Dozens of tornadoes could erupt during severe storms in the U.S. this week, putting millions of people at risk.

More than 1,000 tornadoes roar across the United States in an average year, causing billions of dollars in damage and killing scores of Americans. Track them here.

A multi-day storm system will bring rounds of severe weather from the southern Plains into the Midwest and Ohio Valley through late Friday.

Forecasters say severe storms remain a threat for several states in the coming days, while the NWS has issued tornado alerts.

This interactive map, with data starting in January 1950, shows where tornadoes have touched down in Pennsylvania and traces their paths.

A tornado that devastated multiple communities in Illinois and Indiana was more than a half-mile wide and traveled more than 30 miles, officials estimate.

Millions remain under tornado watches on Wednesday in the aftermath of destructive, deadly storms that formed overnight.

The National Weather Service has confirmed seven tornadoes across southeast Louisiana following severe storms on March 11, including three EF1 tornadoes.

DES MOINES, Iowa — The National Weather Service confirmed a severe storm system that passed through Iowa on Tuesday produced Iowa’s first and second tornadoes of 2026. A severe storm that mostly impacted Indiana and Illinois,

A tornado warning remained in effect for parts of Baltimore County Wednesday evening as a radar-indicated storm capable of producing a tornado moved east at 50 mph near Towson.