Hourly Weather Forecast - Westport, SD

8:12 AM
9 AM
15°F
0%
7mph
SSW
Hazy
Humidity
95%
Feels like
5°F
Dew Point
14°F
10 AM
19°F
0%
8mph
SSW
Mostly Sunny
Humidity
86%
Feels like
9°F
Dew Point
16°F
11 AM
23°F
0%
8mph
S
Mostly Sunny
Humidity
79%
Feels like
14°F
Dew Point
17°F
12 PM
26°F
0%
8mph
S
Mostly Sunny
Humidity
76%
Feels like
18°F
Dew Point
20°F
1 PM
28°F
0%
7mph
S
Partly Cloudy
Humidity
74%
Feels like
21°F
Dew Point
21°F
2 PM
29°F
0%
7mph
S
Partly Cloudy
Humidity
75%
Feels like
22°F
Dew Point
22°F
3 PM
29°F
0%
7mph
SSE
Partly Cloudy
Humidity
78%
Feels like
21°F
Dew Point
22°F
4 PM
27°F
0%
7mph
SSE
Partly Cloudy
Humidity
81%
Feels like
19°F
Dew Point
22°F
4:53 PM
5 PM
25°F
0%
7mph
SSE
Partly Cloudy
Humidity
86%
Feels like
17°F
Dew Point
21°F
6 PM
23°F
0%
7mph
SSE
Mostly Cloudy
Humidity
92%
Feels like
15°F
Dew Point
22°F
7 PM
23°F
0%
6mph
SSE
Mostly Cloudy
Humidity
95%
Feels like
15°F
Dew Point
22°F
8 PM
24°F
0%
6mph
SE
Mostly Cloudy
Humidity
93%
Feels like
16°F
Dew Point
22°F
9 PM
25°F
0%
5mph
SE
Cloudy
Humidity
91%
Feels like
18°F
Dew Point
22°F
10 PM
26°F
0%
5mph
ESE
Mostly Cloudy
Humidity
91%
Feels like
20°F
Dew Point
24°F
11 PM
27°F
30%
5mph
E
30% Chance Freezing Rain
Humidity
91%
Feels like
21°F
Dew Point
25°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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