105th Anniversary of the SS Koombana disaster

On 20 March, 1912, the passenger, cargo, and mail-carrying ship SS Koombana encountered a tropical cyclone off Western Australia, killing 74 passengers and 76 crew members. Most of the tale is known from the captain of the SS Bullarra that survived the disaster.  Despite a falling barometer and a strong northeasterly wind, the Koombana departed Port Hedland […]

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HRD Director Frank Marks participates in the Pauline Morrow Austin Centenary Celebration, MIT, Cambridge, MA, 1 December 2016

HRD Director Frank Marks gave an invited presentation at the Pauline (Polly) Austin Centenary Celebration, along with other former students of Mrs. Austin (as she was known to her students): Prof. Howie Bluestein, Prof. Robert Houze, Dr. Marilyn Wolfson, and Robert Copeland. Modern meteorology would not be what it is today without the contributions from […]

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35th anniversary of the publication first documenting the eyewall cycle in intense tropical cyclones

In February, 1982, The Journal of the Atmospheric Sciences published a ground-breaking study by Hugh Willoughby, Jean Clos, and Mohammed Shoreibah on what became to be known as the eyewall replacement cycle.  Using data obtained from NOAA P3 flights into very intense Hurricanes Anita, David and Allen, they found that a common feature of intense […]

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45th Anniversary of African Easterly Wave paper

In the January 1972 issue of the Journal of Atmospheric Science, Robert W. Burpee (future director of HRD) published a paper explaining the mechanism by which African Easterly Waves (AEW) formed.  Using five years of upper-air data from above Africa, he demonstrated that airflow over the Ethiopian highlands created instabilities in the wind stream that […]

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2017 Hurricane-related anniversaries

In 2017 we will be observing the following tropical cyclone-related anniversaries:  2012   5th anniversary Hurricane Sandy brings great destruction to the Caribbean, Bahamas, and northeastern US.   It causes $75 billion in damage, making it the second costliest Atlantic storm on record. Hurricane Ernesto is responsible for 12 deaths and about $252 million in damage in Mexico. Typhoon […]

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HRD Seminar – Dr. Sim Aberson, AOML/HRD – 5 December 2016

Dr. Aberson presented a seminar titled  “Dropsondes in Hurricanes (1949 to the present)” Abstract: The history of the use of dropsondes in hurricanes will be presented with special emphasis on the achievements since the development and implementation of the NCAR GPS dropwindsonde 20 years ago.  The GPS dropwindsonde revolutionized the science of hurricanes.  Though originally developed […]

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20th Anniversary of Hurricane Lili

On October 18, 1996, Hurricane Lili slammed into Cuba with over 100 mph (160 km/hr) winds and heavy rains.  The storm, during its life cycle, would leave destruction from Central America to the British Isles. Lili formed from a tropical depression which developed on Oct. 15th in the typical breeding grounds for mid-October, the western […]

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