O'Fallon, IL
See RadarCurrent Weather Forecast for O'Fallon
IL 62269 | 6:26am
Weather Conditions
Today
Tonight
Tomorrow
Local Weather Radar - O'Fallon, IL
Live O'Fallon Local Radar Forecast by FOX Weather
Next 12 Hours Forecast in O'Fallon
Hourly Weather Forecast & Temperature
Latest Stories from Illinois
Arctic plunge: Polar vortex locks in snow, ice and life-threatening cold after historic cross-country storm
In the wake of the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex is bringing days of life-threatening temperatures to much of the country. Temperatures are expected to remain below average for 200 million people, causing ice and snow to refreeze and potentially exacerbating widespread power outages in the South that were caused by the sprawling system.
Over a dozen states slammed by at least a foot of snow from historic winter storm
As the crippling effects of the more than 2,300-mile-long major winter storm take a toll across the majority of the U.S., over a dozen states from New Mexico to Connecticut have registered more than a foot of snow.
Midwest power grid operator warns of need to conserve electricity as historic winter storm sweeps across US
A Midwest power grid operator is warning companies that customers need to start conserving energy as demand grows due to a severe winter storm moving across the U.S.
Historic winter storm: 235 million in path of dangerous snow, ice with first impacts tonight
More than 235 million people across more than 40 states, from Arizona to Maine, are in the path of a potentially historic winter storm that's expected to extend over 2,000 miles and deliver crippling snow and ice, beginning Friday.