O'Fallon

+30° 86°

Feels like +37° 99°

Dewpoint +25° 77°

Clear
S

4 m/s 9 mph 14 kmh 3 Bft

Gust 8 m/s 18 mph 29 kmh 5 Bft

Clear

0 mm 0 in
Rain

77%
Rel. hum.

1015 hPa 30 inHg 761 mmHg
Pressure

5:38 AM 05:38
Sunrise
14 h 49 min
8:28 PM 20:28
Sunset
See Hourly Forecast

5 Day Forecast

Tue

Clear

Max +35° 95°

Min +28° 82°

S 9 mph 14 kmh 3 Bft 4 m/s

Precipitation 0 in 0 mm

Wed

Clear

Max +36° 97°

Min +24° 75°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0 in 0 mm

Thu

Partly cloudy and showers

Max +35° 95°

Min +25° 77°

S 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.03 in 0.9 mm

Fri

Partly cloudy and showers

Max +34° 93°

Min +24° 75°

S 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.04 in 1.1 mm

Sat

Partly cloudy and showers

Max +33° 91°

Min +24° 75°

N 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.50 in 12.8 mm

See 10 Day Forecast

Weather radar

See Radar

Active warnings 1 active weather warning See More

Weather for the week

Showers
Precipitation
Updated 7/1 9:01 PM 21:01
See detailed forecast for the upcoming week

Last visited

Your favorites

Nearest Observations

Belleville, Scott Afb/midamerica Airport

Clear +30° 85°
Clear
SW 3 m/s 7 mph 11 kmh 2 Bft

Dewpoint 26° 79°

Rel. hum. 79 %

Feels like +36° 97°

Pressure 1014 hPa 30 inHg 760.8 mmHg

Visibility 16000 m 10 mi

35 minutes ago

Cahokia / St. Louis, St. Louis Downtown Airport

Clear +29° 85°
Clear
S 2 m/s 4 mph 7 kmh 2 Bft

Dewpoint 23° 73°

Rel. hum. 75 %

Feels like +35° 95°

Pressure 1015 hPa 30 inHg 760.9 mmHg

Visibility 16000 m 10 mi

37 minutes ago

Alton/st. Louis, St. Louis Regional Airport

Clear +30° 86°
Clear
S 5 m/s 11 mph 18 kmh 3 Bft

Dewpoint 23° 73°

Rel. hum. 66 %

Feels like +34° 93°

Pressure 1015 hPa 30 inHg 761.5 mmHg

Visibility 16000 m 10 mi

40 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! »