O'Fallon

+29° 84°

Feels like +34° 93°

Dewpoint +25° 77°

Clear
S

4 m/s 9 mph 14 kmh 3 Bft

Gust 7 m/s 16 mph 25 kmh 4 Bft

Clear

0 mm 0 in
Rain

78%
Rel. hum.

1011 hPa 29.9 inHg 758.3 mmHg
Pressure

5:37 AM 05:37
Sunrise
14 h 50 min
8:28 PM 20:28
Sunset
See Hourly Forecast

5 Day Forecast

Sun

Mostly clear

Max +34° 93°

Min +28° 82°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation < 0,01 in < 0,1 mm

Mon

Partly cloudy

Max +35° 95°

Min +24° 75°

S 9 mph 14 kmh 3 Bft 4 m/s

Precipitation 0 in 0 mm

Tue

Clear

Max +36° 97°

Min +24° 75°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0 in 0 mm

Wed

Clear

Max +35° 95°

Min +24° 75°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0 in 0 mm

Thu

Partly cloudy, possible thunderstorms with rain

Max +34° 93°

Min +25° 77°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.02 in 0.5 mm

See 10 Day Forecast

Weather radar

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Active warnings 1 active weather warning See More

Weather for the week

Showers
Precipitation
Updated 6/29 9:01 PM 21:01
See detailed forecast for the upcoming week

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Nearest Observations

Belleville, Scott Afb/midamerica Airport

Clear +30° 86°
Clear
S 6 m/s 13 mph 22 kmh 4 Bft

Dewpoint 26° 79°

Rel. hum. 79 %

Feels like +38° 100°

Pressure 1010 hPa 29.8 inHg 757.8 mmHg

Visibility 16000 m 10 mi

1 hour ago

Cahokia / St. Louis, St. Louis Downtown Airport

Clear +31° 87°
Clear
S 2 m/s 4 mph 7 kmh 2 Bft

Dewpoint 25° 77°

Rel. hum. 71 %

Feels like +37° 99°

Pressure 1010 hPa 29.8 inHg 757.5 mmHg

Visibility 16000 m 10 mi

1 hour ago

Alton/st. Louis, St. Louis Regional Airport

Partly cloudy +29° 84°
Partly cloudy
SE 4 m/s 9 mph 14 kmh 3 Bft

Dewpoint 24° 75°

Rel. hum. 75 %

Feels like +34° 93°

Pressure 1011 hPa 29.9 inHg 758.5 mmHg

Visibility 16000 m 10 mi

12 minutes ago

Nearest observations show current weather observations from your nearest weather stations.

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