Hourly Weather Forecast - O'Fallon, MO

12 AM
27°F
30%
11mph
WNW
30% Chance Frozen Mix
Humidity
61%
Feels like
17°F
Dew Point
15°F
1 AM
25°F
30%
11mph
WNW
30% Chance Frozen Mix
Humidity
61%
Feels like
15°F
Dew Point
14°F
2 AM
24°F
30%
12mph
WNW
30% Chance Freezing Rain
Humidity
62%
Feels like
12°F
Dew Point
13°F
3 AM
22°F
30%
12mph
WNW
30% Chance Freezing Rain
Humidity
63%
Feels like
10°F
Dew Point
12°F
4 AM
21°F
30%
13mph
WNW
30% Chance Freezing Rain
Humidity
63%
Feels like
9°F
Dew Point
10°F
5 AM
20°F
20%
13mph
WNW
Mostly Cloudy
Humidity
63%
Feels like
7°F
Dew Point
9°F
6 AM
19°F
20%
13mph
WNW
Mostly Cloudy
Humidity
62%
Feels like
6°F
Dew Point
8°F
7 AM
19°F
10%
13mph
WNW
Mostly Cloudy
Humidity
60%
Feels like
5°F
Dew Point
7°F
7:19 AM
8 AM
19°F
10%
14mph
WNW
Mostly Cloudy
Humidity
58%
Feels like
6°F
Dew Point
7°F
9 AM
20°F
10%
14mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
7°F
Dew Point
7°F
10 AM
21°F
10%
14mph
WNW
Mostly Cloudy
Humidity
54%
Feels like
8°F
Dew Point
7°F
11 AM
22°F
10%
14mph
WNW
Partly Cloudy
Humidity
52%
Feels like
9°F
Dew Point
7°F
12 PM
22°F
10%
14mph
WNW
Partly Cloudy
Humidity
51%
Feels like
10°F
Dew Point
7°F
1 PM
23°F
10%
14mph
WNW
Mostly Sunny
Humidity
50%
Feels like
10°F
Dew Point
7°F
2 PM
23°F
10%
14mph
WNW
Sunny
Humidity
48%
Feels like
11°F
Dew Point
7°F
3 PM
23°F
10%
13mph
W
Sunny
Humidity
48%
Feels like
11°F
Dew Point
6°F
4 PM
23°F
10%
12mph
WNW
Partly Cloudy
Humidity
48%
Feels like
11°F
Dew Point
6°F
5 PM
22°F
10%
11mph
WNW
Partly Cloudy
Humidity
49%
Feels like
11°F
Dew Point
6°F
5:07 PM
6 PM
22°F
10%
9mph
WNW
Cloudy
Humidity
49%
Feels like
12°F
Dew Point
6°F
7 PM
22°F
10%
9mph
WNW
Cloudy
Humidity
52%
Feels like
11°F
Dew Point
7°F
8 PM
22°F
10%
9mph
WNW
Cloudy
Humidity
53%
Feels like
11°F
Dew Point
7°F
9 PM
21°F
10%
9mph
WNW
Mostly Cloudy
Humidity
54%
Feels like
11°F
Dew Point
7°F
10 PM
20°F
10%
10mph
WNW
Mostly Cloudy
Humidity
55%
Feels like
9°F
Dew Point
7°F
11 PM
19°F
10%
10mph
NW
Mostly Cloudy
Humidity
58%
Feels like
7°F
Dew Point
6°F

Monday's Weather Outlook

Today's Weather Outlook

An active pattern comes to an end as high pressure will bring quiet weather nationally.

(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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