O'Fallon, MO

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Current Weather Forecast for O'Fallon

MO 63368  |   8:51am

Weather Conditions

80°
Feels Like 86°
Partly / Cloudy
Partly Cloudy
72° 93°
UV Index
2
UV Index
Air Quality
Unhealthy for Sensitive Groups
Air Quality
Wind
ESE 5 mph
Wind
Rain
0 in
rain

Today

Mon 7/20
93°
Highest Temperature
Partly / Cloudy
5%
Sunshine and clouds mixed. Areas of smoke and haze are possible, reducing visibility at times. High 93F. Winds light and variable.

Tonight

Mon 7/20
77°
Lowest Temperature
Partly Cloudy
24%
Partly cloudy. Areas of smoke and haze are possible, reducing visibility at times. Low 77F. Winds SW at 5 to 10 mph.

Tomorrow

Tue 7/21
93°
Highest Temperature
Partly / Cloudy
24%
Partly cloudy skies. Hot. High 93F. Winds NW at 10 to 15 mph.

Local Weather Radar - O'Fallon, MO

Live O'Fallon Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in O'Fallon

Hourly Weather Forecast & Temperature

9AM
Partly / Cloudy
5%
81°
Feels Like 87°
Partly Cloudy
Wind
SE 5 mph
Wind
Pressure
1013 mb
Pressure
Humidity
79%
Humidity
UV Index
3
UV Index
Visibility
8mi
Visibility
Visibility
35%
Cloud Cover
10AM
Partly / Cloudy
4%
83°
Feels Like 90°
Partly Cloudy
Wind
SSE 4 mph
Wind
Pressure
1013 mb
Pressure
Humidity
76%
Humidity
UV Index
5
UV Index
Visibility
10mi
Visibility
Visibility
30%
Cloud Cover
11AM
Partly / Cloudy
3%
85°
Feels Like 94°
Partly Cloudy
Wind
SSE 3 mph
Wind
Pressure
1012 mb
Pressure
Humidity
72%
Humidity
UV Index
7
UV Index
Visibility
10mi
Visibility
Visibility
45%
Cloud Cover
12PM
Partly / Cloudy
2%
87°
Feels Like 97°
Partly Cloudy
Wind
SSE 2 mph
Wind
Pressure
1012 mb
Pressure
Humidity
69%
Humidity
UV Index
9
UV Index
Visibility
10mi
Visibility
Visibility
50%
Cloud Cover
1PM
Partly / Cloudy
2%
88°
Feels Like 100°
Partly Cloudy
Wind
SSW 2 mph
Wind
Pressure
1012 mb
Pressure
Humidity
67%
Humidity
UV Index
10
UV Index
Visibility
10mi
Visibility
Visibility
49%
Cloud Cover
2PM
Partly / Cloudy
2%
90°
Feels Like 102°
Partly Cloudy
Wind
S 2 mph
Wind
Pressure
1011 mb
Pressure
Humidity
63%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
53%
Cloud Cover
3PM
Partly / Cloudy
1%
91°
Feels Like 103°
Partly Cloudy
Wind
S 2 mph
Wind
Pressure
1010 mb
Pressure
Humidity
62%
Humidity
UV Index
8
UV Index
Visibility
10mi
Visibility
Visibility
37%
Cloud Cover
4PM
Partly / Cloudy
3%
91°
Feels Like 103°
Partly Cloudy
Wind
S 3 mph
Wind
Pressure
1009 mb
Pressure
Humidity
59%
Humidity
UV Index
5
UV Index
Visibility
10mi
Visibility
Visibility
33%
Cloud Cover
5PM
Fair / Mostly Sunny
1%
92°
Feels Like 104°
Mostly Sunny
Wind
S 3 mph
Wind
Pressure
1009 mb
Pressure
Humidity
58%
Humidity
UV Index
3
UV Index
Visibility
10mi
Visibility
Visibility
24%
Cloud Cover
6PM
Sunny
1%
91°
Feels Like 103°
Sunny
Wind
SSW 4 mph
Wind
Pressure
1008 mb
Pressure
Humidity
58%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
17%
Cloud Cover
7PM
Sunny
1%
91°
Feels Like 103°
Sunny
Wind
SSW 3 mph
Wind
Pressure
1008 mb
Pressure
Humidity
62%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
15%
Cloud Cover
8PM
Sunny
3%
88°
Feels Like 100°
Sunny
Wind
SSW 3 mph
Wind
Pressure
1008 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
11%
Cloud Cover
Mon 7/20
Mon
Partly / Cloudy
5%
72°
93°
Mix of sun and clouds. Highs in the low 90s and lows in the upper 70s.
Feels Like
104°
Feels Like
Wind
S 5 mph
Wind
Humidity
67%
Humidity
UV Index
10
UV Index
Visibility
5:54 AM
Sunrise
Visibility
8:24 PM
Sunset
Tue 7/21
Tue
Partly / Cloudy
24%
71°
93°
Partly cloudy. Highs in the low 90s and lows in the mid 60s.
Feels Like
98°
Feels Like
Wind
NW 11 mph
Wind
Humidity
60%
Humidity
UV Index
10
UV Index
Visibility
5:55 AM
Sunrise
Visibility
8:23 PM
Sunset
Wed 7/22
Wed
Fair / Mostly Sunny
5%
64°
80°
A few clouds. Highs in the low 80s and lows in the low 60s.
Feels Like
81°
Feels Like
Wind
N 9 mph
Wind
Humidity
60%
Humidity
UV Index
10
UV Index
Visibility
5:55 AM
Sunrise
Visibility
8:22 PM
Sunset
Thu 7/23
Thu
Partly / Cloudy
5%
60°
79°
Partly cloudy. Highs in the upper 70s and lows in the low 60s.
Feels Like
79°
Feels Like
Wind
ENE 6 mph
Wind
Humidity
57%
Humidity
UV Index
9
UV Index
Visibility
5:56 AM
Sunrise
Visibility
8:22 PM
Sunset
Fri 7/24
Fri
Showers
47%
62°
76°
Chance of showers. Highs in the mid 70s and lows in the mid 60s.
Feels Like
76°
Feels Like
Wind
E 5 mph
Wind
Humidity
72%
Humidity
UV Index
8
UV Index
Visibility
5:57 AM
Sunrise
Visibility
8:21 PM
Sunset
Sat 7/25
Sat
Partly / Cloudy
24%
64°
85°
Mix of sun and clouds. Highs in the mid 80s and lows in the upper 60s.
Feels Like
89°
Feels Like
Wind
SSE 5 mph
Wind
Humidity
75%
Humidity
UV Index
9
UV Index
Visibility
5:58 AM
Sunrise
Visibility
8:20 PM
Sunset
Sun 7/26
Sun
Sunny
7%
69°
92°
Sunshine. Highs in the low 90s and lows in the low 70s.
Feels Like
102°
Feels Like
Wind
SW 6 mph
Wind
Humidity
72%
Humidity
UV Index
9
UV Index
Visibility
5:59 AM
Sunrise
Visibility
8:19 PM
Sunset
Mon 7/27
Mon
Partly / Cloudy
12%
73°
94°
Partly cloudy. Highs in the mid 90s and lows in the low 70s.
Feels Like
101°
Feels Like
Wind
WSW 8 mph
Wind
Humidity
64%
Humidity
UV Index
9
UV Index
Visibility
6:00 AM
Sunrise
Visibility
8:18 PM
Sunset
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