O'Fallon, MO

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Current Weather Forecast for O'Fallon

MO 63368  |   11:01pm

Weather Conditions

79°
Feels Like 82°
Clear
Clear
68° 91°
UV Index
0
UV Index
Air Quality
Moderate
Air Quality
Wind
S 7 mph
Wind
Rain
0 in
rain

Tonight

Wed 9/30
73°
Lowest Temperature
Partly Cloudy
1%
Mostly clear early followed by cloudy skies overnight. Low 73F. Winds S at 5 to 10 mph.

Tomorrow

Thu 10/1
84°
Highest Temperature
Scattered Thunderstorms
74%
Cloudy in the morning, then thunderstorms developing later in the day. High 84F. Winds SW at 10 to 15 mph. Chance of rain 70%.

Tomorrow night

Thu 10/1
59°
Lowest Temperature
Rain
94%
Periods of rain. Potential for heavy rainfall. Low 59F. Winds NNW at 5 to 10 mph. Chance of rain 90%. Rainfall possibly over one inch.

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

12AM
Fair / Mostly Clear
1%
79°
Feels Like 81°
Mostly Clear
Wind
S 7 mph
Wind
Pressure
1010 mb
Pressure
Humidity
59%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
20%
Cloud Cover
1AM
Partly Cloudy
1%
77°
Feels Like 77°
Partly Cloudy
Wind
S 6 mph
Wind
Pressure
1010 mb
Pressure
Humidity
61%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
30%
Cloud Cover
2AM
Mostly Cloudy
1%
76°
Feels Like 76°
Mostly Cloudy
Wind
S 6 mph
Wind
Pressure
1010 mb
Pressure
Humidity
66%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
65%
Cloud Cover
3AM
Mostly Cloudy
1%
75°
Feels Like 75°
Mostly Cloudy
Wind
S 6 mph
Wind
Pressure
1010 mb
Pressure
Humidity
68%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
76%
Cloud Cover
4AM
Cloudy
1%
75°
Feels Like 75°
Cloudy
Wind
S 6 mph
Wind
Pressure
1010 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
80%
Cloud Cover
5AM
Cloudy
1%
74°
Feels Like 74°
Cloudy
Wind
S 7 mph
Wind
Pressure
1010 mb
Pressure
Humidity
69%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
81%
Cloud Cover
6AM
Cloudy
1%
74°
Feels Like 74°
Cloudy
Wind
S 7 mph
Wind
Pressure
1010 mb
Pressure
Humidity
69%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
86%
Cloud Cover
7AM
Cloudy
1%
74°
Feels Like 74°
Cloudy
Wind
SSW 7 mph
Wind
Pressure
1010 mb
Pressure
Humidity
68%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
81%
Cloud Cover
8AM
Cloudy
1%
74°
Feels Like 75°
Cloudy
Wind
SSW 7 mph
Wind
Pressure
1011 mb
Pressure
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
87%
Cloud Cover
9AM
Cloudy
5%
76°
Feels Like 80°
Cloudy
Wind
SSW 8 mph
Wind
Pressure
1012 mb
Pressure
Humidity
66%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
96%
Cloud Cover
10AM
Cloudy
24%
78°
Feels Like 81°
Cloudy
Wind
SSW 10 mph
Wind
Pressure
1012 mb
Pressure
Humidity
64%
Humidity
UV Index
1
UV Index
Visibility
9mi
Visibility
Visibility
95%
Cloud Cover
11AM
Showers
41%
79°
Feels Like 82°
Showers
Wind
SSW 10 mph
Wind
Pressure
1012 mb
Pressure
Humidity
64%
Humidity
UV Index
2
UV Index
Visibility
5mi
Visibility
Visibility
91%
Cloud Cover
Wed 9/30
Wed
Partly Cloudy
1%
68°
91°
Partly cloudy. Lows overnight in the low 70s.
Feels Like
82°
Feels Like
Wind
S 7 mph
Wind
Humidity
65%
Humidity
UV Index
0
UV Index
Visibility
6:58 AM
Sunrise
Visibility
6:47 PM
Sunset
Thu 10/1
Thu
Scattered Thunderstorms
74%
66°
84°
Afternoon showers and thunderstorms. Highs in the mid 80s and lows in the upper 50s.
Feels Like
87°
Feels Like
Wind
SW 11 mph
Wind
Humidity
65%
Humidity
UV Index
3
UV Index
Visibility
6:58 AM
Sunrise
Visibility
6:45 PM
Sunset
Fri 10/2
Fri
Partly / Cloudy
14%
54°
71°
Clouds giving way to sun . Highs in the low 70s and lows in the upper 40s.
Feels Like
71°
Feels Like
Wind
NNE 11 mph
Wind
Humidity
69%
Humidity
UV Index
5
UV Index
Visibility
6:59 AM
Sunrise
Visibility
6:44 PM
Sunset
Sat 10/3
Sat
Sunny
7%
48°
74°
Mainly sunny. Highs in the mid 70s and lows in the upper 40s.
Feels Like
74°
Feels Like
Wind
ENE 6 mph
Wind
Humidity
59%
Humidity
UV Index
6
UV Index
Visibility
7:00 AM
Sunrise
Visibility
6:42 PM
Sunset
Sun 10/4
Sun
Sunny
6%
48°
79°
Sunshine. Highs in the upper 70s and lows in the upper 40s.
Feels Like
79°
Feels Like
Wind
NNW 5 mph
Wind
Humidity
56%
Humidity
UV Index
6
UV Index
Visibility
7:01 AM
Sunrise
Visibility
6:41 PM
Sunset
Mon 10/5
Mon
Sunny
7%
48°
75°
Sunshine. Highs in the mid 70s and lows in the upper 40s.
Feels Like
75°
Feels Like
Wind
NE 6 mph
Wind
Humidity
57%
Humidity
UV Index
6
UV Index
Visibility
7:02 AM
Sunrise
Visibility
6:39 PM
Sunset
Tue 10/6
Tue
Fair / Mostly Sunny
5%
47°
76°
More sun than clouds. Highs in the mid 70s and lows in the upper 40s.
Feels Like
76°
Feels Like
Wind
SE 6 mph
Wind
Humidity
53%
Humidity
UV Index
6
UV Index
Visibility
7:03 AM
Sunrise
Visibility
6:37 PM
Sunset
Wed 10/7
Wed
Fair / Mostly Sunny
4%
49°
84°
A few clouds. Highs in the mid 80s and lows in the low 50s.
Feels Like
84°
Feels Like
Wind
SW 5 mph
Wind
Humidity
52%
Humidity
UV Index
6
UV Index
Visibility
7:04 AM
Sunrise
Visibility
6:36 PM
Sunset
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