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Paper reviewing the impact of the NCAR GPS dropwindsonde on tropical cyclone research and operations since its introduction in 1996 published in The Bulletin of the American Meteorological Society

The Global Positioning System dropwindsonde has provided thousands of high-resolution soundings of wind velocity, temperature, moisture, and humidity in and around tropical cyclones (TCs) since 1997. These data have revolutionized the understanding of TC structure, improved forecasts, and validated observations from remote-sensing platforms like satellites. About 400 peer-reviewed studies on TCs using these data have […]

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Results of testing of NOAA’s new operational hurricane model published in Frontiers in Earth Science

The new Hurricane Analysis and Forecast System (HAFS) became operational (i.e., used by the National Hurricane Center in their official forecasts) for the 2023 hurricane season.  HAFS was run during the 2022 hurricane season in the Atlantic and East Pacific to test it before designing the final version. We found encouraging track forecasts results, including […]

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NOAA completes missions into Hurricane Lee

AOML/HRD supported 19 operationally tasked NOAA NHC/EMC P-3 Tail Doppler Radar and G-IV Synoptic Surveillance missions into Hurricane Lee from the time it became a category-5 hurricane to its extratropical transition and landfall in Nova Scotia. HRD collaborated with partners in AOML/Physical Oceanography Division, the Office of Naval Research, NOAA’s National Environmental Satellite, Data, and […]

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NOAA flies straight into the Guinness World Records book

Record-setting robots recognized for endurance, capturing top wind speed It’s one — no, two! — for the record books. The 2024 edition of the Guinness World Records book recognizes NOAAoffsite link and industry partners with two world records: 1) wind speed recorded by an uncrewed surface vehicle; and 2) endurance inside a tropical cyclone. Find out […]

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Samantha Harding

Research Highlights December 22, 2025Employing ‘Omics techniques to examine crucial restoration efforts across the Mission: Iconic ReefsJuly 30, 2025AOML’s 2025 intern cohort gains first-hand research experienceJuly 30, 2025AOML is honored with NOPP Excellence in Partnering Award Samantha (Sammy) Harding ‘Omics Laboratory Technician, Ocean Chemistry and Ecosystems Division 908.331.0387 Sammy.Harding@noaa.gov Samantha_Harding 4301 Rickenbacker Causeway Miami, Florida [...]
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Michael Fischer wins the AMS Editor’s Award for the Journal of the Atmospheric Sciences

Michael Fischer, Assistant Scientist with the Cooperative Institute for Marine and Atmospheric Studies (CIMAS) at the University of Miami and at the Hurricane Research Division has been awarded the 2024 Editors’ Award from the American Meteorological Society for The Journal of the Atmospheric Sciences for multiple high-quality and very thorough reviews that have been helpful […]

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Evaluation of rainfall forecasts for tropical cyclones making landfall published in Weather and Forecasting

Rainfall produced by landfalling tropical cyclones (TCs) in HAFS and HWRF-B hurricane models is evaluated by verifying precipitation characteristics, including the shape and size of the rainfall area. Results show that both models produce reasonable rainfall forecasts, but both also tend to forecast storms that are too intense due to precipitation being too close to […]

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Study looking at the impact of dropwindsonde data obtained at different distances from the tropical cyclone center published in Weather and Forecasting

An experimental version of the Hurricane Weather Research and Forecasting model (HWRF) is used to conduct the most comprehensive assessment to date of the impact of dropsonde data obtained at different distances from the center of a tropical cyclone (TC) on forecasts. The main finding is that dropsonde data within 250 km of the TC […]

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