The Chicagoland area will have a warm Friday before evening thunderstorms — potentially severe — make way for a chilly Saturday.

Here’s a look at the warmest, coldest, wettest and snowiest Valentine’s Day in Chicago, going back to 1871. Data is from the National Weather Service’s Chicago office and measured at the city’s official recording site, which has been O’Hare ...

While not always necessary, the National Weather Service's Milwaukee/Sullivan office has a plan for how their staff handles severe weather.

Since Easter doesn’t occur on the same date each year, the temperature and precipitation values can vary dramatically.

In Chicago, snow seasons are tracked from July through the following June. The area normally can expect 38.4 inches, according to the National Weather Service. During the 2024-25 season, the area accumulated just 17.6 inches. The most snow Chicago has ever ...

NWS teams are expected to survey the damage across the Chicago area, where fierce winds from suspected tornadoes ripped roofs from buildings, downed trees and sent residents scrambling for safety as sirens sounded.