Mountain, wilderness and backcountry activities are susceptible to extreme weather conditions. Portland Mountain Rescue encourages all outdoor enthusiasts to monitor weather and avalanche forecasts and take appropriate precautions based on that information – no matter what time of year it is.
National Weather Service
Weather data portal for the United States
National Weather Service – Portland
Weather data portal for the Portland metropolitan area
Northwest Weather and Avalanche Center
Avalanche forecasts, weather conditions and resources for Washington and Northern Oregon