Hourly Weather Forecast - Yankton, SD

12 AM
35°F
0%
12mph
SW
Clear
Humidity
88%
Feels like
26°F
Dew Point
31°F
1 AM
33°F
0%
12mph
SW
Clear
Humidity
89%
Feels like
24°F
Dew Point
30°F
2 AM
32°F
0%
13mph
WSW
Mostly Clear
Humidity
90%
Feels like
22°F
Dew Point
29°F
3 AM
31°F
0%
13mph
W
Hazy
Humidity
91%
Feels like
21°F
Dew Point
29°F
4 AM
30°F
0%
13mph
W
Hazy
Humidity
92%
Feels like
20°F
Dew Point
28°F
5 AM
29°F
0%
11mph
W
Hazy
Humidity
92%
Feels like
20°F
Dew Point
27°F
6 AM
29°F
0%
11mph
WNW
Hazy
Humidity
91%
Feels like
20°F
Dew Point
27°F
7 AM
30°F
0%
10mph
WNW
Mostly Clear
Humidity
89%
Feels like
22°F
Dew Point
28°F
7:58 AM
8 AM
32°F
0%
9mph
NW
Mostly Sunny
Humidity
85%
Feels like
24°F
Dew Point
28°F
9 AM
33°F
0%
9mph
NW
Mostly Sunny
Humidity
80%
Feels like
26°F
Dew Point
28°F
10 AM
35°F
0%
9mph
NW
Mostly Sunny
Humidity
75%
Feels like
29°F
Dew Point
28°F
11 AM
37°F
0%
8mph
NNW
Mostly Sunny
Humidity
69%
Feels like
31°F
Dew Point
28°F
12 PM
39°F
0%
8mph
NNW
Partly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
28°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting 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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