Hourly Weather Forecast - Westport, SD

12 AM
25°F
0%
6mph
SSE
Mostly Cloudy
Humidity
95%
Feels like
17°F
Dew Point
23°F
1 AM
25°F
0%
6mph
SSE
Mostly Cloudy
Humidity
92%
Feels like
18°F
Dew Point
23°F
2 AM
25°F
0%
6mph
SSE
Cloudy
Humidity
92%
Feels like
18°F
Dew Point
23°F
3 AM
25°F
0%
6mph
SSE
Cloudy
Humidity
92%
Feels like
18°F
Dew Point
23°F
4 AM
26°F
0%
6mph
SSE
Cloudy
Humidity
93%
Feels like
19°F
Dew Point
24°F
5 AM
27°F
0%
5mph
SSE
Cloudy
Humidity
95%
Feels like
21°F
Dew Point
26°F
6 AM
28°F
0%
5mph
SSE
Foggy
Humidity
99%
Feels like
22°F
Dew Point
28°F
7 AM
29°F
0%
4mph
SE
Cloudy
Humidity
98%
Feels like
24°F
Dew Point
28°F
8 AM
29°F
0%
4mph
ESE
Cloudy
Humidity
97%
Feels like
25°F
Dew Point
29°F
8:13 AM
9 AM
31°F
0%
5mph
E
Cloudy
Humidity
95%
Feels like
25°F
Dew Point
29°F
10 AM
31°F
0%
6mph
ENE
Cloudy
Humidity
96%
Feels like
26°F
Dew Point
30°F
11 AM
32°F
0%
6mph
NE
Cloudy
Humidity
95%
Feels like
26°F
Dew Point
31°F
12 PM
33°F
0%
8mph
NNE
Cloudy
Humidity
95%
Feels like
27°F
Dew Point
32°F
1 PM
34°F
0%
8mph
NNE
Cloudy
Humidity
93%
Feels like
27°F
Dew Point
32°F
2 PM
34°F
0%
9mph
NE
Cloudy
Humidity
91%
Feels like
27°F
Dew Point
31°F
3 PM
33°F
0%
9mph
NE
Cloudy
Humidity
93%
Feels like
25°F
Dew Point
31°F
4 PM
31°F
0%
9mph
NE
Cloudy
Humidity
94%
Feels like
23°F
Dew Point
29°F
4:55 PM
5 PM
30°F
0%
9mph
NE
Cloudy
Humidity
95%
Feels like
21°F
Dew Point
28°F
6 PM
29°F
0%
9mph
NE
Foggy
Humidity
99%
Feels like
21°F
Dew Point
29°F
7 PM
29°F
0%
9mph
NE
Foggy
Humidity
100%
Feels like
21°F
Dew Point
29°F
8 PM
29°F
0%
9mph
NE
Foggy
Humidity
99%
Feels like
20°F
Dew Point
28°F
9 PM
29°F
0%
9mph
NE
Cloudy
Humidity
98%
Feels like
20°F
Dew Point
28°F
10 PM
29°F
0%
9mph
NE
Cloudy
Humidity
98%
Feels like
20°F
Dew Point
28°F
11 PM
28°F
0%
9mph
ENE
Foggy
Humidity
99%
Feels like
20°F
Dew Point
28°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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