Hourly Weather Forecast - Lake Saint Louis, MO

12 AM
34°F
10%
3mph
SE
Partly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
23°F
1 AM
34°F
10%
3mph
SSE
Partly Cloudy
Humidity
66%
Feels like
31°F
Dew Point
23°F
2 AM
33°F
10%
3mph
SSE
Partly Cloudy
Humidity
66%
Feels like
30°F
Dew Point
23°F
3 AM
33°F
20%
3mph
SSE
Partly Cloudy
Humidity
68%
Feels like
30°F
Dew Point
23°F
4 AM
32°F
20%
3mph
SSE
Partly Cloudy
Humidity
68%
Feels like
29°F
Dew Point
23°F
5 AM
32°F
20%
3mph
SSE
Partly Cloudy
Humidity
68%
Feels like
30°F
Dew Point
23°F
6 AM
33°F
20%
3mph
SSE
Partly Cloudy
Humidity
67%
Feels like
30°F
Dew Point
23°F
7 AM
34°F
10%
3mph
SSE
Partly Cloudy
Humidity
62%
Feels like
32°F
Dew Point
23°F
7:18 AM
8 AM
36°F
10%
3mph
SSE
Partly Cloudy
Humidity
59%
Feels like
34°F
Dew Point
23°F
9 AM
39°F
0%
3mph
SSE
Partly Cloudy
Humidity
55%
Feels like
36°F
Dew Point
24°F
10 AM
41°F
0%
4mph
SSE
Partly Cloudy
Humidity
52%
Feels like
39°F
Dew Point
25°F
11 AM
44°F
0%
4mph
SSE
Mostly Sunny
Humidity
51%
Feels like
42°F
Dew Point
27°F
12 PM
46°F
0%
4mph
SSE
Sunny
Humidity
50%
Feels like
44°F
Dew Point
28°F
1 PM
48°F
0%
4mph
SSE
Mostly Sunny
Humidity
49%
Feels like
47°F
Dew Point
29°F
2 PM
49°F
0%
3mph
SSE
Partly Cloudy
Humidity
49%
Feels like
49°F
Dew Point
31°F
3 PM
49°F
0%
3mph
SSE
Mostly Cloudy
Humidity
51%
Feels like
49°F
Dew Point
32°F
4 PM
49°F
0%
3mph
SSE
Mostly Cloudy
Humidity
53%
Feels like
48°F
Dew Point
32°F
4:45 PM
5 PM
47°F
0%
3mph
SSE
Partly Cloudy
Humidity
57%
Feels like
46°F
Dew Point
33°F
6 PM
47°F
0%
4mph
SSE
Partly Cloudy
Humidity
55%
Feels like
45°F
Dew Point
31°F
7 PM
46°F
0%
4mph
S
Partly Cloudy
Humidity
57%
Feels like
44°F
Dew Point
32°F
8 PM
46°F
0%
4mph
S
Partly Cloudy
Humidity
60%
Feels like
44°F
Dew Point
33°F
9 PM
46°F
0%
4mph
S
Mostly Clear
Humidity
64%
Feels like
44°F
Dew Point
34°F
10 PM
46°F
0%
4mph
S
Mostly Clear
Humidity
67%
Feels like
44°F
Dew Point
36°F
11 PM
46°F
10%
4mph
SSW
Clear
Humidity
71%
Feels like
45°F
Dew Point
38°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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