O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   11:04am

Weather Conditions

80°
Feels Like 82°
Sunny
Sunny
58° 90°
UV Index
4
UV Index
Air Quality
Moderate
Air Quality
Wind
SW 17 mph
Wind
Rain
0 in
rain

Today

Thu 3/26
90°
Highest Temperature
Fair / Mostly Sunny
1%
A good deal of sunshine. Near record high temperatures. High near 90F. Winds SSW at 15 to 25 mph.

Tonight

Thu 3/26
39°
Lowest Temperature
Scattered Showers
76%
Partly cloudy this evening. Showers and a possible thunderstorm developing after midnight. Potential for severe thunderstorms. Low 39F. SW winds shifting to NNE at 10 to 20 mph. Chance of rain 80%.

Tomorrow

Fri 3/27
54°
Highest Temperature
Partly / Cloudy
24%
A shower is possible early. Cloudy skies early, followed by partial clearing. High 54F. Winds N at 15 to 25 mph.

Local Weather Radar - O'Fallon, IL

Live O'Fallon Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in O'Fallon

Hourly Weather Forecast & Temperature

12PM
Sunny
84°
Feels Like 85°
Sunny
Wind
SW 17 mph
Wind
Pressure
1008 mb
Pressure
Humidity
47%
Humidity
UV Index
5
UV Index
Visibility
10mi
Visibility
Visibility
5%
Cloud Cover
1PM
Sunny
86°
Feels Like 88°
Sunny
Wind
SSW 17 mph
Wind
Pressure
1007 mb
Pressure
Humidity
44%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
2PM
Sunny
88°
Feels Like 89°
Sunny
Wind
SSW 19 mph
Wind
Pressure
1007 mb
Pressure
Humidity
42%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
3PM
Sunny
89°
Feels Like 90°
Sunny
Wind
SSW 18 mph
Wind
Pressure
1006 mb
Pressure
Humidity
39%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
2%
Cloud Cover
4PM
Sunny
89°
Feels Like 90°
Sunny
Wind
SSW 19 mph
Wind
Pressure
1005 mb
Pressure
Humidity
38%
Humidity
UV Index
3
UV Index
Visibility
10mi
Visibility
Visibility
7%
Cloud Cover
5PM
Fair / Mostly Sunny
89°
Feels Like 90°
Mostly Sunny
Wind
SSW 17 mph
Wind
Pressure
1005 mb
Pressure
Humidity
37%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
22%
Cloud Cover
6PM
Partly / Cloudy
1%
87°
Feels Like 88°
Partly Cloudy
Wind
SSW 15 mph
Wind
Pressure
1005 mb
Pressure
Humidity
39%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
32%
Cloud Cover
7PM
Partly / Cloudy
1%
83°
Feels Like 83°
Partly Cloudy
Wind
SSW 12 mph
Wind
Pressure
1006 mb
Pressure
Humidity
44%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
44%
Cloud Cover
8PM
Partly Cloudy
1%
79°
Feels Like 80°
Partly Cloudy
Wind
SSW 11 mph
Wind
Pressure
1006 mb
Pressure
Humidity
49%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
46%
Cloud Cover
9PM
Fair / Mostly Clear
4%
77°
Feels Like 77°
Mostly Clear
Wind
SSW 12 mph
Wind
Pressure
1007 mb
Pressure
Humidity
53%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
28%
Cloud Cover
10PM
Partly Cloudy
15%
74°
Feels Like 74°
Partly Cloudy
Wind
SW 11 mph
Wind
Pressure
1008 mb
Pressure
Humidity
58%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
58%
Cloud Cover
11PM
Mostly Cloudy
22%
68°
Feels Like 68°
Mostly Cloudy
Wind
NW 11 mph
Wind
Pressure
1010 mb
Pressure
Humidity
67%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
76%
Cloud Cover
Thu 3/26
Thu
Fair / Mostly Sunny
1%
58°
90°
More sun than clouds. Highs in the low 90s and lows in the upper 30s.
Feels Like
90°
Feels Like
Wind
SSW 20 mph
Wind
Humidity
42%
Humidity
UV Index
6
UV Index
Visibility
6:53 AM
Sunrise
Visibility
7:17 PM
Sunset
Fri 3/27
Fri
Partly / Cloudy
24%
35°
60°
Morning clouds followed by afternoon sun. Highs in the mid 50s and lows in the upper 20s.
Feels Like
31°
Feels Like
Wind
N 17 mph
Wind
Humidity
61%
Humidity
UV Index
5
UV Index
Visibility
6:52 AM
Sunrise
Visibility
7:18 PM
Sunset
Sat 3/28
Sat
Fair / Mostly Sunny
3%
27°
56°
A few clouds. Highs in the mid 50s and lows in the low 40s.
Feels Like
24°
Feels Like
Wind
ESE 10 mph
Wind
Humidity
44%
Humidity
UV Index
6
UV Index
Visibility
6:50 AM
Sunrise
Visibility
7:19 PM
Sunset
Sun 3/29
Sun
Mostly Cloudy
1%
40°
70°
Mostly cloudy. Highs in the low 70s and lows in the mid 50s.
Feels Like
70°
Feels Like
Wind
S 13 mph
Wind
Humidity
41%
Humidity
UV Index
4
UV Index
Visibility
6:49 AM
Sunrise
Visibility
7:20 PM
Sunset
Mon 3/30
Mon
Partly / Cloudy
24%
56°
83°
Mix of sun and clouds. Highs in the low 80s and lows in the mid 60s.
Feels Like
83°
Feels Like
Wind
SSW 16 mph
Wind
Humidity
56%
Humidity
UV Index
6
UV Index
Visibility
6:47 AM
Sunrise
Visibility
7:21 PM
Sunset
Tue 3/31
Tue
Mostly Cloudy
13%
63°
84°
Considerable cloudiness. Highs in the mid 80s and lows in the mid 50s.
Feels Like
84°
Feels Like
Wind
SSW 18 mph
Wind
Humidity
57%
Humidity
UV Index
5
UV Index
Visibility
6:46 AM
Sunrise
Visibility
7:22 PM
Sunset
Wed 4/1
Wed
Scattered Showers
63%
56°
71°
Morning showers, possibly a rumble of thunder. Highs in the low 70s and lows in the mid 50s.
Feels Like
70°
Feels Like
Wind
SW 18 mph
Wind
Humidity
75%
Humidity
UV Index
5
UV Index
Visibility
6:44 AM
Sunrise
Visibility
7:22 PM
Sunset
Thu 4/2
Thu
Showers
66%
52°
64°
Showers. Highs in the mid 60s and lows in the low 50s.
Feels Like
53°
Feels Like
Wind
SSW 15 mph
Wind
Humidity
83%
Humidity
UV Index
4
UV Index
Visibility
6:43 AM
Sunrise
Visibility
7:23 PM
Sunset
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