Millions and millions of Americans are being warned of "dangerous" heat in more than a dozen states as the summer 2025 season ...

Millions of Americans are facing oppressive heat, with forecasters expecting a "heat dome" to develop over parts of the ...

Maps show where extreme humidity and 90- or 100-degree temperatures will affect around 255 million people across the United ...

Some heat safety tips are obvious — but some are surprising. Know how much water to drink and why humidity actually matters.

Friday marks the start of summer and the Philadelphia region's weather will be at its nicest and most comfortable of the next ...

Friday will be sunny and pleasant with lower humidity before the heat builds with the hottest days expected Monday to ...

First, on Friday, the first day of summer, central Pennsylvania will enjoy some nice weather: sunshine, high temperatures in ...

Philadelphia is under a heat advisory, with temperatures expected to soar. From public pool openings to symptoms of heat ...

The pleasant weather will continue into the afternoon with highs hitting the mid-80s. I have noon temperatures near 80 degrees. Winds will be light, coming in out of the west at around 5mph. Expect ...

Here's what to know as Wisconsin heats up for the summer to keep you and your family safe: Never leave your children or pets ...