Keystone, SD

Detailed forecast

Monday December 30
05am
Overcast +1°
3 m/s
Overcast
Precip chance: 37%
Humidity: 69%
08am
Overcast -3°
3 m/s
Overcast
Precip chance: 47%
Humidity: 57%
11am
Overcast and light rain +1°
3 m/s
Overcast and light rain
Precip chance: 56%
Humidity: 100%
02pm
Overcast and light wet snow +4°
4 m/s
Overcast and light wet snow
Precip chance: 60%
Humidity: 100%
05pm
Overcast and light snow -1°
4 m/s
Overcast and light snow
Precip chance: 64%
Humidity: 81%
08pm
Overcast and light snow -4°
4 m/s
Overcast and light snow
Precip chance: 65%
Humidity: 60%
11pm
Overcast and light snow -4°
4 m/s
Overcast and light snow
Precip chance: 66%
Humidity: 77%
02am
Overcast and light snow -4°
4 m/s
Overcast and light snow
Precip chance: 62%
Humidity: 78%
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%