Hourly Weather | Tomorrow Thursday, March 19, 2026
Watertown, South Dakota
12 AM
Cloudy Night
34°
Feels Like 32°
0
Frost Risk: 51%
Humidity: 94%
UV Index: 0
Wind: 6 mph
1 AM
Cloudy Night
34°
Feels Like 32°
0
Humidity: 93%
UV Index: 0
Wind: 6 mph
2 AM
Cloudy Night
32°
Feels Like 30°
0
Frost Risk: 63%
Humidity: 92%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Night
32°
Feels Like 28°
0
Frost Risk: 63%
Humidity: 92%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Night
30°
Feels Like 27°
0
Frost Risk: 88%
Humidity: 93%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
30°
Feels Like 27°
0
Frost Risk: 93%
Humidity: 97%
UV Index: 0
Wind: 6 mph
6 AM
Cloudy Night
28°
Feels Like 27°
0
Frost Risk: 99%
Humidity: 99%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Night
27°
Feels Like 25°
0
Frost Risk: 100%
Humidity: 100%
UV Index: 0
Wind: 4 mph
8 AM
Cloudy Weather
28°
Feels Like 30°
0
Frost Risk: 98%
Humidity: 100%
UV Index: 1
Wind: 4 mph
9 AM
Cloudy Weather
32°
Feels Like 30°
0
Humidity: 99%
UV Index: 1
Wind: 4 mph
10 AM
Cloudy Weather
36°
Feels Like 34°
0
Humidity: 92%
UV Index: 1
Wind: 6 mph
11 AM
Cloudy Weather
39°
Feels Like 39°
0
Humidity: 85%
UV Index: 2
Wind: 7 mph
12 PM
Cloudy Weather
43°
Feels Like 46°
0
Humidity: 78%
UV Index: 4
Wind: 8 mph
1 PM
Sunny Weather
48°
Feels Like 50°
0
Humidity: 73%
UV Index: 4
Wind: 9 mph
2 PM
Sunny Weather
52°
Feels Like 52°
0
Humidity: 68%
UV Index: 4
Wind: 11 mph
3 PM
Sunny Weather
54°
Feels Like 54°
0
Humidity: 66%
UV Index: 4
Wind: 12 mph
4 PM
Cloudy Weather
57°
Feels Like 55°
0
Humidity: 63%
UV Index: 3
Wind: 12 mph
5 PM
Cloudy Weather
61°
Feels Like 57°
0
Humidity: 59%
UV Index: 2
Wind: 12 mph
6 PM
Cloudy Weather
57°
Feels Like 54°
0
Humidity: 66%
UV Index: 1
Wind: 12 mph
7 PM
Cloudy Weather
54°
Feels Like 50°
0
Humidity: 73%
UV Index: 0
Wind: 11 mph
8 PM
Cloudy Night
52°
Feels Like 46°
0
Humidity: 77%
UV Index: 0
Wind: 11 mph
9 PM
Cloudy Night
50°
Feels Like 45°
0
Humidity: 81%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Night
48°
Feels Like 43°
0
Humidity: 82%
UV Index: 0
Wind: 9 mph
11 PM
Cloudy Night
46°
Feels Like 41°
0
Humidity: 82%
UV Index: 0
Wind: 11 mph