The National Weather Service reported an air quality alert at 4:30 p.m. on Saturday in effect until Sunday at 4 p.m. for ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

Heat alerts will be in effect across the Philadelphia region starting Sunday as Saturday kicks off a multi-day heat wave.

The National Weather Service offices in Pennsylvania have issued an upgrade to our heat related weather headline, and we are ...

Summer has officially arrived and dangerous temperatures are on the way this weekend and early next week. Here's what you ...

The federal National Weather Service has issued heat warnings, advisories and watches urging people in parts of 30 states to ...

Pittsburgh faces Extreme Heat Warning with index values above 100F, and a potential for record highs and severe weather.

NWS issues Extreme Heat Warning for parts of east central and southeast Pennsylvania with a high of 108 degrees expected.

Grab your water bottles. Summer’s officially here, and a uncanny stretch of consecutive days with temperatures in the 90s ...

Neill Andritz keeps a close eye on water levels and speeds on the Kiski River to see if it’s safe for his business, The River ...

The heat could break records in York on Sunday and Monday, AccuWeather.com senior meteorologist Adam Douty said. The temperature on Sunday is expected to reach 97 degrees, and the record is 98 degrees ...