O'Fallon, MO

See Radar

Current Weather Forecast for O'Fallon

MO 63368  |   6:01pm

Weather Conditions

87°
Feels Like 91°
Sunny
Sunny
62° 89°
UV Index
0
UV Index
Air Quality
Good
Air Quality
Wind
SE 10 mph
Wind
Rain
0 in
rain

Tonight

Mon 9/14
73°
Lowest Temperature
Clear
5%
Clear skies. Low 73F. Winds SSE at 10 to 15 mph.

Tomorrow

Tue 9/15
98°
Highest Temperature
Fair / Mostly Sunny
24%
Sunny, along with a few afternoon clouds. Hot. High 98F. Winds SSW at 5 to 10 mph.

Tomorrow night

Tue 9/15
71°
Lowest Temperature
Scattered Thunderstorms
51%
Scattered thunderstorms during the evening followed by occasional showers overnight. Storms may contain strong gusty winds. Low 71F. Winds light and variable. Chance of rain 50%.

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

7PM
Sunny
84°
Feels Like 88°
Sunny
Wind
SE 8 mph
Wind
Pressure
1015 mb
Pressure
Humidity
56%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
8PM
Clear
1%
81°
Feels Like 84°
Clear
Wind
SE 7 mph
Wind
Pressure
1015 mb
Pressure
Humidity
64%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
9PM
Clear
1%
78°
Feels Like 82°
Clear
Wind
SE 8 mph
Wind
Pressure
1015 mb
Pressure
Humidity
67%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
10PM
Clear
1%
78°
Feels Like 78°
Clear
Wind
SSE 8 mph
Wind
Pressure
1016 mb
Pressure
Humidity
68%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
18%
Cloud Cover
11PM
Clear
1%
77°
Feels Like 77°
Clear
Wind
SSE 8 mph
Wind
Pressure
1016 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
18%
Cloud Cover
12AM
Clear
1%
76°
Feels Like 76°
Clear
Wind
SSE 7 mph
Wind
Pressure
1015 mb
Pressure
Humidity
73%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
14%
Cloud Cover
1AM
Clear
2%
76°
Feels Like 77°
Clear
Wind
SSE 7 mph
Wind
Pressure
1015 mb
Pressure
Humidity
74%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
1%
Cloud Cover
2AM
Clear
3%
75°
Feels Like 76°
Clear
Wind
S 6 mph
Wind
Pressure
1015 mb
Pressure
Humidity
77%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
3AM
Clear
3%
75°
Feels Like 76°
Clear
Wind
SSE 6 mph
Wind
Pressure
1015 mb
Pressure
Humidity
79%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
4AM
Clear
4%
74°
Feels Like 76°
Clear
Wind
S 6 mph
Wind
Pressure
1015 mb
Pressure
Humidity
82%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
0%
Cloud Cover
5AM
Clear
5%
74°
Feels Like 76°
Clear
Wind
S 5 mph
Wind
Pressure
1016 mb
Pressure
Humidity
84%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
1%
Cloud Cover
6AM
Clear
5%
74°
Feels Like 76°
Clear
Wind
S 6 mph
Wind
Pressure
1016 mb
Pressure
Humidity
86%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
3%
Cloud Cover
Mon 9/14
Mon
Clear
5%
62°
89°
Clear. Lows overnight in the low 70s.
Feels Like
90°
Feels Like
Wind
SSE 10 mph
Wind
Humidity
72%
Humidity
UV Index
0
UV Index
Visibility
6:43 AM
Sunrise
Visibility
7:12 PM
Sunset
Tue 9/15
Tue
Fair / Mostly Sunny
24%
73°
98°
Mostly sunny. Highs in the upper 90s and lows in the low 70s.
Feels Like
106°
Feels Like
Wind
SSW 9 mph
Wind
Humidity
59%
Humidity
UV Index
7
UV Index
Visibility
6:44 AM
Sunrise
Visibility
7:10 PM
Sunset
Wed 9/16
Wed
Scattered Showers
42%
71°
93°
Showers ending by midday. Highs in the low 90s and lows in the mid 70s.
Feels Like
102°
Feels Like
Wind
ESE 5 mph
Wind
Humidity
71%
Humidity
UV Index
7
UV Index
Visibility
6:45 AM
Sunrise
Visibility
7:09 PM
Sunset
Thu 9/17
Thu
Fair / Mostly Sunny
13%
74°
95°
Plenty of sun. Highs in the mid 90s and lows in the low 70s.
Feels Like
103°
Feels Like
Wind
W 6 mph
Wind
Humidity
58%
Humidity
UV Index
7
UV Index
Visibility
6:46 AM
Sunrise
Visibility
7:07 PM
Sunset
Fri 9/18
Fri
Fair / Mostly Sunny
10%
71°
95°
A few clouds. Highs in the mid 90s and lows in the low 70s.
Feels Like
100°
Feels Like
Wind
SSE 5 mph
Wind
Humidity
58%
Humidity
UV Index
7
UV Index
Visibility
6:47 AM
Sunrise
Visibility
7:06 PM
Sunset
Sat 9/19
Sat
Fair / Mostly Sunny
9%
72°
94°
More sun than clouds. Highs in the mid 90s and lows in the upper 60s.
Feels Like
96°
Feels Like
Wind
SW 8 mph
Wind
Humidity
50%
Humidity
UV Index
7
UV Index
Visibility
6:48 AM
Sunrise
Visibility
7:04 PM
Sunset
Sun 9/20
Sun
Showers
35%
68°
83°
Showers possible. Highs in the low 80s and lows in the mid 60s.
Feels Like
85°
Feels Like
Wind
NW 7 mph
Wind
Humidity
64%
Humidity
UV Index
6
UV Index
Visibility
6:49 AM
Sunrise
Visibility
7:02 PM
Sunset
Mon 9/21
Mon
Mostly Cloudy
24%
63°
76°
Mostly cloudy. Highs in the mid 70s and lows in the low 60s.
Feels Like
76°
Feels Like
Wind
NNE 7 mph
Wind
Humidity
67%
Humidity
UV Index
5
UV Index
Visibility
6:50 AM
Sunrise
Visibility
7:01 PM
Sunset
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