Hourly Weather Forecast - O'Fallon, IL

12 AM
46°F
0%
7mph
SW
Clear
Humidity
67%
Feels like
42°F
Dew Point
36°F
1 AM
44°F
10%
6mph
SW
Clear
Humidity
71%
Feels like
40°F
Dew Point
35°F
2 AM
42°F
10%
5mph
WSW
Clear
Humidity
75%
Feels like
39°F
Dew Point
35°F
3 AM
41°F
10%
4mph
WSW
Clear
Humidity
77%
Feels like
38°F
Dew Point
35°F
4 AM
40°F
10%
4mph
SW
Clear
Humidity
79%
Feels like
38°F
Dew Point
34°F
5 AM
40°F
10%
3mph
SSW
Clear
Humidity
81%
Feels like
37°F
Dew Point
34°F
6 AM
40°F
10%
3mph
S
Clear
Humidity
79%
Feels like
38°F
Dew Point
34°F
6:33 AM
7 AM
43°F
10%
4mph
SSE
Sunny
Humidity
75%
Feels like
41°F
Dew Point
35°F
8 AM
48°F
10%
4mph
SE
Sunny
Humidity
68%
Feels like
46°F
Dew Point
38°F
9 AM
53°F
10%
5mph
SE
Sunny
Humidity
58%
Feels like
53°F
Dew Point
38°F
10 AM
58°F
10%
6mph
SE
Mostly Sunny
Humidity
49%
Feels like
58°F
Dew Point
39°F
11 AM
62°F
10%
6mph
SSE
Partly Cloudy
Humidity
43%
Feels like
62°F
Dew Point
39°F
12 PM
65°F
10%
7mph
S
Partly Cloudy
Humidity
39%
Feels like
65°F
Dew Point
40°F
1 PM
68°F
10%
8mph
S
Partly Cloudy
Humidity
36%
Feels like
68°F
Dew Point
40°F
2 PM
69°F
10%
9mph
SSW
Partly Cloudy
Humidity
34%
Feels like
69°F
Dew Point
40°F
3 PM
69°F
10%
10mph
SSW
Mostly Sunny
Humidity
33%
Feels like
69°F
Dew Point
39°F
4 PM
68°F
10%
10mph
SSW
Mostly Sunny
Humidity
35%
Feels like
68°F
Dew Point
39°F
5 PM
65°F
10%
9mph
WNW
Sunny
Humidity
37%
Feels like
65°F
Dew Point
39°F
5:51 PM
6 PM
63°F
10%
8mph
N
Clear
Humidity
39%
Feels like
63°F
Dew Point
38°F
7 PM
60°F
10%
8mph
N
Clear
Humidity
41%
Feels like
60°F
Dew Point
37°F
8 PM
57°F
10%
8mph
N
Clear
Humidity
45%
Feels like
57°F
Dew Point
36°F
9 PM
53°F
10%
9mph
N
Clear
Humidity
49%
Feels like
53°F
Dew Point
35°F
10 PM
49°F
10%
10mph
N
Clear
Humidity
54%
Feels like
45°F
Dew Point
33°F
11 PM
45°F
10%
12mph
N
Mostly Clear
Humidity
59%
Feels like
39°F
Dew Point
31°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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