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Tropical Climate Dynamics Lab

About the Lab

Welcome to the tropical climate dynamics research group at Woods Hole Oceanographic Institution (WHOI)! We are interested in atmospheric and oceanic processes in the tropics and their interactions with higher latitudes. We study a variety of topics, including the Inter-Tropical Convergence Zone (ITCZ), marine atmospheric boundary layer clouds, the Madden-Julian Oscillation (MJO), the Hadley circulation, equatorial waves, tropical cyclones, El Niño-Southern Oscillation (ENSO), and tropical-extratropical interactions.  One of our primary goals is to improve understanding of observations of these complex phenomena using a hierarchy of models and observations. With this improved understanding, weather and climate prediction can be guided in the right direction.

We are also involved in science education and outreach, particularly at WHOI and in the local Cape Cod community. From bringing hands-on rotating tank climate science experiments to K–12 and college classrooms to mentoring middle- and high-school students and teachers on research projects, we strive to motivate a generation of future scientists.

NOAA GOES-17 imagery showing a double ITCZ, one ITCZ in each hemisphere, spanning the Pacific Ocean on 10 March 2018. Courtesy of NASA’s Earth Polychromatic Imaging Camera (EPIC) Team.

Recent News

Alex and WHOI scientists launch weather balloons for the WFIP3 project

By Alex Gonzalez | May 10, 2024

From May 3–6, Alex and a team of WHOI scientists collected atmospheric data via soundings (also known as weather balloon launches) as a part of the Wind Forecast Improvement Project 3 (WFIP3, https://www2.whoi.edu/site/wfip3/). Atmospheric soundings took place every six hours from Woods Hole and from the R/V Endeavor, which transected south to the shelf break…

Fouzia and Alex publish their ITCZ and convectively coupled waves research in the Journal of Climate

By Alex Gonzalez | March 22, 2024

On March 22, Fouzia, Alex, and co-authors (Justin Stachnik and Brett Chrisler) published a paper entitled, “The Relationship between Convectively Coupled Waves and the East Pacific ITCZ” in the Journal of Climate: https://journals.ametsoc.org/view/journals/clim/37/8/JCLI-D-23-0398.1.xml. Congrats to all involved! Significance Statement Convectively coupled atmospheric waves (CCWs) are a critical feature of tropical weather and are an important…

Alex, Indrani, Marissa and co-authors publish paper on the relationship between low clouds, the equatorial cold tongue, and the ITCZ

By Alex Gonzalez | February 16, 2024

On February 16, Alex, Indrani, Marissa and co-authors (Gregory Cesana and Charlotte DeMott) published a paper entitled, “Dynamical Importance of the Trade Wind Inversion in Suppressing the Southeast Pacific ITCZ” in the Journal of Geophysical Research: Atmospheres (https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JD039571). Congrats to everyone involved! The three key points of the paper are: East Pacific ITCZ surface wind…

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