O'Fallon, MO
See RadarCurrent Weather Forecast for O'Fallon
MO 63368 | 10:24am
Weather Conditions
Today
Tonight
Tomorrow
Local Weather Radar - O'Fallon, MO
Live O'Fallon Local Radar Forecast by FOX Weather
Next 12 Hours Forecast in O'Fallon
Hourly Weather Forecast & Temperature
Looking for homes in this area?
Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.
Latest Stories from Missouri
Fall blast sends temperatures tumbling across the US
A powerful cold front is sweeping across parts of the U.S., bringing the late-season heat wave to a screeching halt. Starting this weekend, the cold front is expected to impact much of the central and eastern U.S., causing temperatures to plummet by more than 40 degrees.
Flood threat shifts to Central and West Texas after tropically enhanced storms slammed Southern Plains
A dangerous flash flood threat is shifting south over parts of West Texas and the Texas Hill Country after tropically enhanced storms dropped more than 5 inches of rain on Oklahoma City Wednesday.
Flash flood threat grows as Simon's moisture fuels intense storms, slams millions across Central US
Thunderstorms capable of producing rain rates of 1 to 2 inches of rain per hour broke out across a 1,500-mile corridor, covering more than 35 million people from Texas' Big Bend region to Morgantown, West Virginia.
Timeline: When will dangerous, tropically enhanced flooding reach the Southwest, Southern Plains and Midwest?
A dangerous multiday flood event is developing across the Four Corners, Southwest and Plains this week as tropical moisture from the remnants of Polo, which made landfall in Baja California late Monday, and Hurricane Rachel spread northward through the week.