Thunderstorm Photo (image) University of Washington Share Print E-Mail Caption Photo of a thunderstorm in Owens Valley, California. The butterflies superimposed on this photo would not matter for the forecast. Credit Dale Durran/University of Washington Usage Restrictions None Share Print E-Mail 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.