Maps Show Where Weekend Heat Dome Threatens Record US Temperatures
Summary
A strong heat dome is expected to bring very high temperatures across the southern and southeastern United States this weekend. Many cities could tie or break daily temperature records, with heat indexes reaching dangerous levels due to high heat and humidity.Key Facts
- The National Weather Service predicts temperatures in the upper 90s to over 100 degrees Fahrenheit in parts of the South and Southeast.
- Heat indices (which combine temperature and humidity to show how hot it feels) could reach between 105 and 115 degrees.
- Numerous cities, including Fayetteville (NC), Myrtle Beach (SC), and Charleston (SC), are at risk of breaking daily high-temperature records.
- Both high maximum temperatures (daytime highs) and record high minimum temperatures (warmest overnight lows) may be broken.
- The heat dome effect is expected to last through the weekend, with extreme heat warnings already in place in many areas.
- The Southeast and Gulf Coast states face the highest risk due to the combination of heat and humidity.
- Some record highs targeted by the heat wave date back many decades, with new records potentially surpassing temperatures measured as far back as 1918.
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