A long-duration heat wave is taking shape over the western half of the U.S. and forecast to stick around in the days ahead.
Other parts of the country will experience a temperature roller coaster.
Add Yahoo as a preferred source to see more of our stories on Google. A jogger and cyclist move along a bike path in Santa Monica, California, on March 13. California and other Western states are at ...
An oppressive heat wave across much of the western United States had cities and their residents sweltering through conditions this weekend that are normally more common at the height of summer.