O'Fallon

+29° 84°

Feels like +34° 93°

Dewpoint +25° 77°

Clear
S

3 m/s 7 mph 11 kmh 2 Bft

Gust 5 m/s 11 mph 18 kmh 3 Bft

Clear

0 mm 0 in
Rain

78%
Rel. hum.

1017 hPa 30 inHg 763 mmHg
Pressure

5:39 AM 05:39
Sunrise
14 h 48 min
8:27 PM 20:27
Sunset
See Hourly Forecast

5 Day Forecast

Thu

Clear

Max +36° 97°

Min +28° 82°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0 in 0 mm

Fri

Partly cloudy, possible thunderstorms with rain

Max +35° 95°

Min +24° 75°

N 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.38 in 9.8 mm

Sat

Partly cloudy, possible thunderstorms with rain

Max +34° 93°

Min +24° 75°

S 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.65 in 16.6 mm

Sun

Cloudy and light rain

Max +31° 88°

Min +23° 73°

W 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.08 in 2.0 mm

Mon

Partly cloudy and light rain

Max +31° 88°

Min +22° 72°

N 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.02 in 0.6 mm

See 10 Day Forecast

Weather radar

See Radar

Active hurricanes Track active hurricane Track active hurricanes

Active warnings 1 active weather warning See More

Weather for the week

Showers
Precipitation
Updated 7/3 9:01 PM 21:01
See detailed forecast for the upcoming week

Last visited

Your favorites

Nearest Observations

Belleville, Scott Afb/midamerica Airport

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

Dewpoint 24° 75°

Rel. hum. 79 %

Feels like +34° 93°

Pressure 1017 hPa 30 inHg 762.9 mmHg

Visibility 16000 m 10 mi

56 minutes ago

Cahokia / St. Louis, St. Louis Downtown Airport

Clear +30° 86°
Clear
S 2 m/s 4 mph 7 kmh 2 Bft

Dewpoint 23° 73°

Rel. hum. 66 %

Feels like +34° 93°

Pressure 1017 hPa 30 inHg 762.8 mmHg

Visibility 16000 m 10 mi

58 minutes ago

Alton/st. Louis, St. Louis Regional Airport

Clear +30° 86°
Clear
S 4 m/s 9 mph 14 kmh 3 Bft

Dewpoint 23° 73°

Rel. hum. 66 %

Feels like +34° 93°

Pressure 1018 hPa 30 inHg 763.3 mmHg

Visibility 16000 m 10 mi

1 hour 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! »