What Dropsonde Data Showed (IMAGE) NASA/Goddard Space Flight Center Caption During the Aug. 28-29 Global Hawk overflights, the dropsonde data showed maximum low-level winds of 85-90 knots (97.8 to 103.6 mph/157.4 to 166.7 kph) just east and northwest of the center of circulation. Credit NASA Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.