Download Name: Date: ______ Period: _____TOC # _____ Fronts and Air

Name: ___________________________________ Date: __________ Period: _____TOC # _____
Fronts and Air Masses
A front is a boundary line between two air masses. The weather is stormy on a boundary line.
There are 4 different kinds of fronts: cold fronts, warm fronts, stationary fronts and occluded
fronts. Use the table below to fill in information to help you remember what they symbol for
each front is and how each front works. Your teacher will explain the characters Wally and Cully
to you for the picture column.
Type of Front
and Symbol
Definition
Cold air advances into a
region occupied by
warm air. May bring
violent thunderstorms.
After the front passes,
temperatures become
cooler.
Warm air advances into
a region occupied by
cold air. Stratus clouds
bring rain. After the
front passes,
temperatures become
warmer.
Cold and warm fronts
meet, but neither can
overtake the other. It
brings several days of
clouds and rain.
A warm air mass is
caught between two
colder masses. Brings
clouds and rain.
Picture (Wally and Cully)