Hourly Weather Forecast - Saint Louis, MO

2 AM
38°F
0%
1mph
N
Partly Cloudy
Humidity
44%
Feels like
38°F
Dew Point
19°F
3 AM
37°F
0%
1mph
N
Mostly Clear
Humidity
48%
Feels like
37°F
Dew Point
19°F
4 AM
35°F
0%
1mph
N
Mostly Clear
Humidity
51%
Feels like
35°F
Dew Point
19°F
5 AM
33°F
0%
1mph
N
Partly Cloudy
Humidity
55%
Feels like
33°F
Dew Point
19°F
6 AM
32°F
0%
1mph
N
Partly Cloudy
Humidity
57%
Feels like
32°F
Dew Point
19°F
7 AM
33°F
0%
0mph
NNE
Partly Cloudy
Humidity
57%
Feels like
33°F
Dew Point
19°F
7:15 AM
8 AM
34°F
0%
0mph
NE
Partly Cloudy
Humidity
54%
Feels like
34°F
Dew Point
19°F
9 AM
37°F
0%
0mph
ENE
Partly Cloudy
Humidity
50%
Feels like
37°F
Dew Point
20°F
10 AM
39°F
0%
0mph
E
Partly Cloudy
Humidity
45%
Feels like
39°F
Dew Point
19°F
11 AM
40°F
0%
0mph
ESE
Mostly Sunny
Humidity
42%
Feels like
40°F
Dew Point
19°F
12 PM
42°F
0%
0mph
ESE
Sunny
Humidity
39%
Feels like
42°F
Dew Point
19°F
1 PM
43°F
0%
0mph
ESE
Sunny
Humidity
38%
Feels like
43°F
Dew Point
19°F
2 PM
43°F
0%
1mph
ESE
Sunny
Humidity
39%
Feels like
43°F
Dew Point
19°F
3 PM
42°F
0%
1mph
ESE
Sunny
Humidity
41%
Feels like
42°F
Dew Point
20°F
4 PM
41°F
0%
1mph
ESE
Mostly Sunny
Humidity
44%
Feels like
41°F
Dew Point
21°F
4:43 PM
5 PM
39°F
0%
1mph
ESE
Mostly Clear
Humidity
49%
Feels like
39°F
Dew Point
21°F
6 PM
37°F
0%
1mph
ESE
Clear
Humidity
53%
Feels like
37°F
Dew Point
22°F
7 PM
36°F
0%
1mph
ESE
Clear
Humidity
57%
Feels like
36°F
Dew Point
22°F
8 PM
35°F
0%
2mph
SE
Clear
Humidity
59%
Feels like
35°F
Dew Point
22°F
9 PM
34°F
0%
2mph
SE
Clear
Humidity
61%
Feels like
34°F
Dew Point
22°F
10 PM
34°F
0%
2mph
SE
Clear
Humidity
63%
Feels like
34°F
Dew Point
22°F
11 PM
33°F
0%
2mph
SE
Clear
Humidity
65%
Feels like
33°F
Dew Point
22°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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