O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   9:31am

Weather Conditions

60°
Feels Like 60°
Sunny
Sunny
45° 75°
UV Index
3
UV Index
Air Quality
Good
Air Quality
Wind
SSE 8 mph
Wind
Rain
0 in
rain

Today

Thu 5/14
75°
Highest Temperature
Sunny
Sunny. High around 75F. Winds SSE at 5 to 10 mph.

Tonight

Thu 5/14
56°
Lowest Temperature
Thunderstorms
53%
Partly cloudy this evening. Scattered thunderstorms developing after midnight. Low 56F. Winds SE at 5 to 10 mph. Chance of rain 50%.

Tomorrow

Fri 5/15
80°
Highest Temperature
Scattered Thunderstorms
53%
Scattered thunderstorms in the morning, then partly cloudy late. High near 80F. Winds S at 10 to 20 mph. Chance of rain 50%.

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

10AM
Sunny
63°
Feels Like 62°
Sunny
Wind
SSE 8 mph
Wind
Pressure
1020 mb
Pressure
Humidity
51%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
2%
Cloud Cover
11AM
Sunny
66°
Feels Like 66°
Sunny
Wind
SSE 7 mph
Wind
Pressure
1019 mb
Pressure
Humidity
46%
Humidity
UV Index
7
UV Index
Visibility
10mi
Visibility
Visibility
5%
Cloud Cover
12PM
Sunny
67°
Feels Like 67°
Sunny
Wind
SSE 6 mph
Wind
Pressure
1019 mb
Pressure
Humidity
43%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
7%
Cloud Cover
1PM
Sunny
70°
Feels Like 70°
Sunny
Wind
SE 6 mph
Wind
Pressure
1018 mb
Pressure
Humidity
38%
Humidity
UV Index
9
UV Index
Visibility
10mi
Visibility
Visibility
6%
Cloud Cover
2PM
Sunny
71°
Feels Like 71°
Sunny
Wind
SSE 6 mph
Wind
Pressure
1017 mb
Pressure
Humidity
37%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
8%
Cloud Cover
3PM
Sunny
72°
Feels Like 72°
Sunny
Wind
SSE 7 mph
Wind
Pressure
1017 mb
Pressure
Humidity
35%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
6%
Cloud Cover
4PM
Sunny
73°
Feels Like 73°
Sunny
Wind
SSE 7 mph
Wind
Pressure
1016 mb
Pressure
Humidity
34%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
1%
Cloud Cover
5PM
Sunny
73°
Feels Like 73°
Sunny
Wind
SSE 8 mph
Wind
Pressure
1016 mb
Pressure
Humidity
33%
Humidity
UV Index
2
UV Index
Visibility
10mi
Visibility
Visibility
1%
Cloud Cover
6PM
Sunny
73°
Feels Like 73°
Sunny
Wind
SSE 10 mph
Wind
Pressure
1015 mb
Pressure
Humidity
33%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
2%
Cloud Cover
7PM
Sunny
71°
Feels Like 71°
Sunny
Wind
SSE 9 mph
Wind
Pressure
1015 mb
Pressure
Humidity
34%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
5%
Cloud Cover
8PM
Sunny
67°
Feels Like 67°
Sunny
Wind
SE 7 mph
Wind
Pressure
1015 mb
Pressure
Humidity
41%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
14%
Cloud Cover
9PM
Partly Cloudy
64°
Feels Like 64°
Partly Cloudy
Wind
SE 7 mph
Wind
Pressure
1015 mb
Pressure
Humidity
47%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
33%
Cloud Cover
Thu 5/14
Thu
Sunny
45°
75°
Sunshine. Highs in the mid 70s and lows in the mid 50s.
Feels Like
75°
Feels Like
Wind
SSE 10 mph
Wind
Humidity
41%
Humidity
UV Index
9
UV Index
Visibility
5:48 AM
Sunrise
Visibility
8:03 PM
Sunset
Fri 5/15
Fri
Scattered Thunderstorms
53%
56°
80°
Thunderstorms early. Highs in the low 80s and lows in the upper 60s.
Feels Like
80°
Feels Like
Wind
S 14 mph
Wind
Humidity
56%
Humidity
UV Index
7
UV Index
Visibility
5:47 AM
Sunrise
Visibility
8:04 PM
Sunset
Sat 5/16
Sat
Scattered Thunderstorms
38%
68°
81°
Morning thunderstorms. Highs in the low 80s and lows in the mid 60s.
Feels Like
83°
Feels Like
Wind
SSW 11 mph
Wind
Humidity
70%
Humidity
UV Index
7
UV Index
Visibility
5:46 AM
Sunrise
Visibility
8:05 PM
Sunset
Sun 5/17
Sun
Sunny
5%
66°
88°
Sunshine. Highs in the upper 80s and lows in the low 70s.
Feels Like
89°
Feels Like
Wind
S 17 mph
Wind
Humidity
62%
Humidity
UV Index
9
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:06 PM
Sunset
Mon 5/18
Mon
Scattered Thunderstorms
46%
71°
84°
Afternoon thunderstorms. Highs in the mid 80s and lows in the upper 60s.
Feels Like
88°
Feels Like
Wind
S 17 mph
Wind
Humidity
70%
Humidity
UV Index
7
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:07 PM
Sunset
Tue 5/19
Tue
Thunderstorms
62%
66°
80°
Showers and thunderstorms. Highs in the low 80s and lows in the low 60s.
Feels Like
82°
Feels Like
Wind
SW 14 mph
Wind
Humidity
73%
Humidity
UV Index
6
UV Index
Visibility
5:44 AM
Sunrise
Visibility
8:08 PM
Sunset
Wed 5/20
Wed
Scattered Thunderstorms
50%
60°
75°
Scattered thunderstorms. Highs in the mid 70s and lows in the mid 50s.
Feels Like
74°
Feels Like
Wind
NW 9 mph
Wind
Humidity
72%
Humidity
UV Index
7
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:09 PM
Sunset
Thu 5/21
Thu
Scattered Showers
40%
56°
73°
Showers ending by midday. Highs in the low 70s and lows in the mid 50s.
Feels Like
73°
Feels Like
Wind
NNE 11 mph
Wind
Humidity
67%
Humidity
UV Index
7
UV Index
Visibility
5:42 AM
Sunrise
Visibility
8:10 PM
Sunset
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