Hourly Weather Forecast - O'Fallon, IL

12 AM
23°F
0%
10mph
NNW
Clear
Humidity
51%
Feels like
12°F
Dew Point
7°F
1 AM
22°F
0%
10mph
NW
Clear
Humidity
52%
Feels like
11°F
Dew Point
7°F
2 AM
20°F
0%
9mph
NW
Clear
Humidity
54%
Feels like
10°F
Dew Point
6°F
3 AM
19°F
0%
9mph
NW
Clear
Humidity
56%
Feels like
9°F
Dew Point
6°F
4 AM
19°F
0%
9mph
NW
Clear
Humidity
58%
Feels like
8°F
Dew Point
6°F
5 AM
19°F
0%
8mph
NW
Clear
Humidity
59%
Feels like
9°F
Dew Point
7°F
6 AM
20°F
0%
8mph
NW
Clear
Humidity
57%
Feels like
11°F
Dew Point
8°F
7 AM
22°F
0%
8mph
NW
Clear
Humidity
54%
Feels like
13°F
Dew Point
8°F
7:16 AM
8 AM
24°F
0%
8mph
NW
Sunny
Humidity
50%
Feels like
16°F
Dew Point
9°F
9 AM
27°F
0%
8mph
NW
Sunny
Humidity
46%
Feels like
18°F
Dew Point
9°F
10 AM
29°F
0%
7mph
NW
Sunny
Humidity
41%
Feels like
22°F
Dew Point
9°F
11 AM
32°F
0%
6mph
WNW
Sunny
Humidity
36%
Feels like
26°F
Dew Point
8°F
12 PM
34°F
0%
6mph
WNW
Sunny
Humidity
33%
Feels like
29°F
Dew Point
8°F
1 PM
36°F
0%
7mph
W
Sunny
Humidity
30%
Feels like
31°F
Dew Point
8°F
2 PM
37°F
0%
7mph
W
Mostly Sunny
Humidity
29%
Feels like
31°F
Dew Point
7°F
3 PM
36°F
0%
7mph
WSW
Mostly Sunny
Humidity
30%
Feels like
30°F
Dew Point
7°F
4 PM
34°F
0%
7mph
SW
Sunny
Humidity
33%
Feels like
28°F
Dew Point
8°F
5 PM
32°F
0%
6mph
SSW
Sunny
Humidity
36%
Feels like
26°F
Dew Point
8°F
5:02 PM
6 PM
31°F
0%
6mph
S
Clear
Humidity
40%
Feels like
25°F
Dew Point
9°F
7 PM
30°F
0%
7mph
S
Partly Cloudy
Humidity
43%
Feels like
23°F
Dew Point
10°F
8 PM
30°F
0%
9mph
S
Mostly Cloudy
Humidity
45%
Feels like
22°F
Dew Point
11°F
9 PM
30°F
30%
10mph
S
30% Chance of Flurries
Humidity
47%
Feels like
21°F
Dew Point
12°F
10 PM
30°F
30%
11mph
SSW
30% Chance of Snow
Humidity
48%
Feels like
21°F
Dew Point
13°F
11 PM
31°F
30%
11mph
SSW
30% Chance of Snow
Humidity
51%
Feels like
22°F
Dew Point
15°F

Wednesday's Weather Outlook

Wednesday's Weather Outlook

It will be a tale of two seasons on Wednesday, with cold, wintry weather in the East and dry, spring-like weather in the West.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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