NASA AIRS Infrared Image of System 97L (IMAGE) NASA/Goddard Space Flight Center Caption NASA's infrared AIRS image showed high (strong) thunderstorms in System 97L were over Haiti, the Dominican Republic, Puerto Rico, and the Virgin Islands. The bulk of the thunderstorm activity was east of Puerto Rico. Strong convective activities as indicated by high thunderstorms (in purple) are cold as -63F. Credit NASA/JPL, Ed Olsen 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.