O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   9:05am

Weather Conditions

49°
Feels Like 46°
Sunny
Sunny
40° 70°
UV Index
1
UV Index
Air Quality
Moderate
Air Quality
Wind
S 7 mph
Wind
Rain
0 in
rain

Today

Sun 3/29
70°
Highest Temperature
Fair / Mostly Sunny
Mainly sunny to start, then a few afternoon clouds. Much warmer. High near 70F. Winds S at 10 to 20 mph.

Tonight

Sun 3/29
58°
Lowest Temperature
Partly Cloudy
3%
Some clouds. Low 58F. Winds S at 10 to 15 mph.

Tomorrow

Mon 3/30
83°
Highest Temperature
Partly / Cloudy
4%
Partly cloudy skies. Near record high temperatures. High 83F. Winds SSW 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

10AM
Fair / Mostly Sunny
54°
Feels Like 51°
Mostly Sunny
Wind
S 9 mph
Wind
Pressure
1025 mb
Pressure
Humidity
46%
Humidity
UV Index
3
UV Index
Visibility
10mi
Visibility
Visibility
20%
Cloud Cover
11AM
Partly / Cloudy
58°
Feels Like 55°
Partly Cloudy
Wind
S 10 mph
Wind
Pressure
1024 mb
Pressure
Humidity
40%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
30%
Cloud Cover
12PM
Partly / Cloudy
61°
Feels Like 59°
Partly Cloudy
Wind
SSW 13 mph
Wind
Pressure
1023 mb
Pressure
Humidity
37%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
37%
Cloud Cover
1PM
Partly / Cloudy
64°
Feels Like 63°
Partly Cloudy
Wind
SSW 13 mph
Wind
Pressure
1022 mb
Pressure
Humidity
33%
Humidity
UV Index
6
UV Index
Visibility
10mi
Visibility
Visibility
47%
Cloud Cover
2PM
Mostly Cloudy
66°
Feels Like 66°
Mostly Cloudy
Wind
SSW 15 mph
Wind
Pressure
1021 mb
Pressure
Humidity
32%
Humidity
UV Index
5
UV Index
Visibility
10mi
Visibility
Visibility
65%
Cloud Cover
3PM
Mostly Cloudy
68°
Feels Like 68°
Mostly Cloudy
Wind
S 14 mph
Wind
Pressure
1020 mb
Pressure
Humidity
32%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
62%
Cloud Cover
4PM
Mostly Cloudy
68°
Feels Like 68°
Mostly Cloudy
Wind
S 15 mph
Wind
Pressure
1019 mb
Pressure
Humidity
33%
Humidity
UV Index
2
UV Index
Visibility
10mi
Visibility
Visibility
69%
Cloud Cover
5PM
Mostly Cloudy
69°
Feels Like 69°
Mostly Cloudy
Wind
S 15 mph
Wind
Pressure
1019 mb
Pressure
Humidity
33%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
77%
Cloud Cover
6PM
Cloudy
68°
Feels Like 68°
Cloudy
Wind
S 14 mph
Wind
Pressure
1018 mb
Pressure
Humidity
34%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
85%
Cloud Cover
7PM
Cloudy
65°
Feels Like 65°
Cloudy
Wind
S 12 mph
Wind
Pressure
1018 mb
Pressure
Humidity
37%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
92%
Cloud Cover
8PM
Mostly Cloudy
63°
Feels Like 62°
Mostly Cloudy
Wind
S 11 mph
Wind
Pressure
1018 mb
Pressure
Humidity
42%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
64%
Cloud Cover
9PM
Partly Cloudy
61°
Feels Like 60°
Partly Cloudy
Wind
S 10 mph
Wind
Pressure
1018 mb
Pressure
Humidity
45%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
46%
Cloud Cover
Sun 3/29
Sun
Fair / Mostly Sunny
40°
70°
Mostly sunny. Highs in the low 70s and lows in the upper 50s.
Feels Like
70°
Feels Like
Wind
S 15 mph
Wind
Humidity
36%
Humidity
UV Index
6
UV Index
Visibility
6:49 AM
Sunrise
Visibility
7:20 PM
Sunset
Mon 3/30
Mon
Partly / Cloudy
4%
58°
83°
Mix of sun and clouds. Highs in the low 80s and lows in the mid 60s.
Feels Like
83°
Feels Like
Wind
SSW 18 mph
Wind
Humidity
54%
Humidity
UV Index
6
UV Index
Visibility
6:47 AM
Sunrise
Visibility
7:21 PM
Sunset
Tue 3/31
Tue
Windy
21%
64°
85°
Windy with a mix of sun and clouds. Highs in the mid 80s and lows in the upper 50s.
Feels Like
85°
Feels Like
Wind
SSW 21 mph
Wind
Humidity
52%
Humidity
UV Index
6
UV Index
Visibility
6:46 AM
Sunrise
Visibility
7:22 PM
Sunset
Wed 4/1
Wed
Rain
85%
56°
67°
Cloudy with rain. Potential for heavy rainfall. Highs in the mid 60s and lows in the mid 50s.
Feels Like
57°
Feels Like
Wind
NE 10 mph
Wind
Humidity
82%
Humidity
UV Index
3
UV Index
Visibility
6:44 AM
Sunrise
Visibility
7:22 PM
Sunset
Thu 4/2
Thu
Rain
74%
55°
69°
Cloudy with rain. Highs in the upper 60s and lows in the low 50s.
Feels Like
69°
Feels Like
Wind
SSW 16 mph
Wind
Humidity
80%
Humidity
UV Index
3
UV Index
Visibility
6:43 AM
Sunrise
Visibility
7:23 PM
Sunset
Fri 4/3
Fri
Partly / Cloudy
24%
51°
75°
Partly cloudy. Highs in the mid 70s and lows in the upper 50s.
Feels Like
75°
Feels Like
Wind
SSE 11 mph
Wind
Humidity
77%
Humidity
UV Index
5
UV Index
Visibility
6:41 AM
Sunrise
Visibility
7:24 PM
Sunset
Sat 4/4
Sat
Thunderstorms
72%
53°
69°
Thunderstorms. Highs in the upper 60s and lows in the upper 40s.
Feels Like
69°
Feels Like
Wind
SSW 15 mph
Wind
Humidity
81%
Humidity
UV Index
3
UV Index
Visibility
6:39 AM
Sunrise
Visibility
7:25 PM
Sunset
Sun 4/5
Sun
Scattered Showers
38%
42°
60°
Showers ending by midday. Highs in the low 60s and lows in the mid 30s.
Feels Like
45°
Feels Like
Wind
WNW 15 mph
Wind
Humidity
59%
Humidity
UV Index
5
UV Index
Visibility
6:38 AM
Sunrise
Visibility
7:26 PM
Sunset
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