The National Weather Service issued the first heat advisory in the state of Alaska as temperatures soared to 80°F, prompting flood warnings.

The National Weather Service has issued a Heat Advisory for parts of New Jersey and Pennsylvania, with “heat index values up to 99 expected” and the potential for it to feel even hotter in the sun. The advisory is in effect from 11 a.

It’s not the first instance of unusually high temperatures in Alaska, but using the heat advisory label could help convey the weather’s severity.