RapidScat Image of Ana (IMAGE) NASA/Goddard Space Flight Center Caption In this RapidScat wind data image from May 8, 2015 arrows represent the direction of near-surface winds. Shades of blue indicate the range of wind speeds (lighter blue and green represent faster-moving winds). Credit Credits: NASA Earth Observatory/Joshua Stevens/JPL 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.