National Weather Service United States Department of Commerce

Briefing for Wintry Precipitation and Extreme Cold Impacts from January 18 to 22

Widespread wintry precipitation on Sunday; and dangerously cold conditions expected for much of next week. Read More >

WFO PHI Weather Product Criteria

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-- Winter Storm:
  Winter Storm Watch/Warning
  Winter Weather Advisory
  Snow Squall Warning

-- Freezing Rain:
  Ice Storm Warning

-- Blizzard:
  Blizzard Warning

-- Extreme Cold:
  Extreme Cold Watch/Warning
  Cold Weather Advisory
NWS Philadelphia/Mount Holly

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