Accretion-Aggregation Process
Accretion
(Riming)
Aggregation
Supercooled
water droplets will freeze on contact with ice
ice crystal
Small ice particles
will adhere to ice crystals
snowflake
Splintering
Ahrens, Fig. 5.17
Also known as the
Bergeron Process after the meteorologist
who first recognized the importance of
ice in the precipitation process