More than 100 million Americans will experience stifling temperatures as a sprawling summer heat wave will push thermometers into the triple digits later this week.
This is the second time in a month that severe heat has hit the United States. Temperatures reached 116 degrees in Phoenix earlier this month. Temperatures this time have also crested 110 in Utah and Montana, though they are not expected to reach those highs on the East Coast.
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The heat dome, a phenomenon where a high-pressure system traps hot air over a specific region, is moving east after it broke records in the Rockies and Great Plains. Temperatures in the Northeast are expected to peak on Wednesday and Thursday before improving moderately by the weekend.
The Washington, D.C., area will face some of the hottest temperatures on the East Coast. Residents can expect highs of up to 101 degrees on Wednesday and Thursday, according to the National Weather Service. Temperatures will cool slightly over the weekend amid scattered thunderstorms.
D.C. Mayor Mauriel Bowser could activate an extreme heat alert, as she did during the heat wave earlier this month. That decision would warn the public to avoid strenuous outdoor activities and remain in indoor, air-conditioned spaces. It would also advise residents of emergency shelters and cooling centers.
In extreme heat, health officials recommend frequent hydration, loose-fitting clothing, and sunscreen. Pets and small children can be particularly susceptible.
DC WATER RECOMMENDS RESIDENTS REDUCE WATER USAGE AS REGION SEES DROUGHT WATCH
The East Coast is experiencing a sweltering summer after a heat wave in early July put a damper on America 250 celebrations. The Washington region experienced its hottest Fourth of July on record.
At least 44 Americans died in the heat wave earlier this month.
