Hourly Weather Forecast - Watertown, SD

12 AM
27°F
0%
12mph
SSW
Partly Cloudy
Humidity
81%
Feels like
16°F
Dew Point
22°F
1 AM
28°F
0%
13mph
SSW
Partly Cloudy
Humidity
83%
Feels like
17°F
Dew Point
23°F
2 AM
29°F
0%
13mph
SSW
Mostly Cloudy
Humidity
83%
Feels like
18°F
Dew Point
24°F
3 AM
30°F
0%
13mph
SSW
Mostly Cloudy
Humidity
83%
Feels like
20°F
Dew Point
25°F
4 AM
31°F
0%
13mph
SSW
Cloudy
Humidity
81%
Feels like
21°F
Dew Point
26°F
5 AM
32°F
0%
13mph
SSW
Cloudy
Humidity
80%
Feels like
22°F
Dew Point
27°F
6 AM
33°F
0%
13mph
SSW
Cloudy
Humidity
78%
Feels like
24°F
Dew Point
27°F
7 AM
34°F
0%
13mph
SW
Mostly Cloudy
Humidity
77%
Feels like
25°F
Dew Point
27°F
8 AM
35°F
0%
12mph
SW
Mostly Cloudy
Humidity
75%
Feels like
26°F
Dew Point
28°F
8:00 AM
9 AM
36°F
0%
12mph
WSW
Partly Cloudy
Humidity
74%
Feels like
28°F
Dew Point
28°F
10 AM
37°F
0%
13mph
WSW
Partly Cloudy
Humidity
73%
Feels like
29°F
Dew Point
29°F
11 AM
38°F
0%
14mph
WSW
Mostly Sunny
Humidity
72%
Feels like
30°F
Dew Point
30°F
12 PM
39°F
0%
15mph
W
Mostly Sunny
Humidity
71%
Feels like
31°F
Dew Point
30°F
1 PM
40°F
0%
17mph
W
Mostly Sunny
Humidity
70%
Feels like
31°F
Dew Point
31°F
2 PM
40°F
0%
18mph
W
Mostly Sunny
Humidity
70%
Feels like
31°F
Dew Point
31°F
3 PM
40°F
0%
19mph
W
Partly Cloudy
Humidity
70%
Feels like
30°F
Dew Point
31°F
4 PM
39°F
0%
20mph
WNW
Mostly Sunny
Humidity
70%
Feels like
30°F
Dew Point
30°F
4:48 PM
5 PM
39°F
0%
19mph
WNW
Mostly Clear
Humidity
71%
Feels like
29°F
Dew Point
30°F
6 PM
38°F
0%
19mph
WNW
Clear
Humidity
72%
Feels like
28°F
Dew Point
29°F
7 PM
37°F
0%
18mph
WNW
Mostly Clear
Humidity
74%
Feels like
27°F
Dew Point
29°F
8 PM
35°F
0%
16mph
WNW
Partly Cloudy
Humidity
76%
Feels like
25°F
Dew Point
28°F
9 PM
33°F
0%
14mph
WNW
Partly Cloudy
Humidity
78%
Feels like
23°F
Dew Point
27°F
10 PM
31°F
0%
12mph
WNW
Partly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
26°F
11 PM
30°F
0%
11mph
WNW
Partly Cloudy
Humidity
81%
Feels like
21°F
Dew Point
25°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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