Metro-02
Meteorology and Flight Planning
COLOR
SYMBOL
DESCRIPTION
High pressure center
Blue
Red
Low pressure center
Blue
Cold front
Blue
Cold front aloft
Red
Warm front
Red
Warm front aloft
Red/Blue
Stationary front
Purple
Occluded front
Blue
Cold frontogenesis
Red
Warm frontogenesis
Red/Blue
Stationary frontogenesis
Blue
Cold frontolysis
Red
Warm frontolysis
Stationary frontolysis
Red/Blue
Purple
Occluded frontolysis
Purple
Squall line
Brown
Trough
Black
Ridge
Black
Isobar
Black
Intermediate isobar
Figure 3: STANDARD CHART SYMBOLS
(7-97) Original
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