News and information from the Department of Atmospheric and Oceanic Sciences at the University of Wisconsin–Madison.https://bsky.app/profile/uwmad-aos.bsky.socialhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mtwl2arbgk2pPlease join us in congratulating Professor Dan Vimont, who has been named the new chair of AOS! Read the full announcement: go.wisc.edu/q5j0q8 📸: Althea Dotzour / UW–Madison25 Aug 2026 19:38 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mtwl2arbgk2phttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mtbwsiawo22bToday at 1:00 pm CT! Noah Lang, AOS graduate student, will defend his MS thesis and discuss "Investigating Causes of Recent Wisconsin Climate Change Using Self-Organizing Maps." Watch the livestream: https://www.youtube.com/watch?v=78Y8wfLZhcI17 Aug 2026 14:43 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mtbwsiawo22bhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3ms7b7fjcy22lWe’re thrilled to share that Prof. Ángel Adames Corraliza has been awarded the 2027 Clarence Leroy Meisinger Award by AMS! He was recognized for his “innovative and impactful contributions to the development of moisture mode theory that has advanced fundamental understanding of tropical dynamics.” [contains quote post or other embedded content]03 Aug 2026 19:46 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3ms7b7fjcy22lhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mq5gngdymc2eNew research from AOS Prof. Tracey Holloway and collaborators shows how NASA satellite data can enhance our understanding of local air quality: https://www.lung.org/media/press-releases/fy27-geohealth-pollution-articles08 Jul 2026 15:27 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mq5gngdymc2ehttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mpjad4bqps2oToday at 1:30 CT! Adrianna Modelska, AOS graduate student, will defend her MS thesis and discuss "Contrasting North and South African Easterly Waves: Governing Processes and Impacts." Livestream link below: https://go.wisc.edu/uwaos-youtube30 Jun 2026 14:41 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mpjad4bqps2ohttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mnshnfw42k27Need a distraction? Take a few minutes to browse stunning images of weather phenomena from the 16th AOSS Photo Contest. Shout-out to AOS Assistant Professor Fraser King for the winning entry! https://www.ssec.wisc.edu/news/articles/1612908 Jun 2026 19:56 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mnshnfw42k27https://bsky.app/profile/uwmad-aos.bsky.social/post/3mlo633btls2gFrom gazing up at airplanes in rural Puerto Rico as a child to flying them over the Madison isthmus as a student pilot, Prof. Mayra Oyola has always been drawn to flight. Explore how her passion for aviation has shaped her research in the latest edition of “Fueling Discovery” from the WSJ and L&S. https://madison.com/exclusive/fueling-discovery/article_8cc17757-f568-4a25-9de2-2b283cb6fc9d.html12 May 2026 16:03 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mlo633btls2ghttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mkshzmkruc2cPlease join us for the final Weather Watch of the spring semester today at 12:15 PM CDT (1715 UTC) today, May 1, 2026, streaming online at go.wisc.edu/uwaos-wxwatch Hope to see you there! https://go.wisc.edu/uwaos-wxwatch01 May 2026 15:47 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mkshzmkruc2chttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mknbblnboc2gToday at 2:30 CT! Leo Balcer, AOS graduate student, will defend his MS thesis and discuss "Noisy Waters: Multi-Model Insights on the Internal Variability of a Changing Arctic Sea Surface." Watch the livestream: https://www.youtube.com/watch?v=dVLu6EzZs0429 Apr 2026 14:03 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mknbblnboc2ghttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mkias5bpwk2zToday at 3:30 CT! Ian Beckley, AOS graduate student, will defend his PhD thesis and discuss "Production Mechanisms for Inertial Instability in the Upper Troposphere." Watch the livestream: https://www.youtube.com/watch?v=xS8c6-uPw7827 Apr 2026 14:11 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mkias5bpwk2zhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mk6onnpjgc2fA really interesting line of convective clouds formed and moved through Madison on Tuesday. This line persisted and eventually triggered a severe thunderstorm warning for hail in southeast Wisconsin. Here's the view to the northwest as it formed. youtu.be/QQ_PX6Yn0G8 https://youtu.be/QQ_PX6Yn0G823 Apr 2026 18:52 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mk6onnpjgc2fhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mjztttxe3c2mWe’re thrilled to share that AOS professor Dan Vimont was one of six recipients of the inaugural Faculty Award for Excellence in Graduate Student Mentoring last week. Congratulations and well deserved, Dan! https://grad.wisc.edu/2026/04/14/faculty-award-for-excellence-in-graduate-student-mentoring/21 Apr 2026 20:42 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mjztttxe3c2mhttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mjwmro6xgk2aJoin us for our colloquium at 3:30 CT! Dillon Amaya, research scientist at the NOAA Physical Sciences Laboratory, will discuss "Computationally Efficient Seasonal Climate Forecasts Using Model-Analogs." Watch the livestream: https://www.youtube.com/watch?v=9axb1b9vRo020 Apr 2026 13:57 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mjwmro6xgk2ahttps://bsky.app/profile/uwmad-aos.bsky.social/post/3mjpcmbgvs224Please join us for Weather Watch today at 12:15 PM CDT (1715 UTC) today, April 17, 2026, streaming online at go.wisc.edu/uwaos-wxwatch Hope to see you there! https://go.wisc.edu/uwaos-wxwatch17 Apr 2026 16:07 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mjpcmbgvs224https://bsky.app/profile/uwmad-aos.bsky.social/post/3mjkbwcddck2hWow! Thanks to our generous supporters, we’ve already met our 50-gift challenge, and we're getting closer to meeting our $10,000 match—will you help us get there? Day of the Badger ends today at 5, so let's keep the momentum going: dayofthebadger.org/aos Pictured: AOS undergrad Liam Schiffer15 Apr 2026 16:11 +0000at://did:plc:pcervpwc3eenxn2f7ptsh2fa/app.bsky.feed.post/3mjkbwcddck2h