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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

December 18, 2017 at 10 a.m. Cold-Weather Challenges for Water Infrastructure in the United States
Rob Ettema from CSU Department of Civil and Environmental Engineering
Hosted by Sonia Kreidenweis
February 2, 2018 Title to be announced
Dave Turner from NOAA
Hosted by Sue van den Heever
February 9, 2018 Title to be announced
Andy Heymsfield from NCAR
Hosted by Chris Kummerow
March 23, 2018 Title to be announced
Walker Ashley from Northern Illinois University
Hosted by Russ Schumacher
April 6, 2018 Title to be announced
Chris Fairall from NOAA
Hosted by Dave Randall

Past Colloquia

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