Hourly Weather Forecast - Keystone, SD

12 AM
19°F
10%
16mph
NW
Partly Cloudy
Humidity
41%
Feels like
5°F
Dew Point
0°F
1 AM
19°F
10%
16mph
NW
Mostly Clear
Humidity
42%
Feels like
4°F
Dew Point
0°F
2 AM
18°F
10%
16mph
NW
Clear
Humidity
43%
Feels like
3°F
Dew Point
0°F
3 AM
18°F
0%
16mph
NW
Clear
Humidity
46%
Feels like
3°F
Dew Point
0°F
4 AM
17°F
0%
16mph
NNW
Clear
Humidity
47%
Feels like
2°F
Dew Point
1°F
5 AM
16°F
10%
16mph
NNW
Mostly Clear
Humidity
46%
Feels like
1°F
Dew Point
-1°F
6 AM
16°F
10%
15mph
NNW
Mostly Clear
Humidity
43%
Feels like
2°F
Dew Point
-2°F
7 AM
17°F
10%
13mph
NNW
Mostly Clear
Humidity
41%
Feels like
3°F
Dew Point
-3°F
7:23 AM
8 AM
19°F
10%
13mph
NNW
Partly Cloudy
Humidity
35%
Feels like
6°F
Dew Point
-4°F
9 AM
23°F
10%
11mph
NNW
Partly Cloudy
Humidity
29%
Feels like
12°F
Dew Point
-5°F
10 AM
26°F
10%
11mph
NNW
Mostly Cloudy
Humidity
21%
Feels like
16°F
Dew Point
-8°F
11 AM
29°F
10%
10mph
NNW
Mostly Cloudy
Humidity
17%
Feels like
20°F
Dew Point
-10°F
12 PM
31°F
10%
10mph
NNW
Cloudy
Humidity
15%
Feels like
23°F
Dew Point
-11°F
1 PM
33°F
10%
10mph
NNW
Mostly Cloudy
Humidity
14%
Feels like
25°F
Dew Point
-11°F
2 PM
33°F
10%
10mph
NNW
Mostly Cloudy
Humidity
13%
Feels like
26°F
Dew Point
-11°F
3 PM
33°F
0%
9mph
NNW
Mostly Cloudy
Humidity
15%
Feels like
25°F
Dew Point
-9°F
4 PM
31°F
0%
9mph
NW
Mostly Cloudy
Humidity
19%
Feels like
23°F
Dew Point
-7°F
4:43 PM
5 PM
28°F
0%
9mph
NW
Mostly Cloudy
Humidity
25%
Feels like
19°F
Dew Point
-3°F
6 PM
25°F
10%
11mph
NW
Partly Cloudy
Humidity
33%
Feels like
15°F
Dew Point
0°F
7 PM
24°F
10%
12mph
NW
Mostly Clear
Humidity
42%
Feels like
12°F
Dew Point
4°F
8 PM
23°F
10%
13mph
NW
Clear
Humidity
50%
Feels like
11°F
Dew Point
7°F
9 PM
24°F
10%
13mph
NW
Mostly Clear
Humidity
52%
Feels like
12°F
Dew Point
9°F
10 PM
26°F
10%
14mph
NW
Mostly Clear
Humidity
50%
Feels like
14°F
Dew Point
10°F
11 PM
29°F
10%
14mph
NW
Mostly Clear
Humidity
49%
Feels like
17°F
Dew Point
12°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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