Keystone, SD

Detailed forecast

Tuesday December 31
05am
Overcast and light snow 23°
10 mph
Overcast and light snow
Precip chance: 58%
Humidity: 72%
08am
Overcast and light snow 18°
9 mph
Overcast and light snow
Precip chance: 52%
Humidity: 84%
11am
Overcast 23°
9 mph
Overcast
Precip chance: 45%
Humidity: 59%
02pm
Overcast 30°
8 mph
Overcast
Precip chance: 45%
Humidity: 57%
05pm
Overcast 25°
7 mph
Overcast
Precip chance: 44%
Humidity: 53%
08pm
Overcast 18°
7 mph
Overcast
Precip chance: 38%
Humidity: 73%
11pm
Overcast 18°
6 mph
Overcast
Precip chance: 33%
Humidity: 78%
02am
Cloudy 18°
6 mph
Cloudy
Precip chance: 27%
Humidity: 89%
05am
Cloudy 18°
5 mph
Cloudy
Precip chance: 22%
Humidity: 81%
08am
Cloudy 14°
5 mph
Cloudy
Precip chance: 13%
Humidity: 77%