ESS5
Prof.
Jin-Yi Yu
Cold Fronts
qCold fronts form when
cold air displaces warm
air.
qIndicative of heavy
precipitation events, rainfall or
snow, combined with rapid temperature
drops.
qSteep front slope,
typically 1:100.
qMoving faster, up to 50
km/hr (30 mph).
qNorthwesterly winds
behind a cold front, and
southwesterly in ahead of the front.
