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Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
35°F
2°C
Humidity | 64% |
Wind Speed | NE 7 mph |
Barometer | 30.02 in (1016.7 mb) |
Dewpoint | 24°F (-4°C) |
Visibility | 10.00 mi |
Wind Chill | 29°F (-2°C) |
Last update | 11 Feb 10:53 pm CST |
Extended Forecast for
O'Fallon IL
Winter Weather Advisory February 12, 03:00am until February 12, 09:00pm
Tonight
Low: 30 °F
Cloudy
Wednesday
High: 33 °F
Wintry Mix
Wednesday Night
Low: 19 °F
Chance Wintry
Mix then
CloudyThursday
High: 27 °F
Decreasing
CloudsThursday Night
Low: 13 °F
Mostly Clear
Friday
High: 38 °F
Partly Sunny
Friday Night
Low: 35 °F
Chance Rain
then RainSaturday
High: 44 °F
Rain
Saturday Night
Low: 20 °F
Rain/Snow
then Chance
Snow
Detailed Forecast
Tonight
Cloudy, with a low around 30. Northeast wind around 9 mph.
Wednesday
Rain or freezing rain before 3pm, then rain, possibly mixed with snow between 3pm and 5pm, then snow after 5pm. High near 33. Northeast wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain, snow, and sleet before 10pm, then a slight chance of snow between 10pm and midnight. Cloudy, with a low around 19. Northwest wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 27. Northwest wind 5 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 13. Light and variable wind.
Friday
Partly sunny, with a high near 38.
Friday Night
Rain, mainly after midnight. Low around 35. Chance of precipitation is 80%.
Saturday
Rain. High near 44. Chance of precipitation is 80%.
Saturday Night
Rain and snow before midnight, then a chance of snow. Low around 20. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 25.
Sunday Night
Partly cloudy, with a low around 9.
Washington's Birthday
Partly sunny, with a high near 29.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Tuesday
A 30 percent chance of snow. Mostly cloudy, with a high near 37.
Additional Forecasts and Information
Click Map For Forecast
ABOUT THIS FORECAST
Point Forecast:
O'Fallon IL
38.59°N 89.92°W (Elev. 551 ft)
38.59°N 89.92°W (Elev. 551 ft)
4:16 pm CST Feb 11, 2025
11pm CST Feb 11, 2025-6pm CST Feb 18, 2025