O'Fallon

+25° 77°

Feels like +26° 79°

Dewpoint +24° 75°

Mostly clear
S

3 m/s 7 mph 11 kmh 2 Bft

Gust 6 m/s 13 mph 22 kmh 4 Bft

Mostly clear

0 mm 0 in
Rain

95%
Rel. hum.

1012 hPa 29.9 inHg 758.9 mmHg
Pressure

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

5 Day Forecast

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

Mostly clear

Max +35° 95°

Min +25° 77°

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°

SW 7 mph 11 kmh 2 Bft 3 m/s

Precipitation 0.06 in 1.5 mm

Fri

Partly cloudy, possible thunderstorms with rain

Max +33° 91°

Min +25° 77°

SW 4 mph 7 kmh 2 Bft 2 m/s

Precipitation 0.03 in 0.7 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 2:56 AM 02:56
See detailed forecast for the upcoming week

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Nearest Observations

Belleville, Scott Afb/midamerica Airport

Clear +25° 78°
Clear
SW 3 m/s 7 mph 11 kmh 2 Bft

Dewpoint 24° 75°

Rel. hum. 100 %

Feels like +25° 77°

Pressure 1012 hPa 29.9 inHg 758.8 mmHg

Visibility 16000 m 10 mi

25 minutes ago

Cahokia / St. Louis, St. Louis Downtown Airport

Clear +24° 76°
Clear

Dewpoint 23° 73°

Rel. hum. 94 %

Feels like +24° 75°

Pressure 1012 hPa 29.9 inHg 758.7 mmHg

Visibility 16000 m 10 mi

27 minutes ago

Alton/st. Louis, St. Louis Regional Airport

Clear +25° 77°
Clear
S 3 m/s 7 mph 11 kmh 2 Bft

Dewpoint 23° 73°

Rel. hum. 89 %

Feels like +25° 77°

Pressure 1013 hPa 29.9 inHg 759.4 mmHg

Visibility 16000 m 10 mi

25 minutes ago

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

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