Hourly Weather Forecast - Ralph, SD

12 AM
13°F
10%
8mph
W
Cloudy
Humidity
75%
Feels like
1°F
Dew Point
6°F
1 AM
13°F
10%
8mph
WSW
Cloudy
Humidity
73%
Feels like
2°F
Dew Point
6°F
2 AM
14°F
30%
9mph
WSW
30% Chance of Flurries
Humidity
72%
Feels like
2°F
Dew Point
6°F
3 AM
14°F
30%
9mph
WSW
30% Chance of Flurries
Humidity
72%
Feels like
3°F
Dew Point
7°F
4 AM
15°F
30%
9mph
WSW
30% Chance of Snow
Humidity
72%
Feels like
3°F
Dew Point
8°F
5 AM
16°F
30%
10mph
WSW
30% Chance of Snow
Humidity
72%
Feels like
4°F
Dew Point
8°F
6 AM
17°F
30%
11mph
WSW
30 % Chance of Heavy Snow
Humidity
72%
Feels like
4°F
Dew Point
9°F
7 AM
17°F
30%
12mph
W
30 % Chance of Heavy Snow
Humidity
73%
Feels like
4°F
Dew Point
10°F
7:26 AM
8 AM
19°F
30%
13mph
W
30% Chance of Heavy Snow
Humidity
72%
Feels like
5°F
Dew Point
11°F
9 AM
21°F
30%
15mph
W
30% Chance of Snow
Humidity
68%
Feels like
8°F
Dew Point
13°F
10 AM
25°F
30%
16mph
W
30% Chance Frozen Mix
Humidity
63%
Feels like
12°F
Dew Point
14°F
11 AM
28°F
10%
18mph
WNW
Mostly Cloudy
Humidity
59%
Feels like
16°F
Dew Point
16°F
12 PM
31°F
10%
19mph
WNW
Mostly Cloudy
Humidity
55%
Feels like
18°F
Dew Point
16°F
1 PM
33°F
10%
21mph
WNW
Windy
Humidity
51%
Feels like
21°F
Dew Point
17°F
2 PM
34°F
10%
22mph
WNW
Windy
Humidity
50%
Feels like
22°F
Dew Point
17°F
3 PM
33°F
10%
21mph
WNW
Windy
Humidity
54%
Feels like
20°F
Dew Point
18°F
4 PM
30°F
0%
20mph
WNW
Mostly Cloudy
Humidity
59%
Feels like
17°F
Dew Point
18°F
4:40 PM
5 PM
28°F
0%
18mph
WNW
Mostly Cloudy
Humidity
65%
Feels like
15°F
Dew Point
18°F
6 PM
26°F
0%
18mph
NW
Mostly Cloudy
Humidity
69%
Feels like
13°F
Dew Point
18°F
7 PM
25°F
0%
18mph
NW
Mostly Cloudy
Humidity
73%
Feels like
12°F
Dew Point
18°F
8 PM
24°F
10%
18mph
NW
Mostly Cloudy
Humidity
77%
Feels like
11°F
Dew Point
18°F
9 PM
24°F
10%
17mph
NW
Mostly Cloudy
Humidity
79%
Feels like
10°F
Dew Point
18°F
10 PM
23°F
20%
17mph
NW
Mostly Cloudy
Humidity
80%
Feels like
9°F
Dew Point
17°F
11 PM
22°F
20%
17mph
NW
Mostly Cloudy
Humidity
80%
Feels like
8°F
Dew Point
17°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

As one disturbance exits New England tonight, another will be quick on its heels in the Great Lakes on Friday.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(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

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