Hourly Weather Forecast - Rapid City, SD

12 AM
48°F
0%
7mph
WSW
Partly Cloudy
Humidity
40%
Feels like
44°F
Dew Point
25°F
1 AM
48°F
0%
7mph
WSW
Partly Cloudy
Humidity
38%
Feels like
45°F
Dew Point
24°F
2 AM
48°F
0%
7mph
WSW
Partly Cloudy
Humidity
36%
Feels like
45°F
Dew Point
22°F
3 AM
49°F
0%
8mph
WSW
Partly Cloudy
Humidity
33%
Feels like
45°F
Dew Point
21°F
4 AM
49°F
0%
9mph
WSW
Mostly Cloudy
Humidity
31%
Feels like
46°F
Dew Point
20°F
5 AM
50°F
0%
10mph
WSW
Cloudy
Humidity
30%
Feels like
50°F
Dew Point
20°F
6 AM
51°F
0%
10mph
WSW
Cloudy
Humidity
29%
Feels like
51°F
Dew Point
20°F
7 AM
52°F
0%
10mph
WSW
Cloudy
Humidity
29%
Feels like
52°F
Dew Point
21°F
7:26 AM
8 AM
54°F
0%
11mph
WSW
Cloudy
Humidity
29%
Feels like
54°F
Dew Point
23°F
9 AM
57°F
0%
12mph
WSW
Mostly Cloudy
Humidity
28%
Feels like
57°F
Dew Point
24°F
10 AM
60°F
0%
13mph
WSW
Mostly Sunny
Humidity
26%
Feels like
60°F
Dew Point
25°F
11 AM
62°F
0%
13mph
WSW
Sunny
Humidity
25%
Feels like
62°F
Dew Point
26°F
12 PM
63°F
0%
12mph
WSW
Sunny
Humidity
24%
Feels like
63°F
Dew Point
26°F
1 PM
63°F
0%
11mph
WSW
Sunny
Humidity
25%
Feels like
63°F
Dew Point
27°F
2 PM
62°F
0%
10mph
SW
Sunny
Humidity
26%
Feels like
62°F
Dew Point
27°F
3 PM
60°F
0%
9mph
SW
Mostly Sunny
Humidity
29%
Feels like
60°F
Dew Point
27°F
4 PM
59°F
0%
8mph
SSW
Mostly Sunny
Humidity
31%
Feels like
59°F
Dew Point
28°F
4:19 PM
5 PM
57°F
0%
9mph
S
Partly Cloudy
Humidity
35%
Feels like
57°F
Dew Point
29°F
6 PM
54°F
0%
9mph
S
Partly Cloudy
Humidity
39%
Feels like
54°F
Dew Point
30°F
7 PM
51°F
0%
10mph
S
Partly Cloudy
Humidity
46%
Feels like
51°F
Dew Point
31°F
8 PM
50°F
0%
10mph
SSW
Partly Cloudy
Humidity
51%
Feels like
46°F
Dew Point
32°F
9 PM
49°F
0%
10mph
SSW
Mostly Clear
Humidity
53%
Feels like
45°F
Dew Point
33°F
10 PM
50°F
0%
11mph
SW
Mostly Clear
Humidity
52%
Feels like
45°F
Dew Point
33°F
11 PM
51°F
0%
12mph
SW
Mostly Clear
Humidity
50%
Feels like
51°F
Dew Point
33°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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