O'Fallon, MO

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Current Weather Forecast for O'Fallon

MO 63368  |   8:59pm

Weather Conditions

65°
Feels Like 65°
Clear
Clear
63° 79°
UV Index
0
UV Index
Air Quality
Good
Air Quality
Wind
SE 6 mph
Wind
Rain
0 in
rain

Tonight

Mon 5/18
64°
Lowest Temperature
Scattered Showers
47%
Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low 64F. Winds S at 10 to 15 mph. Chance of rain 50%.

Tomorrow

Tue 5/19
74°
Highest Temperature
Scattered Thunderstorms
44%
Cloudy skies during the morning hours followed by scattered showers and thunderstorms in the afternoon. A few storms may be severe. High 74F. Winds WSW at 10 to 15 mph. Chance of rain 40%.

Tomorrow night

Tue 5/19
53°
Lowest Temperature
Cloudy
24%
Cloudy. Low 53F. Winds N at 5 to 10 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

9PM
Clear
4%
65°
Feels Like 65°
Clear
Wind
SSE 6 mph
Wind
Pressure
1012 mb
Pressure
Humidity
95%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
3%
Cloud Cover
10PM
Fair / Mostly Clear
15%
67°
Feels Like 67°
Mostly Clear
Wind
SSE 8 mph
Wind
Pressure
1013 mb
Pressure
Humidity
94%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
25%
Cloud Cover
11PM
Partly Cloudy
15%
68°
Feels Like 68°
Partly Cloudy
Wind
S 9 mph
Wind
Pressure
1013 mb
Pressure
Humidity
91%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
30%
Cloud Cover
12AM
Partly Cloudy
15%
71°
Feels Like 71°
Partly Cloudy
Wind
S 11 mph
Wind
Pressure
1013 mb
Pressure
Humidity
87%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
52%
Cloud Cover
1AM
Mostly Cloudy
15%
70°
Feels Like 70°
Mostly Cloudy
Wind
S 10 mph
Wind
Pressure
1013 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
60%
Cloud Cover
2AM
Mostly Cloudy
15%
70°
Feels Like 70°
Mostly Cloudy
Wind
S 8 mph
Wind
Pressure
1013 mb
Pressure
Humidity
87%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
67%
Cloud Cover
3AM
Showers
45%
70°
Feels Like 70°
Showers
Wind
SSW 7 mph
Wind
Pressure
1014 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
69%
Cloud Cover
4AM
Cloudy
22%
69°
Feels Like 71°
Cloudy
Wind
S 6 mph
Wind
Pressure
1014 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
5mi
Visibility
Visibility
86%
Cloud Cover
5AM
Showers
42%
69°
Feels Like 70°
Showers
Wind
S 5 mph
Wind
Pressure
1014 mb
Pressure
Humidity
90%
Humidity
UV Index
0
UV Index
Visibility
6mi
Visibility
Visibility
85%
Cloud Cover
6AM
Showers
47%
68°
Feels Like 70°
Showers
Wind
SSW 5 mph
Wind
Pressure
1015 mb
Pressure
Humidity
92%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
86%
Cloud Cover
7AM
Showers
44%
68°
Feels Like 70°
Showers
Wind
S 4 mph
Wind
Pressure
1015 mb
Pressure
Humidity
92%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
86%
Cloud Cover
8AM
Cloudy
17%
69°
Feels Like 71°
Cloudy
Wind
S 5 mph
Wind
Pressure
1015 mb
Pressure
Humidity
90%
Humidity
UV Index
1
UV Index
Visibility
7mi
Visibility
Visibility
82%
Cloud Cover
Mon 5/18
Mon
Scattered Showers
47%
63°
79°
Showers late. Lows overnight in the mid 60s.
Feels Like
64°
Feels Like
Wind
S 11 mph
Wind
Humidity
90%
Humidity
UV Index
0
UV Index
Visibility
5:48 AM
Sunrise
Visibility
8:11 PM
Sunset
Tue 5/19
Tue
Scattered Thunderstorms
44%
59°
74°
Afternoon thunderstorms. Highs in the mid 70s and lows in the low 50s.
Feels Like
76°
Feels Like
Wind
WSW 11 mph
Wind
Humidity
84%
Humidity
UV Index
4
UV Index
Visibility
5:47 AM
Sunrise
Visibility
8:12 PM
Sunset
Wed 5/20
Wed
Partly / Cloudy
7%
53°
69°
Mix of sun and clouds. Highs in the upper 60s and lows in the low 50s.
Feels Like
69°
Feels Like
Wind
NNE 9 mph
Wind
Humidity
69%
Humidity
UV Index
8
UV Index
Visibility
5:46 AM
Sunrise
Visibility
8:13 PM
Sunset
Thu 5/21
Thu
Mostly Cloudy
15%
51°
70°
More clouds than sun. Highs in the low 70s and lows in the upper 50s.
Feels Like
70°
Feels Like
Wind
ENE 9 mph
Wind
Humidity
70%
Humidity
UV Index
6
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:14 PM
Sunset
Fri 5/22
Fri
Rain
78%
58°
70°
Periods of rain early. Highs in the low 70s and lows in the upper 50s.
Feels Like
70°
Feels Like
Wind
ENE 8 mph
Wind
Humidity
83%
Humidity
UV Index
4
UV Index
Visibility
5:45 AM
Sunrise
Visibility
8:14 PM
Sunset
Sat 5/23
Sat
Mostly Cloudy
17%
59°
77°
More clouds than sun. Highs in the upper 70s and lows in the low 60s.
Feels Like
77°
Feels Like
Wind
NE 5 mph
Wind
Humidity
77%
Humidity
UV Index
7
UV Index
Visibility
5:44 AM
Sunrise
Visibility
8:15 PM
Sunset
Sun 5/24
Sun
Scattered Showers
41%
62°
81°
Morning showers. Highs in the low 80s and lows in the mid 60s.
Feels Like
81°
Feels Like
Wind
ESE 6 mph
Wind
Humidity
70%
Humidity
UV Index
6
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:16 PM
Sunset
Mon 5/25
Mon
Scattered Thunderstorms
45%
64°
81°
Scattered thunderstorms. Highs in the low 80s and lows in the mid 60s.
Feels Like
82°
Feels Like
Wind
SE 8 mph
Wind
Humidity
71%
Humidity
UV Index
6
UV Index
Visibility
5:43 AM
Sunrise
Visibility
8:17 PM
Sunset
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