Hourly Weather Forecast - O'Fallon, MO

12 AM
49°F
0%
5mph
WSW
Clear
Humidity
60%
Feels like
47°F
Dew Point
36°F
1 AM
47°F
0%
4mph
W
Clear
Humidity
62%
Feels like
46°F
Dew Point
35°F
2 AM
46°F
0%
3mph
NW
Clear
Humidity
65%
Feels like
44°F
Dew Point
35°F
3 AM
44°F
0%
4mph
N
Clear
Humidity
68%
Feels like
42°F
Dew Point
34°F
4 AM
42°F
10%
4mph
NNE
Clear
Humidity
72%
Feels like
40°F
Dew Point
34°F
5 AM
41°F
10%
4mph
NNE
Clear
Humidity
76%
Feels like
38°F
Dew Point
34°F
6 AM
40°F
10%
4mph
NE
Clear
Humidity
77%
Feels like
37°F
Dew Point
33°F
6:37 AM
7 AM
42°F
10%
4mph
ENE
Mostly Sunny
Humidity
76%
Feels like
39°F
Dew Point
34°F
8 AM
45°F
10%
5mph
E
Mostly Sunny
Humidity
70%
Feels like
42°F
Dew Point
36°F
9 AM
49°F
10%
6mph
E
Partly Cloudy
Humidity
62%
Feels like
47°F
Dew Point
37°F
10 AM
53°F
10%
7mph
ESE
Partly Cloudy
Humidity
55%
Feels like
53°F
Dew Point
37°F
11 AM
57°F
10%
7mph
SE
Partly Cloudy
Humidity
50%
Feels like
57°F
Dew Point
38°F
12 PM
60°F
0%
8mph
SE
Partly Cloudy
Humidity
45%
Feels like
60°F
Dew Point
39°F
1 PM
63°F
0%
8mph
SSE
Partly Cloudy
Humidity
41%
Feels like
63°F
Dew Point
39°F
2 PM
65°F
0%
9mph
S
Mostly Sunny
Humidity
39%
Feels like
65°F
Dew Point
40°F
3 PM
66°F
0%
8mph
S
Mostly Sunny
Humidity
37%
Feels like
66°F
Dew Point
39°F
4 PM
65°F
0%
4mph
S
Sunny
Humidity
38%
Feels like
65°F
Dew Point
39°F
5 PM
63°F
10%
2mph
NNE
Sunny
Humidity
41%
Feels like
63°F
Dew Point
38°F
5:54 PM
6 PM
59°F
10%
8mph
NNE
Clear
Humidity
43%
Feels like
59°F
Dew Point
37°F
7 PM
55°F
0%
10mph
N
Clear
Humidity
44%
Feels like
55°F
Dew Point
33°F
8 PM
51°F
10%
11mph
N
Clear
Humidity
45%
Feels like
51°F
Dew Point
30°F
9 PM
47°F
10%
11mph
N
Clear
Humidity
47%
Feels like
42°F
Dew Point
28°F
10 PM
43°F
10%
12mph
NNE
Clear
Humidity
51%
Feels like
37°F
Dew Point
27°F
11 PM
40°F
10%
12mph
NNE
Clear
Humidity
56%
Feels like
33°F
Dew Point
26°F

Snow Forecast Through Wednesday

Clipper System Brings a Quick Hit of Snow to Great Lakes

A quick hit of snow is expected across the Great Lakes into the Northeast.

Today's Weather Outlook

Today's Weather Outlook

Image Provided by janeb13 via Pixabay

Post Winter Storm and Actions to Take

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

Windchill chart

Dangers of Wind Chills

Story Image via pixabay.com

Avalanche Dangers and Safety

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