Hourly Weather Forecast - Sioux Falls, SD

12 AM
7°F
10%
9mph
N
Clear
Humidity
56%
Feels like
-6°F
Dew Point
-5°F
1 AM
7°F
10%
8mph
NNE
Clear
Humidity
57%
Feels like
-6°F
Dew Point
-5°F
2 AM
7°F
10%
8mph
ESE
Clear
Humidity
58%
Feels like
-6°F
Dew Point
-5°F
3 AM
6°F
10%
8mph
SE
Clear
Humidity
59%
Feels like
-6°F
Dew Point
-5°F
4 AM
7°F
10%
8mph
SE
Clear
Humidity
60%
Feels like
-6°F
Dew Point
-4°F
5 AM
7°F
10%
9mph
SE
Clear
Humidity
61%
Feels like
-6°F
Dew Point
-3°F
6 AM
9°F
10%
10mph
SE
Clear
Humidity
60%
Feels like
-5°F
Dew Point
-3°F
7 AM
10°F
10%
11mph
SE
Mostly Clear
Humidity
58%
Feels like
-4°F
Dew Point
-2°F
7:55 AM
8 AM
12°F
10%
13mph
SE
Partly Cloudy
Humidity
56%
Feels like
-3°F
Dew Point
-1°F
9 AM
13°F
10%
15mph
SSE
Mostly Cloudy
Humidity
54%
Feels like
-2°F
Dew Point
0°F
10 AM
15°F
10%
17mph
SSE
Mostly Cloudy
Humidity
52%
Feels like
-1°F
Dew Point
1°F
11 AM
18°F
10%
18mph
SSE
Cloudy
Humidity
52%
Feels like
2°F
Dew Point
3°F
12 PM
20°F
10%
19mph
SSE
Cloudy
Humidity
51%
Feels like
4°F
Dew Point
5°F
1 PM
22°F
10%
19mph
SSE
Cloudy
Humidity
50%
Feels like
7°F
Dew Point
6°F
2 PM
23°F
0%
19mph
SSE
Mostly Cloudy
Humidity
49%
Feels like
9°F
Dew Point
7°F
3 PM
24°F
0%
18mph
SSE
Partly Cloudy
Humidity
50%
Feels like
10°F
Dew Point
8°F
4 PM
25°F
0%
17mph
SSE
Partly Cloudy
Humidity
51%
Feels like
12°F
Dew Point
10°F
4:52 PM
5 PM
26°F
0%
17mph
SSE
Partly Cloudy
Humidity
53%
Feels like
13°F
Dew Point
11°F
6 PM
25°F
0%
16mph
SSE
Partly Cloudy
Humidity
56%
Feels like
13°F
Dew Point
12°F
7 PM
25°F
0%
17mph
SSE
Partly Cloudy
Humidity
53%
Feels like
12°F
Dew Point
10°F
8 PM
25°F
0%
17mph
S
Mostly Cloudy
Humidity
55%
Feels like
12°F
Dew Point
11°F
9 PM
26°F
10%
16mph
S
Mostly Cloudy
Humidity
55%
Feels like
14°F
Dew Point
12°F
10 PM
28°F
10%
16mph
S
Mostly Cloudy
Humidity
54%
Feels like
16°F
Dew Point
14°F
11 PM
29°F
10%
15mph
S
Mostly Cloudy
Humidity
55%
Feels like
18°F
Dew Point
15°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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