Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division. Frequently Asked Questions: When is hurricane season?. National Oceanic and Atmospheric Administration. [2010-08-27]. (原始内容存档于2017-05-05).
Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division. Frequently Asked Questions: When is hurricane season?. National Oceanic and Atmospheric Administration. [2010-08-27]. (原始内容存档于2017-05-05).