Tag Archives: Jun A. Zhang

Paper on the eyewall replacement cycle in model forecasts published in Geophysical Research Letters

The paper can be accessed at http://onlinelibrary.wiley.com/doi/10.1002/2015GL066436/full.

Rate this:

Posted in Dynamics and Physics, HFIP-Hurricane Forecast Improvement Project, Modeling and Prediction, Publications | Tagged , , , , , , , | Leave a comment

Paper on turbulence near the surface in tropical cyclones published in The Journal of the Atmospheric Sciences

The paper can be accessed at http://journals.ametsoc.org/doi/abs/10.1175/JAS-D-14-0373.1.

Rate this:

Posted in Dynamics and Physics, Observations, Publications | Tagged , , , | Leave a comment

HRD employees honored at awards ceremony

A number of HRD employees were honored at an awards ceremony at AOML earlier in December.  Among the honorees: Jun Zhang earned a CIMAS Gold Medal for efforts to improve the surface layer and vertical-diffusion parameterization within the HWRF model to … Continue reading

Rate this:

Posted in HFIP-Hurricane Forecast Improvement Project, Presentations | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

10th Anniversary of Hurricane Wilma

In the early morning hours of October 24, 2005, Hurricane Wilma came ashore on Florida’s Gulf coast.  The storm had set records and then ravaged the Yucatan Peninsula prior to this final landfall, but it still had plenty of power … Continue reading

Rate this:

Posted in Observations | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

HRD Monthly Science Meeting of October 2015

October’s science meeting consisted of 4 presentations: Ghassan Alaka – A preliminary analysis of Joaquin Jason Dunion – Interesting observations from the P-3 lower-fuselage radar Jun Zhang – Effects of vertical and horizontal turbulent mixing on simulated hurricane intensity and … Continue reading

Rate this:

Posted in Dynamics and Physics, HFIP-Hurricane Forecast Improvement Project, Modeling and Prediction, Observations, Presentations | Tagged , , , , , , , , ,

Paper on the impact of very small-scale winds on hurricane forecasts published in Monthly Weather Review

The National Hurricane Center uses the Hurricane Weather Research and Forecasting (HWRF) model to forecast where a hurricane will go, how strong it will be, how large it will be, and where the strongest winds are. This paper looks at … Continue reading

Rate this:

Posted in Dynamics and Physics, HFIP-Hurricane Forecast Improvement Project, Modeling and Prediction, Observations, Publications | Tagged , , , ,

10th Anniversary of Hurricane Rita

Early on the morning of September 24, 2005, Major Hurricane Rita came ashore near the Texas/Louisiana border.  In the midst of the very active 2005 hurricane season, Rita caused considerable panic as it approached the coast, with scenes of destruction … Continue reading

Rate this:

Posted in Observations | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Paper on a dataset of dropwindsonde observations in tropical cyclones published by the Bulletin of the American Meteorological Society

A long-term (1996–2012), high-quality, high vertical resolution (∼5–15 m) GPS dropsonde dataset is created from NOAA Hurricane flights and consists of 13,681 atmospheric profiles for 120 tropical cyclones. The paper can be accessed at http://journals.ametsoc.org/doi/abs/10.1175/BAMS-D-13-00203.1.

Rate this:

Posted in Observations, Publications | Tagged , ,

10th Anniversary of Hurricane Katrina

Early on the morning of August 29th, 2005, Hurricane Katrina made landfall on the Louisiana delta region and the Mississippi coast.  The storm surge brought enormous damage to the Gulf Coast and, when the levees around New Orleans failed, a … Continue reading

Rate this:

Posted in Dynamics and Physics, HFIP-Hurricane Forecast Improvement Project, Impacts, Modeling and Prediction, Observations, Publications | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Paper on the use of the Synthetic Aperture Radar to study occluded fronts published in Geoscience and Remote Sensing

The manuscript can be accessed here.

Rate this:

Posted in Dynamics and Physics, Modeling and Prediction, Observations, Publications | Tagged ,