Hourly Weather Forecast - Hermosa, SD

6 AM
18°F
0%
6mph
SSW
Mostly Clear
Humidity
81%
Feels like
10°F
Dew Point
13°F
7 AM
21°F
0%
6mph
SW
Mostly Clear
Humidity
77%
Feels like
13°F
Dew Point
15°F
7:19 AM
8 AM
25°F
0%
7mph
WSW
Sunny
Humidity
72%
Feels like
17°F
Dew Point
18°F
9 AM
32°F
0%
7mph
SW
Sunny
Humidity
66%
Feels like
25°F
Dew Point
22°F
10 AM
39°F
0%
7mph
SW
Mostly Sunny
Humidity
60%
Feels like
34°F
Dew Point
26°F
11 AM
45°F
0%
7mph
SSW
Mostly Sunny
Humidity
54%
Feels like
41°F
Dew Point
29°F
12 PM
49°F
0%
8mph
SSW
Sunny
Humidity
50%
Feels like
46°F
Dew Point
31°F
1 PM
52°F
0%
9mph
SSW
Sunny
Humidity
47%
Feels like
52°F
Dew Point
32°F
2 PM
53°F
0%
9mph
SW
Sunny
Humidity
45%
Feels like
53°F
Dew Point
32°F
3 PM
51°F
0%
9mph
SW
Sunny
Humidity
43%
Feels like
51°F
Dew Point
29°F
4 PM
48°F
0%
11mph
WSW
Mostly Sunny
Humidity
41%
Feels like
43°F
Dew Point
25°F
4:15 PM
5 PM
45°F
0%
12mph
W
Mostly Clear
Humidity
40%
Feels like
39°F
Dew Point
22°F
6 PM
43°F
0%
12mph
W
Mostly Clear
Humidity
40%
Feels like
37°F
Dew Point
21°F
7 PM
42°F
0%
11mph
W
Mostly Clear
Humidity
41%
Feels like
36°F
Dew Point
20°F
8 PM
41°F
0%
11mph
WNW
Clear
Humidity
42%
Feels like
35°F
Dew Point
20°F
9 PM
40°F
0%
10mph
WNW
Clear
Humidity
43%
Feels like
34°F
Dew Point
20°F
10 PM
40°F
0%
9mph
WNW
Clear
Humidity
43%
Feels like
34°F
Dew Point
19°F
11 PM
39°F
0%
8mph
WNW
Clear
Humidity
44%
Feels like
34°F
Dew Point
19°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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