National Weather Service United States Department of Commerce

An Arctic Front is Expected to Bring Some Snow and Dangerous Cold to the Region This Weekend.

A period of light snow is expected across the area Friday night into Saturday morning, with some snow squalls possible. Saturday into Sunday, the combination of very cold air and strong winds will lead to dangerously cold wind chills. Please see the current briefing for full details. Read More >

WFO PHI Weather Product Criteria

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-- Convective:
  Tornado Warning
  Severe Thunderstorm Warning
  Special Weather Statement

-- Flooding:
  Flash Flood Warning
  Flood Warning
  Flood Advisory
  Flood Watch

-- Heat:
  Extreme Heat Watch or Warning
  Heat Advisory

-- Wind:
  High Wind Watch or Warning
  Wind Advisory

-- Fog:
  Dense Fog Advisory
  Freezing Fog Advisory

-- Frost/Freeze:
  Freeze Season Begins
  Freeze Season Ends

-- Fire Weather:
  Fire Weather Watch or
Red Flag Warning
NWS Philadelphia/Mount Holly

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