Hourly Weather Forecast - Keystone, SD

12 AM
25°F
0%
24mph
NW
Windy
Humidity
43%
Feels like
10°F
Dew Point
6°F
1 AM
25°F
0%
24mph
NW
Windy
Humidity
43%
Feels like
9°F
Dew Point
6°F
2 AM
24°F
0%
25mph
NW
Windy
Humidity
44%
Feels like
8°F
Dew Point
5°F
3 AM
23°F
0%
26mph
NW
Windy
Humidity
46%
Feels like
7°F
Dew Point
6°F
4 AM
23°F
0%
26mph
NW
Windy
Humidity
48%
Feels like
6°F
Dew Point
6°F
5 AM
22°F
0%
27mph
NW
Windy
Humidity
51%
Feels like
5°F
Dew Point
7°F
6 AM
21°F
0%
27mph
NW
Windy
Humidity
52%
Feels like
4°F
Dew Point
6°F
7 AM
21°F
0%
28mph
NW
Windy
Humidity
53%
Feels like
3°F
Dew Point
6°F
7:24 AM
8 AM
22°F
10%
27mph
NW
Windy
Humidity
51%
Feels like
4°F
Dew Point
6°F
9 AM
24°F
20%
27mph
NW
Windy
Humidity
48%
Feels like
7°F
Dew Point
7°F
10 AM
26°F
20%
26mph
NW
Windy
Humidity
41%
Feels like
10°F
Dew Point
5°F
11 AM
26°F
20%
25mph
NW
Windy
Humidity
36%
Feels like
11°F
Dew Point
3°F
12 PM
26°F
10%
24mph
NW
Windy
Humidity
32%
Feels like
11°F
Dew Point
1°F
1 PM
26°F
10%
24mph
NW
Windy
Humidity
30%
Feels like
11°F
Dew Point
-1°F
2 PM
25°F
10%
23mph
NW
Windy
Humidity
28%
Feels like
10°F
Dew Point
-3°F
3 PM
24°F
0%
21mph
NW
Windy
Humidity
30%
Feels like
9°F
Dew Point
-3°F
4 PM
23°F
0%
19mph
NW
Partly Cloudy
Humidity
31%
Feels like
8°F
Dew Point
-3°F
4:42 PM
5 PM
22°F
10%
16mph
NW
Mostly Cloudy
Humidity
34%
Feels like
8°F
Dew Point
-2°F
6 PM
21°F
10%
15mph
NW
Mostly Cloudy
Humidity
37%
Feels like
7°F
Dew Point
-1°F
7 PM
21°F
10%
15mph
NW
Mostly Cloudy
Humidity
39%
Feels like
7°F
Dew Point
0°F
8 PM
20°F
10%
15mph
NW
Partly Cloudy
Humidity
40%
Feels like
7°F
Dew Point
0°F
9 PM
20°F
10%
15mph
NW
Partly Cloudy
Humidity
40%
Feels like
7°F
Dew Point
0°F
10 PM
20°F
10%
15mph
NW
Partly Cloudy
Humidity
40%
Feels like
7°F
Dew Point
0°F
11 PM
20°F
10%
15mph
NW
Partly Cloudy
Humidity
40%
Feels like
6°F
Dew Point
0°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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