Thunderstorm Simulations (IMAGE) University of Washington Caption Simulated radar images from two thunderstorms. The top panels included initial errors at the 8-km horizontal scale, but give similar results to the bottom panels, which had more minor errors, only a quarter the size, at the larger 128-km scale. Credit Dale Durran/University of Washington Usage Restrictions With credit. 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.