ESS124
Prof.
Jin-Yi Yu
•Meteorologists classify fronts based on the thermal and moisture characteristics of the air masses, the direction of the movement of the air masses, and whether the boundary between the airmasses is in contact with the ground (a surface front), or can be found aloft (an upper level front).
•There are four general types of fronts associated with mid-latitude cyclones with the name reflective of the advancing air mass.
Fronts