- Reference: USAFETAC/TN--92/004, PAG 2-71
Synoptic-Meso Scale Feature
Upper troposphere lows that form along the Western South Atlantic Upper Trough.
- Cold Core Lows, form off the NE coast of Brasil between 10S-25S
- Potential energy converted to Kinetic energy, as the horizontal temperature gradient is depleted the cyclone weakens.