O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   8:16pm

Weather Conditions

81°
Feels Like 85°
Sunny
Sunny
70° 89°
UV Index
0
UV Index
Air Quality
Moderate
Air Quality
Wind
WSW 6 mph
Wind
Rain
0 in
rain

Tonight

Sat 6/6
71°
Lowest Temperature
Mostly Cloudy
12%
Partly cloudy skies early will give way to cloudy skies late. Low 71F. Winds light and variable.

Tomorrow

Sun 6/7
88°
Highest Temperature
Mostly Cloudy
15%
A mix of clouds and sun early, then becoming cloudy later in the day. A stray shower or thunderstorm is possible. High 88F. Winds SSE at 10 to 15 mph.

Tomorrow night

Sun 6/7
72°
Lowest Temperature
Thunderstorms
65%
Cloudy in the evening, then thunderstorms developing after midnight. Low 72F. Winds SSE at 10 to 15 mph. Chance of rain 70%.

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

9PM
Fair / Mostly Clear
4%
79°
Feels Like 83°
Mostly Clear
Wind
SW 5 mph
Wind
Pressure
1012 mb
Pressure
Humidity
73%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
20%
Cloud Cover
10PM
Partly Cloudy
6%
78°
Feels Like 78°
Partly Cloudy
Wind
SW 4 mph
Wind
Pressure
1012 mb
Pressure
Humidity
77%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
30%
Cloud Cover
11PM
Partly Cloudy
6%
77°
Feels Like 77°
Partly Cloudy
Wind
SW 3 mph
Wind
Pressure
1012 mb
Pressure
Humidity
81%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
43%
Cloud Cover
12AM
Cloudy
3%
75°
Feels Like 75°
Cloudy
Wind
SW 2 mph
Wind
Pressure
1012 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
97%
Cloud Cover
1AM
Cloudy
4%
74°
Feels Like 74°
Cloudy
Wind
SW 2 mph
Wind
Pressure
1012 mb
Pressure
Humidity
91%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
88%
Cloud Cover
2AM
Cloudy
4%
73°
Feels Like 73°
Cloudy
Wind
SSW 2 mph
Wind
Pressure
1012 mb
Pressure
Humidity
94%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
87%
Cloud Cover
3AM
Cloudy
8%
72°
Feels Like 72°
Cloudy
Wind
SSW 1 mph
Wind
Pressure
1012 mb
Pressure
Humidity
94%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
93%
Cloud Cover
4AM
Cloudy
12%
72°
Feels Like 75°
Cloudy
Wind
S 1 mph
Wind
Pressure
1012 mb
Pressure
Humidity
96%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
95%
Cloud Cover
5AM
Cloudy
8%
72°
Feels Like 75°
Cloudy
Wind
SSE 1 mph
Wind
Pressure
1012 mb
Pressure
Humidity
96%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
92%
Cloud Cover
6AM
Cloudy
8%
72°
Feels Like 75°
Cloudy
Wind
SE 2 mph
Wind
Pressure
1013 mb
Pressure
Humidity
97%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
88%
Cloud Cover
7AM
Cloudy
9%
73°
Feels Like 76°
Cloudy
Wind
SE 2 mph
Wind
Pressure
1013 mb
Pressure
Humidity
95%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
89%
Cloud Cover
8AM
Mostly Cloudy
7%
75°
Feels Like 80°
Mostly Cloudy
Wind
SE 4 mph
Wind
Pressure
1013 mb
Pressure
Humidity
90%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
69%
Cloud Cover
Sat 6/6
Sat
Mostly Cloudy
12%
70°
89°
Mainly cloudy. Lows overnight in the low 70s.
Feels Like
85°
Feels Like
Wind
SSW 5 mph
Wind
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
5:35 AM
Sunrise
Visibility
8:21 PM
Sunset
Sun 6/7
Sun
Mostly Cloudy
15%
71°
88°
Mostly cloudy. Highs in the upper 80s and lows in the low 70s.
Feels Like
91°
Feels Like
Wind
SSE 12 mph
Wind
Humidity
67%
Humidity
UV Index
7
UV Index
Visibility
5:35 AM
Sunrise
Visibility
8:22 PM
Sunset
Mon 6/8
Mon
Thunderstorms
80%
72°
81°
Thunderstorms. Highs in the low 80s and lows in the low 70s.
Feels Like
87°
Feels Like
Wind
SSW 11 mph
Wind
Humidity
90%
Humidity
UV Index
6
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:22 PM
Sunset
Tue 6/9
Tue
Partly / Cloudy
24%
72°
91°
Mix of sun and clouds. Highs in the low 90s and lows in the mid 70s.
Feels Like
102°
Feels Like
Wind
SW 9 mph
Wind
Humidity
77%
Humidity
UV Index
9
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:23 PM
Sunset
Wed 6/10
Wed
Fair / Mostly Sunny
14%
75°
95°
More sun than clouds. Highs in the mid 90s and lows in the upper 70s.
Feels Like
104°
Feels Like
Wind
SSW 14 mph
Wind
Humidity
64%
Humidity
UV Index
9
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:23 PM
Sunset
Thu 6/11
Thu
Scattered Thunderstorms
60%
72°
90°
Afternoon showers and thunderstorms. Highs in the low 90s and lows in the upper 60s.
Feels Like
99°
Feels Like
Wind
SSW 13 mph
Wind
Humidity
70%
Humidity
UV Index
9
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:24 PM
Sunset
Fri 6/12
Fri
Partly / Cloudy
24%
69°
86°
Times of sun and clouds. Highs in the mid 80s and lows in the upper 60s.
Feels Like
88°
Feels Like
Wind
WNW 8 mph
Wind
Humidity
67%
Humidity
UV Index
9
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:24 PM
Sunset
Sat 6/13
Sat
Scattered Showers
33%
67°
87°
Showers ending by midday. Highs in the upper 80s and lows in the upper 60s.
Feels Like
90°
Feels Like
Wind
SSW 7 mph
Wind
Humidity
66%
Humidity
UV Index
9
UV Index
Visibility
5:34 AM
Sunrise
Visibility
8:25 PM
Sunset
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