The P3 and G-IV are at it again for one last flight into Karl. The G-IV will take off at 1:30PM Eastern (1730 UTC) and the P3 will follow with a 2PM (1800 UTC) take off from St. Croix. Below are the proposed flight tracks. The dots on the flight tracks (shown in green) represent the aircraft turn points. The red dots in the figure show the locations that launch weather balloons twice a day while the purple dots are the locations that launch balloons once a day.