Aqua image of Omar (IMAGE) NASA/Goddard Space Flight Center Caption On Sept. 4 at 2:05 a.m. EDT (0605 UTC), the MODIS instrument that flies aboard NASA's Aqua satellite gathered infrared data on Omar that confirmed wind shear was adversely affecting the storm. Persistent north-northwesterly vertical wind shear showed strongest storms (yellow) pushed southeast of the center where cloud top temperatures are as cold as minus 50 degrees Fahrenheit (minus 45.5 Celsius). Credit NASA/NRL 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.