NEW: Central US Winter Storms February 2021 UPDATED: Arctic Amplification UPDATED: Winter Storm Risk Increase [GRAPHIC] US Hurricanes With Climate Attribution Studies Ivan Katrina Sandy Harvey Irma Maria [1] [1][2] [3] [4][5][6][7][8] [1] [1] Related Events Atlantic Hurricane Season 2019 Hurricane Dorian August 2019 Related Climate Signals Intense Atlantic Hurricane Frequency Increase Intense Cyclone, Hurricane, Typhoon Frequency Increase