Hourly Weather Forecast - Lyons, SD

12 AM
30°F
10%
9mph
S
Mostly Cloudy
Humidity
81%
Feels like
21°F
Dew Point
25°F
1 AM
29°F
10%
7mph
SSW
Partly Cloudy
Humidity
82%
Feels like
22°F
Dew Point
25°F
2 AM
29°F
10%
6mph
WSW
Partly Cloudy
Humidity
84%
Feels like
22°F
Dew Point
24°F
3 AM
28°F
10%
7mph
W
Partly Cloudy
Humidity
85%
Feels like
21°F
Dew Point
24°F
4 AM
28°F
10%
7mph
WNW
Partly Cloudy
Humidity
86%
Feels like
20°F
Dew Point
24°F
5 AM
27°F
10%
7mph
NW
Partly Cloudy
Humidity
87%
Feels like
19°F
Dew Point
24°F
6 AM
27°F
10%
8mph
NNW
Partly Cloudy
Humidity
88%
Feels like
18°F
Dew Point
23°F
7 AM
26°F
10%
8mph
NNW
Partly Cloudy
Humidity
89%
Feels like
18°F
Dew Point
23°F
7:57 AM
8 AM
26°F
0%
8mph
NNW
Partly Cloudy
Humidity
89%
Feels like
17°F
Dew Point
23°F
9 AM
26°F
10%
8mph
NNW
Mostly Sunny
Humidity
88%
Feels like
18°F
Dew Point
23°F
10 AM
28°F
10%
8mph
NNW
Mostly Sunny
Humidity
84%
Feels like
19°F
Dew Point
23°F
11 AM
29°F
10%
8mph
NNW
Mostly Sunny
Humidity
78%
Feels like
21°F
Dew Point
23°F
12 PM
30°F
10%
8mph
NNW
Mostly Sunny
Humidity
74%
Feels like
23°F
Dew Point
23°F
1 PM
31°F
10%
9mph
NNW
Mostly Sunny
Humidity
72%
Feels like
23°F
Dew Point
23°F
2 PM
31°F
10%
9mph
NNW
Mostly Sunny
Humidity
72%
Feels like
23°F
Dew Point
23°F
3 PM
31°F
10%
9mph
NNW
Mostly Sunny
Humidity
72%
Feels like
23°F
Dew Point
23°F
4 PM
30°F
10%
9mph
NNW
Mostly Sunny
Humidity
73%
Feels like
21°F
Dew Point
22°F
4:52 PM
5 PM
28°F
10%
10mph
NNW
Partly Cloudy
Humidity
76%
Feels like
19°F
Dew Point
22°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

Monday's Weather Outlook

Monday'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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