Hourly Weather Forecast - East Sioux Falls, SD

12 AM
20°F
0%
4mph
NW
Clear
Humidity
74%
Feels like
15°F
Dew Point
13°F
1 AM
19°F
0%
3mph
NW
Clear
Humidity
74%
Feels like
15°F
Dew Point
12°F
2 AM
18°F
0%
3mph
WNW
Clear
Humidity
74%
Feels like
18°F
Dew Point
11°F
3 AM
18°F
0%
2mph
WNW
Clear
Humidity
74%
Feels like
18°F
Dew Point
11°F
4 AM
17°F
0%
1mph
WSW
Clear
Humidity
75%
Feels like
17°F
Dew Point
11°F
5 AM
18°F
10%
2mph
SE
Clear
Humidity
74%
Feels like
18°F
Dew Point
11°F
6 AM
19°F
10%
4mph
SE
Clear
Humidity
73%
Feels like
13°F
Dew Point
12°F
7 AM
21°F
10%
5mph
SE
Clear
Humidity
72%
Feels like
14°F
Dew Point
14°F
7:56 AM
8 AM
23°F
10%
6mph
SE
Mostly Sunny
Humidity
72%
Feels like
16°F
Dew Point
15°F
9 AM
25°F
10%
6mph
SE
Partly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
17°F
10 AM
28°F
10%
7mph
SSE
Mostly Sunny
Humidity
67%
Feels like
21°F
Dew Point
19°F
11 AM
32°F
10%
8mph
SSE
Partly Cloudy
Humidity
62%
Feels like
24°F
Dew Point
20°F
12 PM
35°F
10%
9mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
28°F
Dew Point
21°F
1 PM
37°F
10%
10mph
SSE
Cloudy
Humidity
56%
Feels like
31°F
Dew Point
23°F
2 PM
39°F
20%
10mph
SSE
Cloudy
Humidity
56%
Feels like
32°F
Dew Point
24°F
3 PM
38°F
20%
9mph
SSE
Cloudy
Humidity
60%
Feels like
32°F
Dew Point
26°F
4 PM
37°F
30%
9mph
SSE
30% Chance of Flurries
Humidity
65%
Feels like
30°F
Dew Point
26°F
4:52 PM
5 PM
35°F
40%
9mph
SSE
40% Chance of Flurries
Humidity
70%
Feels like
28°F
Dew Point
26°F
6 PM
34°F
30%
9mph
SSE
30% Chance of Flurries
Humidity
73%
Feels like
27°F
Dew Point
26°F
7 PM
33°F
30%
9mph
SSE
30% Chance of Flurries
Humidity
76%
Feels like
26°F
Dew Point
26°F
8 PM
33°F
30%
9mph
SSE
30% Chance of Snow
Humidity
76%
Feels like
25°F
Dew Point
26°F
9 PM
33°F
30%
9mph
SSE
30% Chance of Snow
Humidity
78%
Feels like
25°F
Dew Point
26°F
10 PM
33°F
30%
9mph
SSE
30% Chance of Flurries
Humidity
78%
Feels like
25°F
Dew Point
26°F
11 PM
33°F
10%
9mph
SSE
Mostly Cloudy
Humidity
77%
Feels like
25°F
Dew Point
26°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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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