Philadelphia, PA – Three words appearing in a winter weather warning could signal a storm far more dangerous than the typical snow and ice residents experience each year. Across Pennsylvania, New Jersey and the broader Mid-Atlantic, those words could carry an especially serious meaning during the 2026-27 winter season.
According to NOAA’s Weather Prediction Center, the National Weather Service is expanding the use of “Particularly Dangerous Situation,” or PDS, wording in select Blizzard Warnings and Ice Storm Warnings this winter.
The designation is intended for rare, potentially historic storms when forecasters have high confidence that extreme conditions pose an exceptional threat to human life and critical infrastructure…