O'Fallon, MO

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Current Weather Forecast for O'Fallon

MO 63368  |   12:45pm

Weather Conditions

80°
Feels Like 82°
Fair / Mostly Sunny
Showers in the Vicinity
65° 81°
UV Index
9
UV Index
Air Quality
Moderate
Air Quality
Wind
ENE 5 mph
Wind
Rain
0 in
rain

Today

Sun 5/31
81°
Highest Temperature
Thunderstorms
87%
Thunderstorms likely. Gusty winds and small hail are possible. High 81F. Winds light and variable. Chance of rain 90%.

Tonight

Sun 5/31
66°
Lowest Temperature
Scattered Thunderstorms
60%
Variable clouds with scattered thunderstorms. Potential for severe thunderstorms. Low 66F. Winds light and variable. Chance of rain 60%.

Tomorrow

Mon 6/1
83°
Highest Temperature
Scattered Showers
43%
Showers in the morning, then partly cloudy in the afternoon. High 83F. Winds NE at 5 to 10 mph. Chance of rain 40%.

Local Weather Radar - O'Fallon, MO

Live O'Fallon Local Radar Forecast by FOX Weather

Precipitation For O'Fallon thunder
Thunder ending in 59 minutes.

Next 12 Hours Forecast in O'Fallon

Hourly Weather Forecast & Temperature

1PM
Thunderstorms
94%
80°
Feels Like 82°
Thunderstorms
Wind
SE 5 mph
Wind
Pressure
1014 mb
Pressure
Humidity
60%
Humidity
UV Index
6
UV Index
Visibility
6mi
Visibility
Visibility
75%
Cloud Cover
2PM
Mostly Cloudy
15%
81°
Feels Like 84°
Mostly Cloudy
Wind
SE 5 mph
Wind
Pressure
1014 mb
Pressure
Humidity
60%
Humidity
UV Index
7
UV Index
Visibility
10mi
Visibility
Visibility
66%
Cloud Cover
3PM
Mostly Cloudy
15%
81°
Feels Like 84°
Mostly Cloudy
Wind
SE 6 mph
Wind
Pressure
1013 mb
Pressure
Humidity
60%
Humidity
UV Index
5
UV Index
Visibility
10mi
Visibility
Visibility
66%
Cloud Cover
4PM
Mostly Cloudy
1%
81°
Feels Like 84°
Mostly Cloudy
Wind
SSE 5 mph
Wind
Pressure
1013 mb
Pressure
Humidity
62%
Humidity
UV Index
4
UV Index
Visibility
10mi
Visibility
Visibility
69%
Cloud Cover
5PM
Mostly Cloudy
2%
81°
Feels Like 85°
Mostly Cloudy
Wind
SE 6 mph
Wind
Pressure
1012 mb
Pressure
Humidity
62%
Humidity
UV Index
2
UV Index
Visibility
10mi
Visibility
Visibility
60%
Cloud Cover
6PM
Mostly Cloudy
4%
81°
Feels Like 84°
Mostly Cloudy
Wind
SE 5 mph
Wind
Pressure
1012 mb
Pressure
Humidity
63%
Humidity
UV Index
1
UV Index
Visibility
10mi
Visibility
Visibility
66%
Cloud Cover
7PM
Mostly Cloudy
15%
80°
Feels Like 83°
Mostly Cloudy
Wind
SE 4 mph
Wind
Pressure
1012 mb
Pressure
Humidity
66%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
79%
Cloud Cover
8PM
Scattered Thunderstorms
51%
78°
Feels Like 82°
Scattered Thunderstorms
Wind
ESE 3 mph
Wind
Pressure
1012 mb
Pressure
Humidity
73%
Humidity
UV Index
0
UV Index
Visibility
6mi
Visibility
Visibility
72%
Cloud Cover
9PM
Scattered Thunderstorms
34%
75°
Feels Like 79°
Isolated Thunderstorms
Wind
SE 4 mph
Wind
Pressure
1013 mb
Pressure
Humidity
79%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
66%
Cloud Cover
10PM
Partly Cloudy
24%
73°
Feels Like 75°
Partly Cloudy
Wind
SE 3 mph
Wind
Pressure
1013 mb
Pressure
Humidity
84%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
58%
Cloud Cover
11PM
Mostly Cloudy
24%
72°
Feels Like 74°
Mostly Cloudy
Wind
SE 3 mph
Wind
Pressure
1013 mb
Pressure
Humidity
88%
Humidity
UV Index
0
UV Index
Visibility
8mi
Visibility
Visibility
71%
Cloud Cover
12AM
Mostly Cloudy
24%
72°
Feels Like 74°
Mostly Cloudy
Wind
ESE 3 mph
Wind
Pressure
1013 mb
Pressure
Humidity
87%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
77%
Cloud Cover
Sun 5/31
Sun
Thunderstorms
87%
65°
81°
Thunderstorms. Highs in the low 80s and lows in the mid 60s.
Feels Like
84°
Feels Like
Wind
SE 6 mph
Wind
Humidity
62%
Humidity
UV Index
8
UV Index
Visibility
5:40 AM
Sunrise
Visibility
8:21 PM
Sunset
Mon 6/1
Mon
Scattered Showers
43%
65°
83°
Showers ending by midday. Highs in the low 80s and lows in the upper 50s.
Feels Like
85°
Feels Like
Wind
NE 10 mph
Wind
Humidity
72%
Humidity
UV Index
9
UV Index
Visibility
5:39 AM
Sunrise
Visibility
8:22 PM
Sunset
Tue 6/2
Tue
Fair / Mostly Sunny
5%
59°
84°
A few clouds. Highs in the mid 80s and lows in the mid 50s.
Feels Like
84°
Feels Like
Wind
ENE 10 mph
Wind
Humidity
49%
Humidity
UV Index
9
UV Index
Visibility
5:39 AM
Sunrise
Visibility
8:23 PM
Sunset
Wed 6/3
Wed
Fair / Mostly Sunny
4%
55°
84°
Mostly sunny. Highs in the mid 80s and lows in the upper 50s.
Feels Like
84°
Feels Like
Wind
ESE 7 mph
Wind
Humidity
44%
Humidity
UV Index
9
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:23 PM
Sunset
Thu 6/4
Thu
Partly / Cloudy
5%
59°
87°
Mix of sun and clouds. Highs in the upper 80s and lows in the mid 60s.
Feels Like
87°
Feels Like
Wind
S 8 mph
Wind
Humidity
52%
Humidity
UV Index
9
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:24 PM
Sunset
Fri 6/5
Fri
Scattered Thunderstorms
39%
65°
87°
Afternoon thunderstorms. Highs in the upper 80s and lows in the upper 60s.
Feels Like
88°
Feels Like
Wind
SSW 9 mph
Wind
Humidity
59%
Humidity
UV Index
8
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:25 PM
Sunset
Sat 6/6
Sat
Scattered Thunderstorms
52%
68°
84°
Scattered thunderstorms. Highs in the mid 80s and lows in the low 70s.
Feels Like
87°
Feels Like
Wind
SSW 8 mph
Wind
Humidity
67%
Humidity
UV Index
6
UV Index
Visibility
5:38 AM
Sunrise
Visibility
8:25 PM
Sunset
Sun 6/7
Sun
Scattered Thunderstorms
60%
70°
84°
A few thunderstorms possible. Highs in the mid 80s and lows in the low 70s.
Feels Like
88°
Feels Like
Wind
S 8 mph
Wind
Humidity
73%
Humidity
UV Index
6
UV Index
Visibility
5:37 AM
Sunrise
Visibility
8:26 PM
Sunset
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