Hourly Weather Forecast - Hermosa, SD

12 AM
28°F
10%
11mph
SSW
Partly Cloudy
Humidity
65%
Feels like
19°F
Dew Point
18°F
1 AM
30°F
10%
11mph
SSW
Partly Cloudy
Humidity
64%
Feels like
20°F
Dew Point
19°F
2 AM
31°F
10%
11mph
SSW
Mostly Cloudy
Humidity
63%
Feels like
22°F
Dew Point
20°F
3 AM
33°F
10%
11mph
SW
Mostly Cloudy
Humidity
62%
Feels like
24°F
Dew Point
21°F
4 AM
35°F
10%
11mph
SW
Cloudy
Humidity
61%
Feels like
27°F
Dew Point
23°F
5 AM
37°F
10%
11mph
WSW
Cloudy
Humidity
60%
Feels like
29°F
Dew Point
24°F
6 AM
38°F
10%
12mph
WSW
Cloudy
Humidity
60%
Feels like
30°F
Dew Point
25°F
7 AM
40°F
10%
13mph
WSW
Mostly Cloudy
Humidity
60%
Feels like
32°F
Dew Point
27°F
7:22 AM
8 AM
42°F
10%
14mph
WSW
Mostly Cloudy
Humidity
58%
Feels like
34°F
Dew Point
28°F
9 AM
46°F
10%
15mph
WSW
Partly Cloudy
Humidity
53%
Feels like
39°F
Dew Point
30°F
10 AM
51°F
10%
15mph
WSW
Mostly Sunny
Humidity
48%
Feels like
51°F
Dew Point
32°F
11 AM
54°F
10%
16mph
WSW
Mostly Sunny
Humidity
43%
Feels like
54°F
Dew Point
33°F
12 PM
56°F
10%
16mph
W
Mostly Sunny
Humidity
41%
Feels like
56°F
Dew Point
33°F
1 PM
57°F
10%
17mph
W
Partly Cloudy
Humidity
39%
Feels like
57°F
Dew Point
32°F
2 PM
57°F
10%
17mph
W
Cloudy
Humidity
38%
Feels like
57°F
Dew Point
32°F
3 PM
55°F
10%
16mph
W
Cloudy
Humidity
40%
Feels like
55°F
Dew Point
31°F
4 PM
53°F
10%
14mph
W
Mostly Cloudy
Humidity
42%
Feels like
53°F
Dew Point
30°F
4:17 PM
5 PM
50°F
10%
11mph
W
Mostly Cloudy
Humidity
45%
Feels like
50°F
Dew Point
30°F
6 PM
48°F
10%
10mph
W
Mostly Cloudy
Humidity
48%
Feels like
43°F
Dew Point
29°F
7 PM
46°F
10%
9mph
WNW
Mostly Cloudy
Humidity
51%
Feels like
41°F
Dew Point
28°F
8 PM
44°F
10%
9mph
WNW
Mostly Cloudy
Humidity
54%
Feels like
39°F
Dew Point
28°F
9 PM
42°F
10%
9mph
NW
Partly Cloudy
Humidity
58%
Feels like
37°F
Dew Point
28°F
10 PM
40°F
10%
8mph
NW
Partly Cloudy
Humidity
62%
Feels like
35°F
Dew Point
28°F
11 PM
39°F
20%
8mph
NNW
Partly Cloudy
Humidity
65%
Feels like
34°F
Dew Point
28°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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