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Modest Nor'easter Likely to Brush Northeast Late This Week

Model disagreement makes coastal rain the likeliest outcome while inland snowfall and coastal wind risks remain uncertain.

Overview

  • Forecasters say a coastal low is likely to form late Thursday and affect the region into Friday while the system remains in development.
  • Models diverge on the storm track with the GFS favoring a more inland path that would keep most areas rainy and the ECMWF taking the low farther offshore which would strengthen classic nor'easter dynamics.
  • Major I-95 cities including Washington, D.C., Philadelphia, New York and Boston are expected to see mostly rain with little chance of measurable accumulation in urban areas.
  • Higher elevations in northern and western New England and parts of the central Appalachians have the best chance for spotty accumulating snow from light coatings to a few inches.
  • The departing storm should pull cold Canadian air south and bring a sharp weekend chill that could produce hard overnight freezes and lingering travel impacts on Saturday and beyond.