An early-season heatwave is bringing deadly temperatures to 30 million people from Texas to California.
On Wednesday, the highest temperature in the US was recorded in Death Valley, California, where the temperature reached 118 degrees.
Del Rio, Texas, and Lancaster, California, reached record highs of 107 degrees and 103 degrees, respectively, on Wednesday.
On Thursday, temperatures are forecast to reach 112 degrees in Las Vegas, 111 degrees in Phoenix, 110 degrees in Palm Springs and 107 degrees in Tucson, Arizona, and Fresno, California.
Record highs are possible in cities like Las Vegas, Phoenix, Tucson and Albuquerque, New Mexico.
MORE: Heat Stroke vs. Heat Exhaustion: Extreme Heat Safety Tips
The intense heat will continue through Saturday, with temperatures likely to reach record lows in northern areas such as Colorado, Idaho and Oregon.
Doctors recommend taking extreme heat warnings seriously. According to the online database CDC WONDER, extreme heat causes hundreds of deaths in the U.S. each year, and scientists warn that the actual number of heat-related deaths is likely much higher.
Click here Things to know about staying safe in the heat.
Dangerous heat wave in California, Arizona, Nevada and elsewhere: What to know originally appeared on abcnews.go.com
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