{"677212":{"#nid":"677212","#data":{"type":"external_news","title":"New Tropical Storm Isaac Forms as Hurricane Helene Barrels Toward Florida","body":[{"value":"\u003Cp\u003ETropical Storm Isaac developed over the ocean, becoming the ninth named storm of the hurricane season. The storm formed rapidly from a tropical disturbance.\u003C\/p\u003E\u003Cp\u003E\u0022A tropical disturbance is called a tropical depression whenever the winds are between 25 and 38 mph,\u0022 says \u003Ca href=\u0022https:\/\/eas.gatech.edu\/people\/bracco-dr-annalisa\u0022\u003EAnnalisa Bracco\u003C\/a\u003E, a professor in the \u003Ca href=\u0022https:\/\/eas.gatech.edu\/home\u0022\u003ESchool of Earth and Atmospheric Sciences\u003C\/a\u003E. \u0022When the wind speeds are between 39 and 73 mph it is classified as a tropical storm. Above 74 mph it is called a hurricane or typhoon.\u0022\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EHurricane Helene formed from an area of low pressure in the Caribbean and strengthened rapidly over a few days.\u003C\/p\u003E\u003Cp\u003E\u0022Two main conditions behind intensification are warm surface waters (the cyclone can extract energy from it and the warmer the water, the more energy it can extract to grow), and low wind shear (high wind shear tends to disrupt vortices, both cyclones and anticyclones),\u0022 says Bracco.\u0026nbsp;\u003C\/p\u003E","summary":"","format":"limited_html"}],"field_subtitle":"","field_summary":[{"value":"\u003Cp\u003ETropical Storm Isaac developed over the ocean, becoming the ninth named storm of the hurricane season. The storm formed rapidly from a tropical disturbance.\u003C\/p\u003E\u003Cp\u003E\u0022A tropical disturbance is called a tropical depression whenever the winds are between 25 and 38 mph,\u0022 says \u003Ca href=\u0022https:\/\/eas.gatech.edu\/people\/bracco-dr-annalisa\u0022\u003EAnnalisa Bracco\u003C\/a\u003E, a professor in the \u003Ca href=\u0022https:\/\/eas.gatech.edu\/home\u0022\u003ESchool of Earth and Atmospheric Sciences\u003C\/a\u003E. \u0022When the wind speeds are between 39 and 73 mph it is classified as a tropical storm. Above 74 mph it is called a hurricane or typhoon.\u0022\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EHurricane Helene formed from an area of low pressure in the Caribbean and strengthened rapidly over a few days.\u003C\/p\u003E\u003Cp\u003E\u0022Two main conditions behind intensification are warm surface waters (the cyclone can extract energy from it and the warmer the water, the more energy it can extract to grow), and low wind shear (high wind shear tends to disrupt vortices, both cyclones and anticyclones),\u0022 says Bracco.\u0026nbsp;\u003C\/p\u003E","format":"limited_html"}],"field_summary_sentence":"","uid":"36609","created_gmt":"2024-10-01 13:18:41","changed_gmt":"2024-10-01 13:18:41","author":"acook304","boilerplate_text":"","field_publication":"","publication":"Newsweek","field_article_url":"","publication_url":"https:\/\/www.newsweek.com\/tropical-storm-isaac-forms-hurricane-helene-storm-surge-1959655","dateline":{"date":"2024-09-26T00:00:00-04:00","iso_date":"2024-09-26T00:00:00-04:00","tz":"America\/New_York"},"extras":[],"groups":[{"id":"1278","name":"College of Sciences"},{"id":"364801","name":"School of Earth and Atmospheric Sciences (EAS)"}],"categories":[{"id":"154","name":"Environment"},{"id":"134","name":"Student and Faculty"}],"keywords":[{"id":"4896","name":"College of Sciences"},{"id":"166926","name":"School of Earth and Atmospheric Sciences"},{"id":"1860","name":"hurricane"},{"id":"172317","name":"Tropical Storm"},{"id":"131671","name":"Isaac"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[],"email":[],"slides":[],"orientation":[],"userdata":""}}}