Hourly Weather Forecast - Custer, SD

12 AM
34°F
10%
11mph
W
Mostly Clear
Humidity
61%
Feels like
26°F
Dew Point
22°F
1 AM
34°F
10%
11mph
W
Partly Cloudy
Humidity
58%
Feels like
26°F
Dew Point
21°F
2 AM
34°F
10%
10mph
WNW
Partly Cloudy
Humidity
57%
Feels like
26°F
Dew Point
20°F
3 AM
34°F
10%
9mph
WNW
Partly Cloudy
Humidity
57%
Feels like
26°F
Dew Point
20°F
4 AM
33°F
10%
9mph
WNW
Mostly Clear
Humidity
56%
Feels like
26°F
Dew Point
19°F
5 AM
32°F
10%
8mph
WNW
Clear
Humidity
57%
Feels like
25°F
Dew Point
19°F
6 AM
32°F
10%
8mph
WNW
Clear
Humidity
56%
Feels like
25°F
Dew Point
18°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

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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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