text: The nations climatologists at the National Oceanic and Atmospheric Administrationss National Climatic Data Center in Asheville, North Carolina, have selected some of the most notable floods, typhoons, hurricanes, droughts, heatwaves, tornadoes, winter storms and blizzards, and climate events of the 20th century. Factors taken into consideration included an events magnitude, meteorological uniqueness, as well as its econmonic impact and death toll. Some of NOAAs top experts gave a perspective based on their areas of expertise. The events are found in no particular order, and the list is by no means exhaustive.