Hourly Weather Forecast - Lake Saint Louis, MO

12 AM
26°F
0%
8mph
WNW
Mostly Cloudy
Humidity
51%
Feels like
18°F
Dew Point
11°F
1 AM
26°F
0%
7mph
WNW
Partly Cloudy
Humidity
52%
Feels like
18°F
Dew Point
11°F
2 AM
25°F
0%
6mph
WNW
Partly Cloudy
Humidity
52%
Feels like
18°F
Dew Point
10°F
3 AM
25°F
0%
6mph
NW
Partly Cloudy
Humidity
53%
Feels like
18°F
Dew Point
10°F
4 AM
24°F
0%
5mph
NW
Partly Cloudy
Humidity
54%
Feels like
18°F
Dew Point
10°F
5 AM
23°F
0%
4mph
NW
Mostly Clear
Humidity
55%
Feels like
18°F
Dew Point
10°F
6 AM
23°F
0%
3mph
NW
Clear
Humidity
55%
Feels like
19°F
Dew Point
9°F
7 AM
23°F
0%
3mph
WNW
Clear
Humidity
55%
Feels like
23°F
Dew Point
10°F
7:16 AM
8 AM
24°F
0%
2mph
WNW
Sunny
Humidity
54%
Feels like
24°F
Dew Point
10°F
9 AM
26°F
0%
3mph
W
Sunny
Humidity
52%
Feels like
26°F
Dew Point
11°F
10 AM
27°F
0%
3mph
WSW
Sunny
Humidity
50%
Feels like
27°F
Dew Point
11°F
11 AM
29°F
0%
3mph
SSW
Sunny
Humidity
48%
Feels like
29°F
Dew Point
12°F
12 PM
31°F
0%
3mph
S
Sunny
Humidity
46%
Feels like
31°F
Dew Point
13°F
1 PM
33°F
0%
3mph
S
Sunny
Humidity
45%
Feels like
33°F
Dew Point
14°F
2 PM
34°F
0%
3mph
SSE
Sunny
Humidity
44%
Feels like
31°F
Dew Point
15°F
3 PM
34°F
0%
3mph
SSE
Sunny
Humidity
46%
Feels like
32°F
Dew Point
16°F
4 PM
34°F
0%
4mph
SSE
Sunny
Humidity
49%
Feels like
31°F
Dew Point
17°F
4:43 PM
5 PM
34°F
0%
4mph
SSE
Clear
Humidity
53%
Feels like
30°F
Dew Point
18°F
6 PM
33°F
0%
4mph
SSE
Clear
Humidity
56%
Feels like
30°F
Dew Point
19°F
7 PM
33°F
0%
4mph
SSE
Clear
Humidity
59%
Feels like
29°F
Dew Point
20°F
8 PM
33°F
0%
5mph
SSE
Clear
Humidity
61%
Feels like
29°F
Dew Point
21°F
9 PM
33°F
0%
5mph
S
Clear
Humidity
62%
Feels like
29°F
Dew Point
22°F
10 PM
34°F
0%
5mph
S
Mostly Clear
Humidity
63%
Feels like
29°F
Dew Point
22°F
11 PM
34°F
0%
5mph
S
Partly Cloudy
Humidity
63%
Feels like
30°F
Dew Point
23°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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