
Dew Point
30°F
11 PM
31°F
10%
5mph
W
Mostly Cloudy
Humidity
94%
Feels like
26°F
Dew Point
30°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

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

Cold Air Damming - Cause And Effects

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