Watches, Warnings & Advisories



2 products issued by NWS for: 2 Miles SE Lawrenceville NJ

Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
326 AM EDT Tue May 19 2026

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-192030-
/O.CON.KPHI.HT.Y.0001.000000T0000Z-260521T0000Z/
New Castle-Mercer-Gloucester-Camden-Northwestern Burlington-
Delaware-Philadelphia-Eastern Chester-Eastern Montgomery-Lower
Bucks-
Including the cities of Mount Holly, Cherry Hill, Camden, Media,
West Chester, Morrisville, Doylestown, Moorestown, Lansdale,
Glassboro, Norristown, Philadelphia, Trenton, Kennett Square, and
Wilmington
326 AM EDT Tue May 19 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

* WHAT...Heat index values up to 98 degrees expected.

* WHERE...In Delaware, New Castle County. In New Jersey, Mercer,
  Camden, Gloucester, and Northwestern Burlington Counties. In
  Pennsylvania, Delaware, Eastern Chester, Eastern Montgomery, Lower
  Bucks, and Philadelphia Counties.

* WHEN...Until 8 PM EDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

* ADDITIONAL DETAILS...Record setting high temperatures are quite
  possible through Wednesday, with maximum heat indices nearing 100
  degrees during peak heating each afternoon. Given the intensity of
  this early season stretch of heat and humidity, we are not
  acclimated to it yet and therefore impacts could be greater if
  precautions are not taken. Showers and some thunderstorms arrive
  later Wednesday afternoon and evening which will break this early
  season heat.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&

$$



Air Quality Alert

NJZ012-015-200400-
Middlesex-Mercer-
345 PM EDT Mon May 18 2026

...AIR QUALITY ALERT IS IN EFFECT FOR TUESDAY MAY 19...

The New Jersey Department of Environmental Protection has issued
a code orange air quality alert Tuesday for Middlesex and Mercer
Counties in New Jersey.

A code orange air quality alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children...people
suffering from asthma... heart disease or other lung
diseases...and the elderly. The effects of air pollution can
be minimized by avoiding strenuous activity or exercise outdoors.

For more information on ground-level ozone and fine
particles...visit http://www.state.nj.us/dep/

$$