• Winter weather
• Overview - Winter Forecasting
• The Bergeron-Findeisen process (written by Dana Tobin)
• The physics of snowflakes (courtesy of snowcrystals.com)
• Snowflake guide (courtesy of snowcrystals.com)
• Snow morphology cheatsheet. Snow morphology diagram one. Snow morphology diagram two (detailed).
• Definitions

          1) Winter weather terms 
          2) Snow
          3) Freezing rain
          4) Sleet (see definition in part 1)

• The "rain-snow" line
• Partial thickness technique
• Freezing drizzle scenario when whole layer is below freezing (Air Weather Service document)
• Snow-Liquid Ratio (SLR)

           1) Predicting SLR
           2) The Dube Flowchart
           3) The Cobb and Waldstreicher Technique . Example used in private sector - Bouldercast.com. 

• Winter weather prediction notes

           1) Forecasting guidelines 
           2) Detailed presentation on winter precipitation (by NOAA's Wed Junker)
           3) Winter weather forecast checklist (by John Gordon)

• Video lecture on winter precipitation. Audio only.
• Additional (short) video lecture on winter precipitation. Audio only.

Mountain weather

• Avalanches

            1) Overview on avalanches 
            2) Subsets of avalanche types

• Downslope wind events

            1) Summary necessary conditions  
            2) Overview
            3) The Froude number . Experimental website using the Froude number for Vermont downslope wind event guidance

• Mountain weather workshop (COMET lecture)

Specialty winter forecasting websites

• Ski forecasting website (opensnow.com)
• Northwest Avalanche Center  (www.nwac.us)
• Colorado Avalanche Center (avalanche.state.co.us)
• Seattle NWS --- Mount Ranier