Hourly Weather Forecast - Lake Saint Louis, MO

7 AM
14°F
0%
8mph
NW
Mostly Clear
Humidity
67%
Feels like
3°F
Dew Point
5°F
7:18 AM
8 AM
14°F
0%
8mph
NW
Mostly Sunny
Humidity
61%
Feels like
3°F
Dew Point
3°F
9 AM
15°F
0%
8mph
NW
Mostly Sunny
Humidity
58%
Feels like
4°F
Dew Point
3°F
10 AM
17°F
0%
8mph
NW
Partly Cloudy
Humidity
55%
Feels like
7°F
Dew Point
3°F
11 AM
18°F
0%
7mph
NW
Partly Cloudy
Humidity
50%
Feels like
9°F
Dew Point
3°F
12 PM
20°F
0%
7mph
NW
Mostly Sunny
Humidity
48%
Feels like
11°F
Dew Point
3°F
1 PM
20°F
0%
6mph
NW
Sunny
Humidity
45%
Feels like
12°F
Dew Point
2°F
2 PM
21°F
0%
6mph
WNW
Sunny
Humidity
45%
Feels like
13°F
Dew Point
3°F
3 PM
21°F
0%
5mph
WNW
Sunny
Humidity
47%
Feels like
14°F
Dew Point
4°F
4 PM
20°F
0%
4mph
WNW
Sunny
Humidity
49%
Feels like
15°F
Dew Point
4°F
5 PM
19°F
0%
2mph
WNW
Sunny
Humidity
50%
Feels like
19°F
Dew Point
4°F
5:09 PM
6 PM
18°F
0%
2mph
W
Clear
Humidity
44%
Feels like
18°F
Dew Point
-1°F
7 PM
17°F
0%
1mph
W
Clear
Humidity
46%
Feels like
17°F
Dew Point
0°F
8 PM
16°F
0%
1mph
WSW
Clear
Humidity
50%
Feels like
16°F
Dew Point
1°F
9 PM
15°F
0%
1mph
WSW
Clear
Humidity
54%
Feels like
15°F
Dew Point
2°F
10 PM
15°F
0%
1mph
WSW
Mostly Clear
Humidity
52%
Feels like
15°F
Dew Point
0°F
11 PM
14°F
0%
1mph
WSW
Clear
Humidity
51%
Feels like
14°F
Dew Point
-1°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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