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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 community space, 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 Pat Keys ( or Kristen Rasmussen ( with questions. The faculty member hosting the speaker arranges the speaker's visit schedule.

Upcoming Colloquia and Seminars

October 5, 2023 at 3 p.m. Quantifying the Impact of Tropospheric Chlorine
Pete Edwards from Wolfson Atmospheric Chemistry Labs and the UK National Centre for Atmospheric Science
Hosted by Emily Fischer
October 12, 2023 Title to be announced
Hamish Gordon
Hosted by Jeff Pierce
October 19, 2023 Title to be announced
Simone Tilmes
Hosted by Pat Keys
October 26, 2023 at 3 p.m. Toward Replacing Current NWP with Deep Learning Weather Prediction and Extensions to a Full Earth-System Model
Dale Durran from University of Washington
Hosted by Elizabeth Barnes
November 9, 2023 “Faculty Jamboree”
Various ATS Faculty
November 16, 2023 Title to be announced
Joseph Chen
Hosted by Peter Jan van Leeuwen
November 30, 2023 Title to be announced
Gretchen Mullendore
Hosted by Jim Hurrell

Past Colloquia and Seminars

2023 Spring Fall
2022 Spring Fall
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