With many still cleaning up debris and working to restore power following a night of intense winds and storms, the Chicago area is already b...

The NWS Storm Prediction Center has assigned a Level 4 of 5 severe weather risk to the at-risk area.

Tornadoes are possible across a large swath of the Chicago area during storms Thursday, but a narrow window of time will bring the greatest...

The risk level for severe weather in the Chicago area was upgraded Thursday morning, just hours before two waves of storms are expected to h...

By Meteorologist Mary Gilbert(CNN) — Around 1,200 tornadoes occur on average in the United States each year and every one of them gets it...

Will there be tornadoes in Illinois Thursday? There’s a heightened risk for strong tornadoes as two waves of storms are expected to brin...

Multiple waves of storms are once again expected in the Chicago area this week, this time bringing with them a greater threat for tornadoes,...

Oil spills are some of the most destructive forms of marine pollution known to man, thanks to their acute toxicity and ability to devastate...

A weather reporter made a snap decision to keep informing the public even while his studio filled with smoke

A tornado watch, which signals that conditions are present for a tornado to form, was issued for 12 Colorado counties Monday evening.The...

Even though widespread thunderstorm development isn’t expected Monday, there is still a possibility of the formation of “landspout” tornadoe...

Decades of disinvestment in a predominantly Black St. Louis neighborhood left the community especially vulnerable to last year's devastating...

Nearly 100,000 volunteers helped the town rebuild and a spirit of community service continues to this day. Researchers studying human behavi...

Fifteen years ago, after a massive tornado flattened much of Joplin, Mo., nearly 100,000 volunteers helped the town rebuild. A spirit of com...

Earth ObservatoryScienceEarth ObservatoryTornado Draws a Jagged Line in…EarthEarth ObservatoryImage of the DayEO ExplorerT...