Hourly Weather Forecast - Lake Saint Louis, MO

11 AM
56°F
80%
10mph
W
80% Chance of Rain
Humidity
93%
Feels like
56°F
Dew Point
54°F
12 PM
54°F
70%
10mph
WNW
70% Chance of Light Rain
Humidity
93%
Feels like
54°F
Dew Point
52°F
1 PM
52°F
70%
9mph
WNW
70% Chance of Light Rain
Humidity
85%
Feels like
52°F
Dew Point
47°F
2 PM
50°F
20%
7mph
W
Mostly Cloudy
Humidity
76%
Feels like
50°F
Dew Point
43°F
3 PM
49°F
10%
4mph
W
Partly Cloudy
Humidity
69%
Feels like
47°F
Dew Point
39°F
4 PM
47°F
10%
5mph
W
Partly Cloudy
Humidity
65%
Feels like
45°F
Dew Point
36°F
4:43 PM
5 PM
46°F
10%
6mph
WNW
Mostly Cloudy
Humidity
64%
Feels like
42°F
Dew Point
34°F
6 PM
43°F
0%
9mph
WNW
Partly Cloudy
Humidity
60%
Feels like
37°F
Dew Point
30°F
7 PM
39°F
0%
10mph
WNW
Partly Cloudy
Humidity
56%
Feels like
32°F
Dew Point
24°F
8 PM
34°F
10%
11mph
WNW
Partly Cloudy
Humidity
52%
Feels like
26°F
Dew Point
19°F
9 PM
31°F
10%
11mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
22°F
Dew Point
16°F
10 PM
29°F
30%
11mph
WNW
30% Chance of Snow
Humidity
54%
Feels like
19°F
Dew Point
14°F
11 PM
28°F
30%
11mph
WNW
30% Chance of Snow
Humidity
56%
Feels like
18°F
Dew Point
14°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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