Hourly Weather Forecast - Yankton, SD

7 AM
-9°F
0%
5mph
SE
Very Cold
Humidity
80%
Feels like
-22°F
Dew Point
-14°F
7:52 AM
8 AM
-6°F
0%
6mph
SSE
Very Cold
Humidity
77%
Feels like
-20°F
Dew Point
-12°F
9 AM
-2°F
0%
8mph
SSE
Very Cold
Humidity
72%
Feels like
-16°F
Dew Point
-9°F
10 AM
3°F
0%
10mph
SSE
Mostly Sunny
Humidity
69%
Feels like
-12°F
Dew Point
-5°F
11 AM
8°F
0%
12mph
SSE
Sunny
Humidity
66%
Feels like
-8°F
Dew Point
-1°F
12 PM
11°F
0%
14mph
SSE
Mostly Sunny
Humidity
65%
Feels like
-4°F
Dew Point
2°F
1 PM
15°F
0%
15mph
SSE
Mostly Sunny
Humidity
64%
Feels like
-1°F
Dew Point
5°F
2 PM
17°F
0%
17mph
SSE
Mostly Sunny
Humidity
64%
Feels like
1°F
Dew Point
7°F
3 PM
19°F
0%
17mph
SSE
Sunny
Humidity
63%
Feels like
3°F
Dew Point
8°F
4 PM
19°F
0%
17mph
SSE
Sunny
Humidity
65%
Feels like
4°F
Dew Point
9°F
4:55 PM
5 PM
19°F
0%
16mph
S
Clear
Humidity
69%
Feels like
4°F
Dew Point
10°F
6 PM
18°F
0%
16mph
S
Clear
Humidity
74%
Feels like
3°F
Dew Point
11°F
7 PM
18°F
0%
16mph
S
Clear
Humidity
77%
Feels like
3°F
Dew Point
12°F
8 PM
19°F
0%
15mph
S
Clear
Humidity
76%
Feels like
4°F
Dew Point
12°F
9 PM
19°F
0%
15mph
S
Clear
Humidity
75%
Feels like
5°F
Dew Point
13°F
10 PM
20°F
0%
15mph
S
Clear
Humidity
76%
Feels like
7°F
Dew Point
14°F
11 PM
21°F
0%
15mph
S
Clear
Humidity
76%
Feels like
8°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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