🚨🚨🚨 Rapid City, SD, (WFO) was 102°F on September 5th and had measurable snow on September 7th. This 2-day gap between 100°F and measurable snow breaks the U.S. record for any station (previously a questionable 3 days at Ardmore, SD, in Sept 1929). https://t.co/okahAsDb44 pic.twitter.com/2C56jpdLjT

— Brian Brettschneider (@Climatologist49) September 9, 2020