Hailstones in Boulder, Colo. (IMAGE) NOAA Headquarters Caption Summertime hail could all but disappear from the eastern flank of Colorado's Rocky Mountains by 2070, according to a new modeling study by scientists from NOAA and several other institutions. Lead author of the new study, NOAA's Kelly Mahoney, holds hailstones from a July 2011 storm in Boulder. Credit Kelly Mahoney, NOAA 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.