Early May Heat Wave Hits Northeast, Breaks Records
Tap title to read story
Philadelphia. A heat wave began Monday in the Philadelphia region, producing upper‑90s temperatures and prompting a Heat Advisory until 8 p.m. Tuesday, meteorologist Payton Domschke said; AccuWeather and local meteorologists warned that highs could reach near triple‑digit heat indices through this midweek, marking the earliest sustained heat event since 2017.
Philadelphia-area schools and districts responded: 57 Philadelphia schools moved to virtual instruction and Upper Darby shifted to remote for Wednesday, with all in-person after-school activities canceled. In Connecticut, Hartford reached 96°F on May 19, marking a state record for the day; forecasts show a cold front arriving Wednesday, with temperatures dropping ahead of the Memorial Day weekend.
More context
Timeline
- 1. Mid-May: A heat ridge develops across the Northeast, raising temperatures into the 90s.
- 2. May 19: Hartford records 96°F, breaking a May 19 high from 1962.
- 3. Early week: Philadelphia region experiences upper-90s highs and heat advisories through Tuesday evening.
- 4. Midweek (Wednesday): Strong cold front expected to bring showers, storms, and cooler air.
- 5. Memorial Day weekend: Temperatures forecasted to be much cooler following the frontal passage.
Why it matters
Heat waves can be dangerous, especially for the elderly and young children. Stay hydrated, limit outdoor activities, and check on vulnerable neighbors. If your child's school switches to remote learning, plan accordingly.
Sources
JQJO Editorial Desk · Human reviewed · AI assisted. Report a correction.












