Hourly Weather Forecast - Hermosa, SD

12 AM
41°F
20%
9mph
WNW
Partly Cloudy
Humidity
60%
Feels like
35°F
Dew Point
28°F
1 AM
41°F
20%
10mph
WNW
Partly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
28°F
2 AM
40°F
20%
11mph
WNW
Mostly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
28°F
3 AM
40°F
20%
10mph
NW
Partly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
27°F
4 AM
39°F
20%
9mph
NW
Partly Cloudy
Humidity
60%
Feels like
33°F
Dew Point
26°F
5 AM
38°F
20%
8mph
NNW
Partly Cloudy
Humidity
60%
Feels like
33°F
Dew Point
26°F
6 AM
37°F
20%
7mph
NNW
Partly Cloudy
Humidity
62%
Feels like
31°F
Dew Point
25°F
7 AM
36°F
20%
7mph
NW
Partly Cloudy
Humidity
65%
Feels like
30°F
Dew Point
25°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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