Weather

• Northwest Weather, Snow and Avalanche Info
• Canadian Meteo Center
  
• Environment Canada
  
• Interactive Weather Info Network (IWIN)
  
• National Weather Service, Seattle
  
• University of Washington
  

Avalanche

• Canadian Avalanche Association
  
• Cyber Space Avalanche Center
  
• Northwest Weather and Avalanche Center
  
• Westwide Avalanche Network
  

• Oregon
  
• Washington
  

Organizations

• Alpine Club of Canada
  
• American Alpine Club
  
• The Mazamas
  
• The Mountaineers
  
• National Park Service
  
• Northwest Paragliding Club
  
• Portland State University Alpine Club
• U.S. Forest Service

Rivers

• Soggy Sneakers Online
  
• Northwest Rafters Association