O'Fallon

+28° 82°

Feels like +32° 90°

Dewpoint +24° 75°

Partly cloudy
N

2 m/s 4 mph 7 kmh 2 Bft

Gust 2 m/s 4 mph 7 kmh 2 Bft

Partly cloudy

0 mm 0 in
Rain

78%
Rel. hum.

1016 hPa 30 inHg 762.3 mmHg
Pressure

5:41 AM 05:41
Sunrise
14 h 44 min
8:26 PM 20:26
Sunset
See Hourly Forecast

5 Day Forecast

Tue

Mostly clear

Max +31° 88°

Min +25° 77°

N 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0 in 0 mm

Wed

Partly cloudy, possible thunderstorms with rain

Max +31° 88°

Min +22° 72°

SE 2 mph 4 kmh 1 Bft 1 m/s

Precipitation 0.07 in 1.8 mm

Thu

Partly cloudy and light rain

Max +34° 93°

Min +22° 72°

W 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.01 in 0.3 mm

Fri

Cloudy, thunderstorms with rain

Max +31° 88°

Min +23° 73°

W 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.89 in 22.7 mm

Sat

Partly cloudy and showers

Max +30° 86°

Min +22° 72°

NE 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.10 in 2.5 mm

See 10 Day Forecast

Weather radar

See Radar

Weather for the week

Showers
Precipitation
Updated 7/8 7:01 PM 19:01
See detailed forecast for the upcoming week

Last visited

Your favorites

Nearest Observations

Belleville, Scott Afb/midamerica Airport

Cloudy +30° 86°
Cloudy
NE 2 m/s 4 mph 7 kmh 2 Bft

Dewpoint 22° 72°

Rel. hum. 66 %

Feels like +34° 93°

Pressure 1016 hPa 30 inHg 761.9 mmHg

Visibility 16000 m 10 mi

1 hour ago

Cahokia / St. Louis, St. Louis Downtown Airport

Cloudy +29° 85°
Cloudy
NE 3 m/s 7 mph 11 kmh 2 Bft

Dewpoint 20° 68°

Rel. hum. 62 %

Feels like +32° 90°

Pressure 1016 hPa 30 inHg 762.2 mmHg

Visibility 16000 m 10 mi

32 minutes ago

Alton/st. Louis, St. Louis Regional Airport

Clear +29° 84°
Clear
N 3 m/s 7 mph 11 kmh 2 Bft

Dewpoint 21° 70°

Rel. hum. 62 %

Feels like +31° 88°

Pressure 1017 hPa 30 inHg 763 mmHg

Visibility 16000 m 10 mi

35 minutes ago

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

Send Feedback See active warnings

Dismiss
Check out our brand new and fast US-optimized ForecaWeather.com weather site! »