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Cold front ends Lehigh Valley heat, brings storms and cooler air

A strong cold front will bring thunderstorms, ending three days of 90-degree heat and ushering in noticeably cooler conditions for Memorial Day weekend.

Published May 20, 2026, 9:11 AM EDT | LehighValleyLive

One more day of hot and humid conditions is in store for the Lehigh Valley, with temperatures climbing to around 90 Wednesday afternoon, according to the National Weather Service.