Hourly Weather Forecast - Affton, MO

12 AM
26°F
0%
9mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
17°F
Dew Point
11°F
1 AM
25°F
0%
9mph
WNW
Mostly Cloudy
Humidity
53%
Feels like
16°F
Dew Point
11°F
2 AM
25°F
0%
8mph
WNW
Partly Cloudy
Humidity
54%
Feels like
16°F
Dew Point
10°F
3 AM
24°F
0%
7mph
WNW
Partly Cloudy
Humidity
56%
Feels like
16°F
Dew Point
10°F
4 AM
23°F
0%
6mph
NW
Partly Cloudy
Humidity
57%
Feels like
16°F
Dew Point
10°F
5 AM
23°F
0%
5mph
NW
Mostly Clear
Humidity
58%
Feels like
16°F
Dew Point
11°F
6 AM
23°F
0%
5mph
WNW
Clear
Humidity
58%
Feels like
17°F
Dew Point
10°F
7 AM
24°F
0%
5mph
WNW
Clear
Humidity
57%
Feels like
17°F
Dew Point
11°F
7:14 AM
8 AM
25°F
0%
5mph
WNW
Sunny
Humidity
55%
Feels like
18°F
Dew Point
11°F
9 AM
26°F
0%
5mph
W
Sunny
Humidity
53%
Feels like
20°F
Dew Point
12°F
10 AM
28°F
0%
4mph
WSW
Sunny
Humidity
50%
Feels like
23°F
Dew Point
12°F
11 AM
30°F
0%
4mph
SW
Sunny
Humidity
49%
Feels like
25°F
Dew Point
13°F
12 PM
31°F
0%
5mph
S
Sunny
Humidity
47%
Feels like
27°F
Dew Point
13°F
1 PM
33°F
0%
5mph
S
Sunny
Humidity
46%
Feels like
27°F
Dew Point
14°F
2 PM
33°F
0%
6mph
SSE
Sunny
Humidity
47%
Feels like
28°F
Dew Point
15°F
3 PM
33°F
0%
6mph
SSE
Sunny
Humidity
49%
Feels like
27°F
Dew Point
16°F
4 PM
32°F
0%
7mph
SSE
Sunny
Humidity
52%
Feels like
26°F
Dew Point
17°F
4:42 PM
5 PM
32°F
0%
7mph
SSE
Clear
Humidity
56%
Feels like
25°F
Dew Point
18°F
6 PM
32°F
0%
7mph
SSE
Clear
Humidity
58%
Feels like
25°F
Dew Point
19°F
7 PM
32°F
0%
8mph
SSE
Clear
Humidity
60%
Feels like
25°F
Dew Point
20°F
8 PM
32°F
0%
8mph
SSE
Clear
Humidity
63%
Feels like
25°F
Dew Point
21°F
9 PM
32°F
0%
8mph
SSE
Clear
Humidity
65%
Feels like
25°F
Dew Point
22°F
10 PM
33°F
0%
8mph
SSE
Mostly Clear
Humidity
67%
Feels like
25°F
Dew Point
23°F
11 PM
33°F
0%
8mph
S
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
24°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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