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Current Weather Conditions for O Fallon, MO

A chance of rain before 4pm. Partly sunny. High near 58, with temperatures falling to around 45 in the afternoon. West wind 7 to 10 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
54°F

Conditions

Wind: 16 mph NW
Humidity: 86%
Probability of Precipitation: 72%

Hourly Forcast (next 12 hours)

6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM
54° 51° 48° 48° 46° 45° 39° 36° 33° 32° 30° 29° 29°

Upcoming Week

Day Forecast High Low
This Afternoon
Chance Light Rain
A chance of rain before 4pm. Partly sunny. High near 58, with temperatures falling to around 45 in the afternoon. West wind 7 to 10 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
60°F 45°F
Tonight
Chance Snow Showers then Mostly Cloudy
A chance of snow showers between 8pm and 11pm. Mostly cloudy, with a low around 23. Northwest wind 16 to 22 mph, with gusts as high as 41 mph.
60°F 45°F
Friday
Sunny
Sunny, with a high near 40. Southwest wind 8 to 14 mph, with gusts as high as 25 mph.
60°F 45°F
Friday Night
Partly Cloudy
Partly cloudy. Low around 32, with temperatures rising to around 36 overnight. South wind around 10 mph, with gusts as high as 21 mph.
60°F 45°F
Saturday
Mostly Sunny
Mostly sunny. High near 55, with temperatures falling to around 49 in the afternoon. Southwest wind around 10 mph.
60°F 45°F
Saturday Night
Partly Cloudy
Partly cloudy, with a low around 26.
60°F 45°F
Sunday
Mostly Sunny
Mostly sunny, with a high near 44.
60°F 45°F
Sunday Night
Mostly Cloudy
Mostly cloudy, with a low around 29.
60°F 45°F
Monday
Partly Sunny
Partly sunny, with a high near 47.
60°F 45°F
Monday Night
Mostly Cloudy
Mostly cloudy, with a low around 40.
60°F 45°F
Tuesday
Partly Sunny
Partly sunny, with a high near 59.
60°F 45°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 46.
60°F 45°F
Wednesday
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after noon. Mostly cloudy, with a high near 63. Chance of precipitation is 20%.
60°F 45°F
Wednesday Night
Mostly Cloudy
Mostly cloudy, with a low around 51.
60°F 45°F
Data provided by weather.gov