O'Fallon, IL

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Current Weather Forecast for O'Fallon

IL 62269  |   10:23am

Weather Conditions

76°
Feels Like 76°
Showers
Light Rain
72° 79°
UV Index
2
UV Index
Air Quality
Moderate
Air Quality
Wind
WSW 10 mph
Wind
Rain
0 in
rain

Today

Mon 5/18
79°
Highest Temperature
Thunderstorms
82%
Thunderstorms. A few storms may be severe. High 79F. Winds SSW at 10 to 20 mph. Chance of rain 80%.

Tonight

Mon 5/18
70°
Lowest Temperature
Partly Cloudy
18%
Partly cloudy skies. Low around 70F. Winds S at 10 to 20 mph.

Tomorrow

Tue 5/19
79°
Highest Temperature
Scattered Thunderstorms
85%
Cloudy skies during the morning hours followed by thunderstorms in the afternoon. Potential for severe thunderstorms. High 79F. Winds SW at 10 to 20 mph. Chance of rain 90%.

Local Weather Radar - O'Fallon, IL

Live O'Fallon Local Radar Forecast by FOX Weather

Precipitation For O'Fallon thunder
Thunder ending in 36 minutes.

Next 12 Hours Forecast in O'Fallon

Hourly Weather Forecast & Temperature

11AM
Cloudy
15%
78°
Feels Like 78°
Cloudy
Wind
SSW 10 mph
Wind
Pressure
1014 mb
Pressure
Humidity
79%
Humidity
UV Index
3
UV Index
Visibility
8mi
Visibility
Visibility
89%
Cloud Cover
12PM
Cloudy
15%
77°
Feels Like 77°
Cloudy
Wind
SSW 8 mph
Wind
Pressure
1014 mb
Pressure
Humidity
81%
Humidity
UV Index
5
UV Index
Visibility
9mi
Visibility
Visibility
82%
Cloud Cover
1PM
Cloudy
15%
77°
Feels Like 77°
Cloudy
Wind
SSW 10 mph
Wind
Pressure
1013 mb
Pressure
Humidity
83%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
96%
Cloud Cover
2PM
Cloudy
15%
79°
Feels Like 84°
Cloudy
Wind
SSW 13 mph
Wind
Pressure
1013 mb
Pressure
Humidity
79%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
93%
Cloud Cover
3PM
Cloudy
16%
78°
Feels Like 83°
Cloudy
Wind
S 13 mph
Wind
Pressure
1014 mb
Pressure
Humidity
81%
Humidity
UV Index
3
UV Index
Visibility
8mi
Visibility
Visibility
99%
Cloud Cover
4PM
Cloudy
17%
78°
Feels Like 83°
Cloudy
Wind
S 13 mph
Wind
Pressure
1013 mb
Pressure
Humidity
81%
Humidity
UV Index
3
UV Index
Visibility
8mi
Visibility
Visibility
85%
Cloud Cover
5PM
Thunderstorms
68%
78°
Feels Like 83°
Thunderstorms
Wind
SSW 15 mph
Wind
Pressure
1013 mb
Pressure
Humidity
79%
Humidity
UV Index
2
UV Index
Visibility
6mi
Visibility
Visibility
82%
Cloud Cover
6PM
Cloudy
24%
77°
Feels Like 81°
Cloudy
Wind
SSW 14 mph
Wind
Pressure
1013 mb
Pressure
Humidity
80%
Humidity
UV Index
0
UV Index
Visibility
5mi
Visibility
Visibility
91%
Cloud Cover
7PM
Cloudy
15%
75°
Feels Like 79°
Cloudy
Wind
SSE 13 mph
Wind
Pressure
1014 mb
Pressure
Humidity
80%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
91%
Cloud Cover
8PM
Partly / Cloudy
9%
73°
Feels Like 75°
Partly Cloudy
Wind
SSE 11 mph
Wind
Pressure
1014 mb
Pressure
Humidity
85%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
53%
Cloud Cover
9PM
Partly Cloudy
5%
73°
Feels Like 75°
Partly Cloudy
Wind
SSE 12 mph
Wind
Pressure
1014 mb
Pressure
Humidity
84%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
46%
Cloud Cover
10PM
Partly Cloudy
11%
74°
Feels Like 76°
Partly Cloudy
Wind
SSE 12 mph
Wind
Pressure
1014 mb
Pressure
Humidity
84%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
47%
Cloud Cover
Mon 5/18
Mon
Thunderstorms
82%
72°
79°
Showers and thunderstorms. Highs in the upper 70s and lows in the low 70s.
Feels Like
84°
Feels Like
Wind
SSW 15 mph
Wind
Humidity
80%
Humidity
UV Index
5
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:07 PM
Sunset
Tue 5/19
Tue
Scattered Thunderstorms
85%
61°
79°
Afternoon thunderstorms. Potential for severe thunderstorms. Highs in the upper 70s and lows in the mid 50s.
Feels Like
83°
Feels Like
Wind
SW 14 mph
Wind
Humidity
81%
Humidity
UV Index
8
UV Index
Visibility
5:44 AM
Sunrise
Visibility
8:08 PM
Sunset
Wed 5/20
Wed
Partly / Cloudy
10%
56°
68°
Mix of sun and clouds. Highs in the upper 60s and lows in the mid 50s.
Feels Like
68°
Feels Like
Wind
N 10 mph
Wind
Humidity
73%
Humidity
UV Index
7
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:09 PM
Sunset
Thu 5/21
Thu
Mostly Cloudy
5%
54°
72°
More clouds than sun. Highs in the low 70s and lows in the low 60s.
Feels Like
72°
Feels Like
Wind
ENE 11 mph
Wind
Humidity
71%
Humidity
UV Index
7
UV Index
Visibility
5:42 AM
Sunrise
Visibility
8:10 PM
Sunset
Fri 5/22
Fri
Rain
81%
60°
70°
Rain with a few rumbles of thunder. Highs in the low 70s and lows in the low 60s.
Feels Like
70°
Feels Like
Wind
ENE 9 mph
Wind
Humidity
87%
Humidity
UV Index
6
UV Index
Visibility
5:42 AM
Sunrise
Visibility
8:10 PM
Sunset
Sat 5/23
Sat
Mostly Cloudy
24%
61°
79°
More clouds than sun. Highs in the upper 70s and lows in the mid 60s.
Feels Like
80°
Feels Like
Wind
SSW 8 mph
Wind
Humidity
78%
Humidity
UV Index
7
UV Index
Visibility
5:41 AM
Sunrise
Visibility
8:11 PM
Sunset
Sun 5/24
Sun
Showers
55%
65°
79°
Showers. Highs in the upper 70s and lows in the mid 60s.
Feels Like
81°
Feels Like
Wind
SW 6 mph
Wind
Humidity
76%
Humidity
UV Index
6
UV Index
Visibility
5:40 AM
Sunrise
Visibility
8:12 PM
Sunset
Mon 5/25
Mon
Scattered Thunderstorms
59%
66°
79°
Scattered thunderstorms. Highs in the upper 70s and lows in the upper 60s.
Feels Like
81°
Feels Like
Wind
S 9 mph
Wind
Humidity
74%
Humidity
UV Index
6
UV Index
Visibility
5:40 AM
Sunrise
Visibility
8:13 PM
Sunset
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