O'Fallon, MO

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Current Weather Forecast for O'Fallon

MO 63368  |   4:51pm

Weather Conditions

77°
Feels Like 77°
Sunny
Sunny
68° 78°
UV Index
3
UV Index
Air Quality
Moderate
Air Quality
Wind
ESE 9 mph
Wind
Rain
0 in
rain

Tonight

Sat 5/16
66°
Lowest Temperature
Cloudy
15%
Cloudy. A stray shower or thunderstorm is possible. Low 66F. Winds SSE at 5 to 10 mph.

Tomorrow

Sun 5/17
87°
Highest Temperature
Fair / Mostly Sunny
5%
Sun and a few passing clouds. High 87F. Winds S at 10 to 20 mph.

Tomorrow night

Sun 5/17
73°
Lowest Temperature
Partly Cloudy
15%
Partly to mostly cloudy. Low 73F. Winds S 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

5PM
Fair / Mostly Sunny
15%
76°
Feels Like 76°
Mostly Sunny
Wind
S 9 mph
Wind
Pressure
1010 mb
Pressure
Humidity
73%
Humidity
UV Index
2
UV Index
Visibility
10mi
Visibility
Visibility
29%
Cloud Cover
6PM
Sunny
3%
77°
Feels Like 77°
Sunny
Wind
SSE 9 mph
Wind
Pressure
1009 mb
Pressure
Humidity
70%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
7PM
Partly / Cloudy
4%
77°
Feels Like 77°
Partly Cloudy
Wind
SSE 8 mph
Wind
Pressure
1009 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
30%
Cloud Cover
8PM
Mostly Cloudy
2%
75°
Feels Like 75°
Mostly Cloudy
Wind
SSE 5 mph
Wind
Pressure
1009 mb
Pressure
Humidity
72%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
69%
Cloud Cover
9PM
Mostly Cloudy
2%
74°
Feels Like 74°
Mostly Cloudy
Wind
SSE 6 mph
Wind
Pressure
1009 mb
Pressure
Humidity
75%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
64%
Cloud Cover
10PM
Cloudy
2%
71°
Feels Like 71°
Cloudy
Wind
SSE 5 mph
Wind
Pressure
1010 mb
Pressure
Humidity
83%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
82%
Cloud Cover
11PM
Cloudy
3%
70°
Feels Like 70°
Cloudy
Wind
SSE 6 mph
Wind
Pressure
1011 mb
Pressure
Humidity
84%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
80%
Cloud Cover
12AM
Cloudy
7%
70°
Feels Like 71°
Cloudy
Wind
SSE 5 mph
Wind
Pressure
1011 mb
Pressure
Humidity
83%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
87%
Cloud Cover
1AM
Cloudy
7%
69°
Feels Like 70°
Cloudy
Wind
SSE 5 mph
Wind
Pressure
1011 mb
Pressure
Humidity
86%
Humidity
UV Index
0
UV Index
Visibility
8mi
Visibility
Visibility
91%
Cloud Cover
2AM
Cloudy
7%
69°
Feels Like 70°
Cloudy
Wind
SSE 4 mph
Wind
Pressure
1012 mb
Pressure
Humidity
86%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
93%
Cloud Cover
3AM
Cloudy
7%
69°
Feels Like 70°
Cloudy
Wind
SSE 4 mph
Wind
Pressure
1011 mb
Pressure
Humidity
85%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
80%
Cloud Cover
4AM
Partly Cloudy
7%
67°
Feels Like 69°
Partly Cloudy
Wind
SSE 5 mph
Wind
Pressure
1011 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
50%
Cloud Cover
Sat 5/16
Sat
Cloudy
15%
68°
78°
Mostly cloudy. Lows overnight in the mid 60s.
Feels Like
81°
Feels Like
Wind
SSE 9 mph
Wind
Humidity
80%
Humidity
UV Index
0
UV Index
Visibility
5:49 AM
Sunrise
Visibility
8:09 PM
Sunset
Sun 5/17
Sun
Fair / Mostly Sunny
5%
66°
87°
Plenty of sun. Highs in the upper 80s and lows in the low 70s.
Feels Like
88°
Feels Like
Wind
S 16 mph
Wind
Humidity
61%
Humidity
UV Index
9
UV Index
Visibility
5:48 AM
Sunrise
Visibility
8:10 PM
Sunset
Mon 5/18
Mon
Scattered Thunderstorms
49%
73°
81°
Scattered thunderstorms. Highs in the low 80s and lows in the low 70s.
Feels Like
84°
Feels Like
Wind
S 14 mph
Wind
Humidity
75%
Humidity
UV Index
6
UV Index
Visibility
5:48 AM
Sunrise
Visibility
8:11 PM
Sunset
Tue 5/19
Tue
Thunderstorms
88%
60°
76°
Showers and thunderstorms. Potential for severe thunderstorms. Highs in the mid 70s and lows in the mid 50s.
Feels Like
80°
Feels Like
Wind
SW 12 mph
Wind
Humidity
79%
Humidity
UV Index
6
UV Index
Visibility
5:47 AM
Sunrise
Visibility
8:12 PM
Sunset
Wed 5/20
Wed
Cloudy
17%
54°
67°
Mostly cloudy. Highs in the upper 60s and lows in the low 50s.
Feels Like
67°
Feels Like
Wind
NNE 9 mph
Wind
Humidity
59%
Humidity
UV Index
4
UV Index
Visibility
5:46 AM
Sunrise
Visibility
8:13 PM
Sunset
Thu 5/21
Thu
Partly / Cloudy
9%
52°
70°
Mix of sun and clouds. Highs in the low 70s and lows in the mid 50s.
Feels Like
70°
Feels Like
Wind
NE 10 mph
Wind
Humidity
58%
Humidity
UV Index
8
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:14 PM
Sunset
Fri 5/22
Fri
Scattered Showers
35%
54°
71°
A few morning showers. Highs in the low 70s and lows in the mid 50s.
Feels Like
71°
Feels Like
Wind
NE 8 mph
Wind
Humidity
66%
Humidity
UV Index
6
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:14 PM
Sunset
Sat 5/23
Sat
Mostly Cloudy
24%
55°
76°
Mostly cloudy. Highs in the mid 70s and lows in the upper 50s.
Feels Like
76°
Feels Like
Wind
E 7 mph
Wind
Humidity
64%
Humidity
UV Index
7
UV Index
Visibility
5:44 AM
Sunrise
Visibility
8:15 PM
Sunset
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