Tethersonde soundings were done at 20:00Z on September 3, and at 00:00Z, 02:00Z, and 05:00Z on September 4. All soundings yielded good data.

Tower measurement systems functioned well. The radiometry site was re-installed and collection of radiation data resumed at 22:30Z (Sep. 3). Air temperatures on Meck Island ranged from approximately 297K to 303K. Relative humidity varied from 72% to 95%. Winds were predominately southeasterly, with wind speeds averaging around 6 m/s.