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Colloquia and Special Seminars

The department and CIRA jointly host weekly colloquia held Thursday afternoons in ATS 101 (the large classroom of the main building). Refreshments are served at 2:45 p.m. in the weather lab (ATS 105), and the presentation begins at 3 p.m. The department hosts other seminars that also are announced on the colloquium mailing list. You can subscribe to the list by sending a message to

If you would like to invite a speaker, please first read the colloquium guide for hosts and check this page for available dates. Contact Michael Bell ( or Christine Chiu ( with questions. The faculty member hosting the speaker arranges the speaker's visit schedule.

Upcoming Colloquia and Seminars

January 28, 2021 at 3 p.m. Understanding Tropical Convection and its Mesoscale Organization: The Vital Role of 50 years of Field Campaigns
Ed Zipser from University of Utah
Hosted by Steven Rutledge
February 18, 2021 at 3 p.m. Title to be announced
Dr. Leticia Williams from Howard University & NOAA Center for Atmospheric Sciences and Meteorology
Hosted by Christine Chiu
February 25, 2021 at 3 p.m. Title to be announced
Prof Ian Williams from Iowa State University
Hosted by Christine Chiu
March 4, 2021 at 3 p.m. Title to be announced
Dr. Jie Gong from NASA Goddard Space Flight Center
Hosted by Christine Chiu
March 11, 2021 at 3 p.m. Title to be announced
Dr. Maria Molina from National Center for Atmospheric Research
Hosted by Russ Schumacher
April 8, 2021 at 3 p.m. Title to be announced
Dr. Benjamin Santer from Lawrence Livermore National Laboratory
Hosted by Prof Ravi

Past Colloquia and Seminars

2021 Spring Fall
2020 Spring Fall
2019 Spring Fall
2018 Spring Fall
2017 Spring Fall
2016 Spring Fall
2015 Spring Fall
2014 Spring Fall
2013 Spring Fall
2012 Spring Fall
2011 Spring Fall
2010 Spring Fall
2009 Spring Fall
2008 Spring Fall
2007 Spring Fall