Highs on Saturday and Sunday will be in the upper 80s to near 90, with the most likely days to see 90°F+ highs on Sunday and Monday. Dew points will be elevated during the early morning hours, but drop in the afternoon thanks to drier air mixing aloft, which should help prevent heat indices from reaching hazardous levels.

From festivals and July 4th events to dance parties and museums, here's what to do over the holiday weekend in Pittsburgh.

AAA Travel expects a record high of approximately 72.2 million people traveling at least 50 miles from home over the Fourth of July weekend.