Keystone, SD

Detailed forecast

Tuesday December 31
05am
Overcast and light snow -5°
4 m/s
Overcast and light snow
Precip chance: 58%
Humidity: 72%
08am
Overcast and light snow -8°
4 m/s
Overcast and light snow
Precip chance: 52%
Humidity: 84%
11am
Overcast -5°
4 m/s
Overcast
Precip chance: 45%
Humidity: 59%
02pm
Overcast -1°
4 m/s
Overcast
Precip chance: 45%
Humidity: 57%
05pm
Overcast -5°
3 m/s
Overcast
Precip chance: 44%
Humidity: 65%
08pm
Overcast -8°
3 m/s
Overcast
Precip chance: 38%
Humidity: 73%
11pm
Overcast -8°
3 m/s
Overcast
Precip chance: 33%
Humidity: 78%
02am
Cloudy -8°
3 m/s
Cloudy
Precip chance: 27%
Humidity: 67%
05am
Cloudy -8°
2 m/s
Cloudy
Precip chance: 22%
Humidity: 81%
08am
Cloudy -10°
2 m/s
Cloudy
Precip chance: 13%
Humidity: 71%