The weather service says temperatures will reach the upper 90s with high humidity and thunderstorms. Forecasters say temperatures in the mid- to upper-90s will combine with humidity to make it feel like it is 100° to 105°. There are heat and air quality advisories in effect for the day.
Whenever temperatures and humidity get as high as it will today, there's a chance of pop-up thunderstorms. Use StormTracker 6 to constantly monitor storms that head into your region.
Philadelphia Health Commissioner Donald F. Schwarz says people should be sure to visit older friends, relatives and neighbors to ensure that air conditioners or fans are working and homes are ventilated.
For more tips about ways to stay cool and safe in the heat, follow this link.
The National Weather Service says an excessive heat warning is in effect from 10 a.m. till 8 p.m. for Gloucester, Camden and northwest Burlington counties in New Jersey.
People who don't have air conditioning are advised to seek relief from the heat in shopping malls, movie theaters, senior centers and other air conditioned public spaces.
Temperatures are not expected to be much cooler at the shore. Scattered showers and thunderstorms will likely bring some relief from the heat Monday night.
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