A "heat dome" has developed on the East Coast that could send temperatures to 100 degrees in Boston this week. As a result, an extreme heat warning is in effect now through Tuesday for much of Massachusetts.

The thermometer at Boston Logan International Airport showed 100 degrees as of 2 p.m. Tuesday, according to the National Weather Service’s Boston office. The 100-degree reading ties the record for the hottest ever June temp in city history. It also hit 100 degrees in June 2021, 1952, and 1925.

An "extremely dangerous" tornado could hit a U.S. state on Sunday evening. The National Weather Service is warning of a tornado outbreak on Sunday. Severe weather, including strong winds, heavy rain, large hail and possible tornadoes are possible across many U.S. states on Sunday. One U.S. state is ...