Hourly Weather Forecast - Lake Saint Louis, MO

12 AM
26°F
0%
11mph
WNW
Partly Cloudy
Humidity
57%
Feels like
16°F
Dew Point
13°F
1 AM
26°F
0%
10mph
WNW
Partly Cloudy
Humidity
59%
Feels like
16°F
Dew Point
14°F
2 AM
25°F
0%
10mph
WNW
Partly Cloudy
Humidity
61%
Feels like
16°F
Dew Point
14°F
3 AM
25°F
0%
9mph
WNW
Partly Cloudy
Humidity
63%
Feels like
16°F
Dew Point
14°F
4 AM
24°F
0%
8mph
WNW
Clear
Humidity
61%
Feels like
15°F
Dew Point
13°F
5 AM
25°F
0%
7mph
WNW
Clear
Humidity
57%
Feels like
17°F
Dew Point
12°F
6 AM
26°F
0%
6mph
WNW
Clear
Humidity
54%
Feels like
18°F
Dew Point
11°F
7 AM
27°F
0%
6mph
WNW
Clear
Humidity
47%
Feels like
20°F
Dew Point
10°F
7:16 AM
8 AM
28°F
0%
5mph
WNW
Sunny
Humidity
45%
Feels like
22°F
Dew Point
9°F
9 AM
29°F
0%
5mph
WNW
Sunny
Humidity
42%
Feels like
24°F
Dew Point
10°F
10 AM
31°F
0%
4mph
WNW
Sunny
Humidity
41%
Feels like
27°F
Dew Point
10°F
11 AM
33°F
0%
4mph
W
Sunny
Humidity
40%
Feels like
30°F
Dew Point
12°F
12 PM
35°F
0%
3mph
WSW
Sunny
Humidity
39%
Feels like
33°F
Dew Point
13°F
1 PM
37°F
0%
3mph
WSW
Sunny
Humidity
38%
Feels like
37°F
Dew Point
14°F
2 PM
39°F
0%
2mph
SW
Sunny
Humidity
37%
Feels like
39°F
Dew Point
15°F
3 PM
39°F
0%
2mph
SSW
Sunny
Humidity
39%
Feels like
39°F
Dew Point
16°F
4 PM
37°F
0%
2mph
S
Sunny
Humidity
41%
Feels like
37°F
Dew Point
16°F
4:43 PM
5 PM
36°F
0%
3mph
S
Clear
Humidity
44%
Feels like
36°F
Dew Point
16°F
6 PM
35°F
0%
4mph
SSE
Clear
Humidity
50%
Feels like
32°F
Dew Point
19°F
7 PM
35°F
0%
4mph
SSE
Clear
Humidity
52%
Feels like
31°F
Dew Point
19°F
8 PM
35°F
0%
5mph
SSE
Clear
Humidity
53%
Feels like
30°F
Dew Point
19°F
9 PM
35°F
0%
6mph
S
Clear
Humidity
53%
Feels like
30°F
Dew Point
20°F
10 PM
36°F
0%
6mph
S
Clear
Humidity
54%
Feels like
31°F
Dew Point
21°F
11 PM
37°F
0%
6mph
S
Clear
Humidity
55%
Feels like
32°F
Dew Point
22°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

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

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

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