Hourly Weather Forecast - Armour, SD

12 AM
35°F
10%
6mph
NNW
Mostly Cloudy
Humidity
79%
Feels like
31°F
Dew Point
29°F
1 AM
35°F
10%
5mph
NNW
Mostly Cloudy
Humidity
79%
Feels like
30°F
Dew Point
29°F
2 AM
34°F
10%
5mph
NW
Partly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
29°F
3 AM
34°F
10%
4mph
NW
Partly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
28°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

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

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend 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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