Keystone Hourly Forecast

Home / Local Weather & Traffic / South Dakota / Keystone Hourly Weather - 12hr View

Next 12 Hours

This Afternoon

Partly cloudy. Highs in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Tonight

Partly cloudy. Lows in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph.

Sat, Nov 23rd	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
1 PM Overcast UV Index: 1.2	39°F Feels 35°F Dew Point 22.9°F	50%	8.5 S	29.76 inHg	22.9°F	0%
2 PM Overcast UV Index: 0.8	41°F Feels 36°F Dew Point 23.7°F	50%	9.6 S	29.71 inHg	23.7°F	0%
3 PM Partly Cloudy UV Index: 0.4	42°F Feels 38°F Dew Point 23.3°F	47%	11.2 SSW	29.66 inHg	23.3°F	0%
4 PM Partly Cloudy UV Index: 0	43°F Feels 38°F Dew Point 22°F	42%	11.9 SSW	29.62 inHg	22°F	0%
5 PM Partly Cloudy UV Index: 0	42°F Feels 37°F Dew Point 19.3°F	37%	12.1 SW	29.58 inHg	19.3°F	0%
6 PM Overcast UV Index: 0	42°F Feels 36°F Dew Point 14.3°F	33%	12.1 SW	29.57 inHg	14.3°F	0%
7 PM Overcast UV Index: 0	42°F Feels 36°F Dew Point 13°F	30%	13.2 SW	29.54 inHg	13°F	0%
8 PM Cloudy UV Index: 0	43°F Feels 37°F Dew Point 12.3°F	28%	17.7 WSW	29.53 inHg	12.3°F	0%
9 PM Partly Cloudy UV Index: 0	43°F Feels 36°F Dew Point 12.1°F	27%	21.3 WSW	29.53 inHg	12.1°F	0%
10 PM Partly Cloudy UV Index: 0	42°F Feels 34°F Dew Point 13.1°F	30%	22.1 W	29.53 inHg	13.1°F	0%
11 PM Partly Cloudy UV Index: 0	41°F Feels 33°F Dew Point 15.1°F	35%	22.4 W	29.55 inHg	15.1°F	0%

Sunday

Mostly cloudy. A chance of snow in the afternoon. Snow accumulation around an inch possible. Highs in the mid 30s. Northwest winds 5 to 10 mph. Chance of snow 40 percent.

Sunday Night

Partly cloudy with a chance of snow in the evening, then mostly clear after midnight. Additional snow accumulation up to 1 inch possible. Lows 10 to 15. Northwest winds 5 to 10 mph. Chance of snow 30 percent.