Weather

Snow-Forecast.com: Colorado and New Mexico
NOAA Geostationary Satellite Images
Weather Underground
NOAA Santa Fe Forecast
NOAA Taos Ski Valley Forecast

Snow Pack Activity

Avalanche Center (CSAC)
New Mexico SnoTel Sites
Colorado SnoTel Sites
CAIC
Avalanche.org
Roaring Fork Avalanche Center
Colorado Avalanche Information Center
Crested Butte Avalanche Center
American Avalanche Association
Diamond Peaks Ski Patrol

Forums

TGR (Check out The Avalanche Safety Awareness Forum)
TelemarkTips (Check out The Avalanche Safety Awareness Forum)
PowderBuzz.com

Back Country Travel

WildSnow.com — Lou Dawson’s backcountry site
Straighchuter.com — Andrew McLean’s backcountry skiing blog
BigLines.com