Hourly Weather Forecast - Keystone, SD

12 AM
35°F
0%
14mph
NNW
Partly Cloudy
Humidity
65%
Feels like
26°F
Dew Point
24°F
1 AM
34°F
0%
13mph
NNW
Mostly Clear
Humidity
67%
Feels like
25°F
Dew Point
24°F
2 AM
34°F
0%
12mph
NNW
Mostly Clear
Humidity
69%
Feels like
25°F
Dew Point
24°F
3 AM
33°F
0%
11mph
NNW
Mostly Clear
Humidity
71%
Feels like
24°F
Dew Point
25°F
4 AM
32°F
0%
10mph
NNW
Mostly Clear
Humidity
71%
Feels like
24°F
Dew Point
24°F
5 AM
32°F
0%
9mph
NNW
Partly Cloudy
Humidity
70%
Feels like
25°F
Dew Point
24°F
6 AM
32°F
0%
7mph
NW
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
23°F
7 AM
33°F
0%
5mph
NW
Partly Cloudy
Humidity
64%
Feels like
28°F
Dew Point
22°F
7:25 AM
8 AM
35°F
0%
4mph
NW
Partly Cloudy
Humidity
58%
Feels like
31°F
Dew Point
22°F
9 AM
39°F
0%
4mph
NW
Partly Cloudy
Humidity
52%
Feels like
36°F
Dew Point
23°F
10 AM
43°F
0%
4mph
NNW
Partly Cloudy
Humidity
44%
Feels like
40°F
Dew Point
22°F
11 AM
46°F
0%
5mph
NNW
Partly Cloudy
Humidity
38%
Feels like
43°F
Dew Point
22°F
12 PM
47°F
0%
6mph
NNW
Partly Cloudy
Humidity
38%
Feels like
45°F
Dew Point
23°F
1 PM
48°F
10%
6mph
NNW
Partly Cloudy
Humidity
39%
Feels like
45°F
Dew Point
24°F
2 PM
47°F
0%
6mph
NNW
Partly Cloudy
Humidity
42%
Feels like
44°F
Dew Point
25°F
3 PM
46°F
0%
5mph
NNW
Partly Cloudy
Humidity
47%
Feels like
43°F
Dew Point
26°F
4 PM
43°F
0%
3mph
NNW
Partly Cloudy
Humidity
53%
Feels like
42°F
Dew Point
27°F
4:40 PM
5 PM
42°F
0%
3mph
NW
Mostly Clear
Humidity
55%
Feels like
42°F
Dew Point
27°F
6 PM
40°F
0%
4mph
WNW
Mostly Clear
Humidity
59%
Feels like
38°F
Dew Point
27°F
7 PM
39°F
0%
5mph
WNW
Clear
Humidity
63%
Feels like
36°F
Dew Point
28°F
8 PM
39°F
0%
5mph
WNW
Clear
Humidity
65%
Feels like
35°F
Dew Point
28°F
9 PM
38°F
0%
6mph
WNW
Clear
Humidity
64%
Feels like
34°F
Dew Point
27°F
10 PM
39°F
0%
6mph
WNW
Clear
Humidity
60%
Feels like
34°F
Dew Point
26°F
11 PM
39°F
0%
7mph
WNW
Clear
Humidity
56%
Feels like
34°F
Dew Point
25°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

It will be a tale of two seasons on Wednesday, with cold, wintry weather in the East and dry, spring-like weather in the West.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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