Crater Lake Forecast (NOAA)
KPTV Portland Weather Blog
Mount Ashland Forecast (NOAA)
Mount Bachelor Forecast (NOAA)
OpenSnow Tahoe Weather Blog
Portland GFS Ensemble Plot
SNOTEL - Oregon Snow Depths

Unfortunately, no avalanche forecasts exist for southern or central Oregon. The nearest avalanche forecasts are for Mount Hood to the north (Northwest Weather and Avalanche Center) and Mount Shasta to the south (Mount Shasta Avalanche Center). For eastern Oregon, check the avalanche forecast from the Wallowa Avalanche Center.

Crater Lake Lodges
Diamond Lake (ODOT)
Hoodoo Ski Area
Lassen Volcanic National Park
Mount Ashland Ski Area
Mount Bachelor Ski Area
Santiam Pass (ODOT)
Willamette Pass (ODOT)
Willamette Pass Ski Area