Category Archives: Data Assimilation

Improving vortex-scale analysis through assimilation of observations collected in real-time.

HRD Seminar – Dr. Jon Poterjoy, HRD/NRC – Post-Doc Fellow – 30 March 2017

Dr. Poterjoy presented a seminar on “Progress and Lessons Learned During a Six-Month Collaboration with NOAA NSSL on Convective-Scale Data Assimilation”. ABSTRACT The nonlinear evolution of model forecast errors in convective weather regimes presents a major obstacle for predicting severe weather events. … Continue reading

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HRD Monthly Science Meeting of March 2017

March’s science meeting consisted of 2 presentations: Lisa Bucci: P3DWL Observation Verification Jonathan Poterjoy: Getting the Most Out of Your Models and Observations: A Short Introduction to My Work All the presentations are available on the anonymous ftp site at: … Continue reading

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Paper on forecast improvements due to dropsonde data from the Global Hawk aircraft released online in Weather Review

Starting in 2010, the National Aeronautic and Space Administration and the National Oceanic and Atmospheric Administration have used the Global Hawk, an unmanned aircraft that can fly at 65,000 feet for 24 hours at a time, to make observations in … Continue reading

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HRD researchers contribute to new textbook on recent advances in tropical cyclone research

The new textbook titled “Advanced Numerical Modeling and Data Assimilation Techniques for Tropical Cyclone Predictions”, was co-edited by HRD scientist Dr. Sundararaman Gopalakrishnan. It is based on a series of lectures by scientists from the US, India and Australia, at … Continue reading

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HRD Seminar – Kelly Ryan, CIMAS and AOML/HRD, NSSL, Norman, OK – 10 February 2017

Kelly Ryan presented a seminar titled  “OSSE Evaluation of the Impact of Aircraft Observations on Hurricane Analyses and Forecasts” at the NOAA National Severe Storms Laboratory NSSL. ABSTRACT Each year, NOAA/AOML’s Hurricane Research Division (HRD) conducts its Hurricane Field Program in … Continue reading

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HRD Monthly Science Meeting of February 2017

February’s science meeting consisted of 7 presentations: Bachir Annane: Impact of Simulated CYGNSS Ocean Surface Winds on Tropical Cyclone Analyses and Forecasts in a Regional OSSE Framework Mark Leidner (AER): Creating Vector Winds from Simulated CYGNSS Ocean Surface Wind Speed Retrievals … Continue reading

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HRD & AOML researchers at 97th American Meteorological Society Annual Meeting, Seattle, WA – 23-27 January 2017

Abstracts and recordings of  the 25 presentations and 6 posters AOML & HRD researchers presented (or were co-authors) at the 97th AMS Annual Meeting are available online from the AMS website: Presentations: Bachir Annane,  B. D. McNoldy, S. M. Leidner, … Continue reading

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HRD observation team monthly meeting – 19 January 2017

The purpose of the observation team meetings is to bring together the people who use observations in their research on a regular basis to discuss issues they’re having, provide updates on observations they’re analyzing or collecting, and any other information … Continue reading

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HRD scientists participate in HFIP Annual Review, NHC, Miami, FL – 11-12 January 2017

The HFIP program is coordinated through 3 strategic planning teams (Model Development, Data Assimilation/Ensemble, and Post Processing and Verification Development) and 3 tiger teams (High Resolution Physics, Ensemble Product, and Ocean Model Impact). The HFIP strategic planning teams develop our … Continue reading

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HRD & AOML researchers at American Geophysical Union Fall Meeting, San Francisco, CA – 12-16 December 2016

AOML & HRD researchers presented 4 presentations and 2 posters at the 2016 AGU Fall Meeting. Presentations: Robert Atlas, Application of Observing System Simulation Experiments to determining requirements for space-based missions Hua Chen, S. Gopalakrishnan, and J. A. Zhang, The … Continue reading

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