O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   3:08pm

Weather Conditions

76°
Feels Like 76°
Partly / Cloudy
Partly Cloudy
67° 88°
UV Index
6
UV Index
Air Quality
Good
Air Quality
Wind
N 5 mph
Wind
Rain
0 in
rain

Today

Thu 6/25
82°
Highest Temperature
Thunderstorms
100%
Thunderstorms with locally heavy downpours. Gusty winds and small hail are possible. High 82F. Winds WNW at 5 to 10 mph. Chance of rain 100%.

Tonight

Thu 6/25
69°
Lowest Temperature
Thunderstorms
100%
Thunderstorms this evening, then cloudy with rain likely overnight. Gusty winds and small hail are possible. Low 69F. Winds light and variable. Chance of rain 100%. Rainfall may reach one inch.

Tomorrow

Fri 6/26
79°
Highest Temperature
Thunderstorms
82%
Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. Storms may contain strong gusty winds. High 79F. Winds SW at 5 to 10 mph. Chance of rain 80%.

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

4PM
Scattered Thunderstorms
41%
77°
Feels Like 77°
Scattered Thunderstorms
Wind
WNW 6 mph
Wind
Pressure
1013 mb
Pressure
Humidity
80%
Humidity
UV Index
5
UV Index
Visibility
7mi
Visibility
Visibility
56%
Cloud Cover
5PM
Thunderstorms
90%
78°
Feels Like 78°
Thunderstorms
Wind
WNW 5 mph
Wind
Pressure
1013 mb
Pressure
Humidity
77%
Humidity
UV Index
3
UV Index
Visibility
6mi
Visibility
Visibility
75%
Cloud Cover
6PM
Thunderstorms
99%
77°
Feels Like 77°
Heavy Thunderstorms
Wind
NNE 5 mph
Wind
Pressure
1013 mb
Pressure
Humidity
79%
Humidity
UV Index
1
UV Index
Visibility
4mi
Visibility
Visibility
75%
Cloud Cover
7PM
Thunderstorms
100%
79°
Feels Like 84°
Thunderstorms
Wind
ESE 4 mph
Wind
Pressure
1013 mb
Pressure
Humidity
78%
Humidity
UV Index
0
UV Index
Visibility
6mi
Visibility
Visibility
96%
Cloud Cover
8PM
Scattered Thunderstorms
52%
77°
Feels Like 77°
Scattered Thunderstorms
Wind
SE 4 mph
Wind
Pressure
1014 mb
Pressure
Humidity
81%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
98%
Cloud Cover
9PM
Showers
45%
75°
Feels Like 75°
Showers
Wind
ESE 2 mph
Wind
Pressure
1014 mb
Pressure
Humidity
91%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
99%
Cloud Cover
10PM
Showers
46%
73°
Feels Like 73°
Showers
Wind
ESE 2 mph
Wind
Pressure
1014 mb
Pressure
Humidity
97%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
94%
Cloud Cover
11PM
Rain
67%
72°
Feels Like 75°
Rain
Wind
SE 2 mph
Wind
Pressure
1014 mb
Pressure
Humidity
98%
Humidity
UV Index
0
UV Index
Visibility
4mi
Visibility
Visibility
100%
Cloud Cover
12AM
Showers
59%
72°
Feels Like 75°
Showers
Wind
ESE 2 mph
Wind
Pressure
1014 mb
Pressure
Humidity
98%
Humidity
UV Index
0
UV Index
Visibility
6mi
Visibility
Visibility
98%
Cloud Cover
1AM
Showers
52%
71°
Feels Like 74°
Showers
Wind
ESE 2 mph
Wind
Pressure
1014 mb
Pressure
Humidity
100%
Humidity
UV Index
0
UV Index
Visibility
5mi
Visibility
Visibility
97%
Cloud Cover
2AM
Rain
63%
71°
Feels Like 73°
Rain
Wind
ESE 3 mph
Wind
Pressure
1013 mb
Pressure
Humidity
100%
Humidity
UV Index
0
UV Index
Visibility
5mi
Visibility
Visibility
100%
Cloud Cover
3AM
Rain
83%
71°
Feels Like 73°
Rain
Wind
SE 4 mph
Wind
Pressure
1014 mb
Pressure
Humidity
100%
Humidity
UV Index
0
UV Index
Visibility
3mi
Visibility
Visibility
100%
Cloud Cover
Thu 6/25
Thu
Thunderstorms
100%
67°
88°
Heavy thunderstorms. Highs in the low 80s and lows in the upper 60s.
Feels Like
86°
Feels Like
Wind
WNW 7 mph
Wind
Humidity
79%
Humidity
UV Index
3
UV Index
Visibility
5:36 AM
Sunrise
Visibility
8:28 PM
Sunset
Fri 6/26
Fri
Thunderstorms
82%
69°
79°
Thunderstorms. Highs in the upper 70s and lows in the upper 60s.
Feels Like
84°
Feels Like
Wind
SW 9 mph
Wind
Humidity
92%
Humidity
UV Index
7
UV Index
Visibility
5:36 AM
Sunrise
Visibility
8:28 PM
Sunset
Sat 6/27
Sat
Cloudy
22%
68°
81°
Cloudy. Highs in the low 80s and lows in the low 70s.
Feels Like
87°
Feels Like
Wind
W 5 mph
Wind
Humidity
84%
Humidity
UV Index
6
UV Index
Visibility
5:37 AM
Sunrise
Visibility
8:28 PM
Sunset
Sun 6/28
Sun
Fair / Mostly Sunny
23%
72°
94°
More sun than clouds. Highs in the mid 90s and lows in the mid 70s.
Feels Like
106°
Feels Like
Wind
S 11 mph
Wind
Humidity
73%
Humidity
UV Index
9
UV Index
Visibility
5:37 AM
Sunrise
Visibility
8:28 PM
Sunset
Mon 6/29
Mon
Partly / Cloudy
5%
75°
96°
Partly cloudy. Highs in the mid 90s and lows in the mid 70s.
Feels Like
108°
Feels Like
Wind
SSW 11 mph
Wind
Humidity
66%
Humidity
UV Index
9
UV Index
Visibility
5:37 AM
Sunrise
Visibility
8:28 PM
Sunset
Tue 6/30
Tue
Sunny
5%
76°
97°
Mainly sunny. Highs in the upper 90s and lows in the mid 70s.
Feels Like
108°
Feels Like
Wind
SW 9 mph
Wind
Humidity
62%
Humidity
UV Index
9
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:28 PM
Sunset
Wed 7/1
Wed
Fair / Mostly Sunny
5%
75°
97°
Mostly sunny. Highs in the upper 90s and lows in the mid 70s.
Feels Like
108°
Feels Like
Wind
SW 8 mph
Wind
Humidity
61%
Humidity
UV Index
10
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:28 PM
Sunset
Thu 7/2
Thu
Fair / Mostly Sunny
18%
76°
96°
A few clouds. Highs in the mid 90s and lows in the mid 70s.
Feels Like
106°
Feels Like
Wind
SW 6 mph
Wind
Humidity
61%
Humidity
UV Index
10
UV Index
Visibility
5:39 AM
Sunrise
Visibility
8:28 PM
Sunset
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