Hourly Weather Forecast - Hermosa, SD

12 AM
34°F
10%
6mph
WSW
Mostly Clear
Humidity
76%
Feels like
29°F
Dew Point
28°F
1 AM
34°F
10%
6mph
WSW
Clear
Humidity
77%
Feels like
28°F
Dew Point
28°F
2 AM
34°F
10%
7mph
SW
Clear
Humidity
76%
Feels like
28°F
Dew Point
28°F
3 AM
34°F
10%
7mph
SW
Clear
Humidity
74%
Feels like
28°F
Dew Point
27°F
4 AM
35°F
10%
8mph
SW
Mostly Clear
Humidity
72%
Feels like
28°F
Dew Point
26°F
5 AM
35°F
10%
8mph
SW
Mostly Clear
Humidity
69%
Feels like
29°F
Dew Point
26°F
6 AM
36°F
10%
9mph
SW
Mostly Clear
Humidity
69%
Feels like
29°F
Dew Point
27°F
7 AM
37°F
10%
10mph
SW
Mostly Clear
Humidity
69%
Feels like
30°F
Dew Point
28°F
7:25 AM
8 AM
39°F
10%
11mph
SW
Mostly Sunny
Humidity
67%
Feels like
32°F
Dew Point
29°F
9 AM
42°F
10%
12mph
SW
Sunny
Humidity
60%
Feels like
36°F
Dew Point
30°F
10 AM
47°F
0%
14mph
SW
Sunny
Humidity
52%
Feels like
41°F
Dew Point
30°F
11 AM
51°F
0%
15mph
SW
Sunny
Humidity
45%
Feels like
51°F
Dew Point
30°F
12 PM
53°F
0%
16mph
WSW
Sunny
Humidity
40%
Feels like
53°F
Dew Point
30°F
1 PM
55°F
0%
17mph
WSW
Sunny
Humidity
37%
Feels like
55°F
Dew Point
29°F
2 PM
55°F
0%
17mph
W
Sunny
Humidity
36%
Feels like
55°F
Dew Point
28°F
3 PM
53°F
0%
15mph
W
Sunny
Humidity
37%
Feels like
53°F
Dew Point
27°F
4 PM
49°F
0%
12mph
W
Sunny
Humidity
41%
Feels like
45°F
Dew Point
27°F
4:21 PM
5 PM
46°F
0%
10mph
W
Clear
Humidity
45%
Feels like
41°F
Dew Point
26°F
6 PM
44°F
0%
9mph
W
Clear
Humidity
48%
Feels like
39°F
Dew Point
26°F
7 PM
43°F
0%
10mph
W
Clear
Humidity
50%
Feels like
37°F
Dew Point
26°F
8 PM
42°F
0%
10mph
W
Mostly Clear
Humidity
52%
Feels like
36°F
Dew Point
26°F
9 PM
41°F
0%
11mph
W
Mostly Clear
Humidity
53%
Feels like
35°F
Dew Point
26°F
10 PM
41°F
0%
11mph
W
Mostly Clear
Humidity
54%
Feels like
35°F
Dew Point
25°F
11 PM
41°F
0%
11mph
W
Mostly Clear
Humidity
54%
Feels like
34°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

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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