National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

WFO PHI Weather Product Criteria

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-- Convective:
  Special Marine Warning
  Marine Weather Statement

-- Non-Convective Winds:
  Hurricane-Force Wind Watch/Warning
  Storm Watch/Warning
  Gale Watch/Warning
  Small Craft Advisory

-- Freezing Spray:
  Heavy Freezing Spray Watch/Warning
  Freezing Spray Advisory

-- Surf Zone Products:
  High Surf Advisory
  High Rip Current Risk

-- Fog:
  Dense Fog Advisory

-- Low Water:
  Low Water Advisory
  Special Weather Statement

-- Coastal Flooding:
  Coastal Flood Watch/Warning
  Coastal Flood Advisory
  Coastal Flood Statement
NWS Philadelphia/Mount Holly

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