Live updates: Severe thunderstorms bring dramatic drop in temperatures
May 20, 2026
What to KnowWe’re getting a break from the record-breaking heat wave after severe thunderstorms moved through the region. We saw mostly sunny skies during the day but a cold front gives us the potential for severe thunderstorms on Wednesday.The showers and thunderstorms began to pop up mid-afterno
on before reaching Philadelphia around 5 p.m. and continuing through the night.Get the latest weather updates by downloading the NBC10 app and following the NBC10 First Alert Weather team.Widespread severe weather is not expected, but we are seeing some isolated strong to severe storms with damaging hail and damaging winds.Get the latest weather updates by downloading the NBC10 app and following the NBC10 First Alert Weather team.
We’re getting a break from the record-breaking heat wave after severe thunderstorms moved through the region. Follow along below for live updates.
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