Hourly Weather Forecast - Lake Saint Louis, MO

12 AM
37°F
10%
5mph
S
Clear
Humidity
55%
Feels like
33°F
Dew Point
23°F
1 AM
38°F
10%
6mph
S
Clear
Humidity
57%
Feels like
34°F
Dew Point
24°F
2 AM
39°F
10%
5mph
S
Mostly Clear
Humidity
57%
Feels like
35°F
Dew Point
25°F
3 AM
39°F
10%
5mph
S
Mostly Clear
Humidity
59%
Feels like
35°F
Dew Point
26°F
4 AM
40°F
10%
6mph
S
Mostly Clear
Humidity
60%
Feels like
36°F
Dew Point
27°F
5 AM
39°F
10%
6mph
S
Mostly Clear
Humidity
61%
Feels like
35°F
Dew Point
27°F
6 AM
39°F
10%
6mph
S
Mostly Clear
Humidity
64%
Feels like
35°F
Dew Point
28°F
7 AM
40°F
10%
6mph
S
Mostly Clear
Humidity
62%
Feels like
36°F
Dew Point
28°F
7:17 AM
8 AM
42°F
0%
5mph
SSW
Mostly Sunny
Humidity
60%
Feels like
39°F
Dew Point
29°F
9 AM
45°F
0%
5mph
SSW
Partly Cloudy
Humidity
57%
Feels like
42°F
Dew Point
31°F
10 AM
48°F
0%
5mph
SSW
Partly Cloudy
Humidity
54%
Feels like
46°F
Dew Point
32°F
11 AM
51°F
0%
5mph
SW
Partly Cloudy
Humidity
52%
Feels like
51°F
Dew Point
34°F
12 PM
53°F
0%
5mph
SW
Partly Cloudy
Humidity
51%
Feels like
53°F
Dew Point
35°F
1 PM
54°F
0%
5mph
WSW
Partly Cloudy
Humidity
49%
Feels like
54°F
Dew Point
36°F
2 PM
55°F
0%
5mph
W
Partly Cloudy
Humidity
50%
Feels like
55°F
Dew Point
36°F
3 PM
53°F
0%
5mph
WNW
Partly Cloudy
Humidity
51%
Feels like
53°F
Dew Point
36°F
4 PM
50°F
10%
5mph
NW
Partly Cloudy
Humidity
53%
Feels like
50°F
Dew Point
34°F
4:44 PM
5 PM
47°F
10%
5mph
NW
Partly Cloudy
Humidity
56%
Feels like
45°F
Dew Point
32°F
6 PM
44°F
0%
5mph
NNW
Partly Cloudy
Humidity
63%
Feels like
41°F
Dew Point
32°F
7 PM
42°F
0%
4mph
NNW
Mostly Cloudy
Humidity
65%
Feels like
39°F
Dew Point
31°F
8 PM
41°F
0%
4mph
NNW
Cloudy
Humidity
64%
Feels like
38°F
Dew Point
29°F
9 PM
39°F
0%
4mph
NNW
Mostly Cloudy
Humidity
64%
Feels like
37°F
Dew Point
28°F
10 PM
38°F
0%
4mph
NNW
Partly Cloudy
Humidity
63%
Feels like
36°F
Dew Point
27°F
11 PM
37°F
0%
3mph
NW
Mostly Clear
Humidity
64%
Feels like
35°F
Dew Point
26°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

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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