ARL Weekly News – February 14, 2020

Ariel Stein and Xinrong Ren are among the co-authors of a manuscript titled “Wintertime CO2, CH4 and CO emissions estimation for the Washington DC / Baltimore metropolitan area using an inverse modeling technique” that was accepted for publication in Environmental Science & Technology. Alice Crawford gave a presentation titled “Volcanic Ash Forecasting for Aviation” to…

ARL Weekly News – January 17, 2020

ARL Weekly News – January 17, 2020 ASMD On January 21st, the OAR Portfolio Team will be holding its inaugural Portfolio Seminar entitled “Subseasonal to Seasonal to Decadal: Extreme Heat” in Silver Spring, Maryland. The Portfolio Seminar Series is designed to improve the communication of the unique capabilities of OAR’s labs and programs and foster…

ARL Weekly News – January 3, 2020

ARL Weekly News – January 3, 2020 ASMD Tianfeng Chai co-authored “Elucidating emissions control strategies for ozone to protect human health and public welfare within the continental United States,” a paper that was published in the December 23 issue of Environmental Research Letters. The significance of this paper is that quantifying the contribution of reductions…

Ten ARL Scientists to Present at 100th AMS Annual Meeting

Ten ARL Scientists to Present at 100th AMS Annual Meeting December 2019 Drs. Michael Buban, Patrick Campbell, Tianfeng Chai, Alice Crawford, John Kochendorfer, Temple Lee, Christopher Loughner, Fong Ngan, Allison Ring, and Rick Saylor will give presentations at the American Meteorological Society’s (AMS)’s 100th Annual Meeting taking place January 13-16 at the Boston Convention and…

ARL Scientists Readying for 2019 AGU Fall Meeting

ARL Scientists Readying for 2019 AGU Fall Meeting November 2019 Praveena Krishnan, Nebila Lichiheb, Tilden Meyers, LaToya Myles, Allison Ring, and Youhua Tang will give presentations at the American Geophysical Union (AGU)’s Centennial Fall Meeting December 9-13 at the Moscone Center in San Francisco, CA. Dr. Myles will be the first speaker featured in the…

ARL Weekly News – June 7, 2019

ARL Weekly News – June 7, 2019 HQ The NCEP Acting Director gave final approval for the implementation of the HYSPLIT upgrade (NCEP version number 7.6) on June 12, 2019. The main features of this package are changes required to keep up with NCEP’s GFS upgrade, increases the GFS-HYSPLIT-formatted hybrid-level file horizontal resolution to quarter-degree,…

Major HYSPLIT Upgrade Scheduled June 12

Major HYSPLIT Upgrade Scheduled June 12 June 2019 ARL’s HYSPLIT model will experience a number of behind-the-scenes upgrades when NOAA’s National Centers for Environmental Prediction (NCEP) implements a major upgrade to the agency’s Global Forecast System-Finite Volume Cubed (GFS-FV3) on June 12, 2019. The upgrades are not to the HYSPLIT model itself; rather, they’re changes…

ARL Weekly News – May 10, 2019

ARL Weekly News – May 10, 2019 HQ ARL hosted the second annual Ozone Water Land Environmental Transition Study (OWLETS) and sixth annual Tropospheric Ozone Lidar Network (TOLNet) Science Team Meetings in College Park, Maryland, from May 6-8, 2019. Over 50 scientists participated in the joint event, representing NOAA, NASA, and EPA, as well as…

ARL Weekly News – December 14, 2018

ARL Weekly News – December 14, 2018 HQ “Weak-constraint inverse modeling using HYSPLIT-4 Lagrangian dispersion model and Cross-Appalachian Tracer Experiment (CAPTEX) observations – effect of including model uncertainties on source term estimation,” authored by Tianfeng Chai, Ariel Stein, and Fong Ngan, was published in Geoscientific Model Development. This paper is available at https://www.geosci-model-dev.net/11/5135/2018/gmd-11-5135-2018.pdf Nine ARL…

NOAA Modeling Fair to Feature Two ARL Research Areas

Credit: NOAA NOAA Modeling Fair to Feature Two ARL Research Areas September 2018 NOAA’s first General Modeling Meeting and Fair will take place September 10-12, 2018 at its Center for Weather and Climate Prediction in College Park, Maryland. Organized under the theme “Interdisciplinary Modeling and Partnerships,” this event is an opportunity for the NOAA modeling…