EXTREME HEAT WATCH
EXTREME HEAT WATCH ISSUED JUNE 28 AT 3:57AM EDT UNTIL JULY 4 AT 8:00PM EDT
Effective: 2026-06-28 03:57:00 Expires: 2026-07-04 20:00:00 Issued by: NWS Mount Holly NJ
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 108DEGREES POSSIBLE DURING THE DAYTIME HOURS.

* WHERE...IN NEW JERSEY, MORRIS, SUSSEX, WARREN, AND HUNTERDON COUNTIES. IN PENNSYLVANIA, BERKS, LEHIGH, NORTHAMPTON, UPPER BUCKS, WESTERN CHESTER, AND WESTERN MONTGOMERY COUNTIES.

* WHEN...FROM WEDNESDAY AFTERNOON THROUGH SATURDAY EVENING. THE HOTTEST CONDITIONS ARE FORECAST TO OCCUR THURSDAY THROUGH FRIDAY.

* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING EXTREME HEAT AND HIGH HUMIDITY EVENTS.

* ADDITIONAL DETAILS...VERY WARM LOW TEMPERATURES IN THE LOW TO MID 70S AT NIGHT WILL NOT OFFER ANY RELIEF FROM THE HEAT. THIS COMBINED WITH MULTIPLE DAYS OF NEAR RECORD BREAKING TEMPERATURES WILL EXACERBATE THE IMPACTS FROM THE HEAT AND HUMIDITY.
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SUSSEX, WARREN, MORRIS, HUNTERDON, BERKS, LEHIGH, NORTHAMPTON, WESTERN CHESTER, WESTERN MONTGOMERY, UPPER BUCKS
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