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The department and CIRA jointly host weekly colloquia held Friday mornings in room 101 (large classroom) of the main building. Refreshments are served at 10:45 a.m. in the weather lab (room 105 ATS) with the presentation starting at 11:15 a.m. The department also hosts other seminars generally announced on the associated mailing list. You can subscribe to the list by sending a message to using "subscribe colloquium" as the subject.

If you would like to invite a speaker, please see the colloquium guidelines and timeline for host and contact Michael Bell (, Jeff Pierce ( or Torrie Moss ( with questions. Here is a template for a visit schedule for our speakers.

Upcoming Colloquia

February 23, 2018 at 11:15 a.m. The 2017 Atlantic Hurricane Season
Michael Bell from CSU
March 2, 2018 History and Results from the Two Decade Quest to Measure the EarthÂ’s Radiation Budget
Tom Vonderhaar from CSU
Hosted by Chris Kummerow
March 9, 2018 Title to be announced
Tammy Weckwerth from NCAR Earth Observing Laboratory
Hosted by Michael Bell
March 23, 2018 Title to be announced
Walker Ashley from Northern Illinois University
Hosted by Russ Schumacher
March 30, 2018 Title to be announced
Imme Ebert-Uphoff from CSU Department of Electrical and Computer Engineering
Hosted by Libby Barnes
April 2, 2018 at 2 p.m. Process-oriented versus energy-based perspectives on aerosol-cloud interactions: Satellite observations and global modeling
Kentaroh Suzuki from University of Tokyo
Hosted by Sue van den Heever
April 6, 2018 Title to be announced
Chris Fairall from NOAA
Hosted by Dave Randall
April 13, 2018 Title to be announced
Giuseppe Torri from Harvard
Hosted by Sue van den Heever
April 27, 2018 Title to be announced
Kelly Lombardo from University of Connecticut
Hosted by Michael Bell
May 4, 2018 “Riehl and Alumni Award Presentations”

Past Colloquia

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