Hourly Weather Forecast - O'Fallon, IL

12 AM
24°F
0%
4mph
S
Clear
Humidity
62%
Feels like
19°F
Dew Point
13°F
1 AM
24°F
0%
4mph
S
Mostly Clear
Humidity
60%
Feels like
18°F
Dew Point
12°F
2 AM
24°F
0%
5mph
S
Mostly Clear
Humidity
60%
Feels like
18°F
Dew Point
12°F
3 AM
24°F
0%
6mph
S
Mostly Clear
Humidity
59%
Feels like
16°F
Dew Point
12°F
4 AM
24°F
0%
8mph
S
Partly Cloudy
Humidity
60%
Feels like
15°F
Dew Point
12°F
5 AM
24°F
0%
9mph
S
Partly Cloudy
Humidity
59%
Feels like
14°F
Dew Point
12°F
6 AM
25°F
0%
11mph
S
Partly Cloudy
Humidity
59%
Feels like
15°F
Dew Point
13°F
6:39 AM
7 AM
27°F
0%
12mph
S
Mostly Cloudy
Humidity
56%
Feels like
17°F
Dew Point
14°F
8 AM
31°F
0%
14mph
S
Mostly Cloudy
Humidity
51%
Feels like
21°F
Dew Point
15°F
9 AM
35°F
0%
15mph
S
Mostly Cloudy
Humidity
43%
Feels like
26°F
Dew Point
15°F
10 AM
40°F
0%
17mph
S
Mostly Cloudy
Humidity
39%
Feels like
31°F
Dew Point
17°F
11 AM
44°F
0%
18mph
S
Mostly Cloudy
Humidity
35%
Feels like
36°F
Dew Point
18°F
12 PM
47°F
0%
18mph
S
Mostly Cloudy
Humidity
34%
Feels like
40°F
Dew Point
20°F
1 PM
49°F
0%
18mph
S
Mostly Cloudy
Humidity
33%
Feels like
43°F
Dew Point
22°F
2 PM
51°F
0%
18mph
SSW
Partly Cloudy
Humidity
33%
Feels like
51°F
Dew Point
23°F
3 PM
51°F
0%
17mph
SSW
Partly Cloudy
Humidity
34%
Feels like
51°F
Dew Point
24°F
4 PM
50°F
0%
16mph
SSW
Partly Cloudy
Humidity
37%
Feels like
50°F
Dew Point
25°F
5 PM
48°F
0%
14mph
SSW
Partly Cloudy
Humidity
42%
Feels like
43°F
Dew Point
26°F
5:47 PM
6 PM
46°F
0%
12mph
SSW
Partly Cloudy
Humidity
46%
Feels like
41°F
Dew Point
27°F
7 PM
45°F
0%
11mph
SSW
Partly Cloudy
Humidity
50%
Feels like
40°F
Dew Point
28°F
8 PM
45°F
0%
10mph
SW
Partly Cloudy
Humidity
51%
Feels like
39°F
Dew Point
28°F
9 PM
44°F
0%
10mph
SW
Partly Cloudy
Humidity
53%
Feels like
39°F
Dew Point
28°F
10 PM
44°F
0%
9mph
SW
Partly Cloudy
Humidity
55%
Feels like
39°F
Dew Point
29°F
11 PM
43°F
10%
7mph
WSW
Partly Cloudy
Humidity
58%
Feels like
39°F
Dew Point
30°F

Snow Forecast through Tuesday Morning

Nor'easter Dumps Record Snow in Northeast

A historic nor'easter is leaving a memorable mark from the Mid-Atlantic to southern and eastern New England.

Tuesday's Weather Outlook

Tuesday's Weather Outlook

A woman fights her way through a blizzard in New York City.

Blizzard Warning Defined

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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