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CSU Department of Atmospheric Science

@csuatmossci.bsky.social
155 followers 32 following 242 posts

Our top-rated department focuses on graduate education, cutting-edge research, and public service.

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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 03/10/2026
Alaska as seen last night from satellite imagery. Moonlight illuminates the snow cover blanketing the mountain ranges of the state and northwestern Canada, as well as the Alaskan North Slope.
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Reposted by CSU Department of Atmospheric Science
CIRES @cires.colorado.edu · 03/10/2026
Happy birthday, NOAA! CIRES has partnered with NOAA since 1967. We can't wait to see where our collaborations take us next.
NOAA logo with four images behind it: water dripping off fern leaves, ocean waves, a red cloudy sky, and the earth from above
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 01/10/2026
Researchers out of the Department of Atmospheric Science are featured on a new documentary about polar seas, how they regulate Earth’s climate and understanding what comes next. Watch the PBS Ages of Ice: Polar Seas episode at www.pbs.org/video/polar-... 📸 credit: students Mavis and Barry
view from planeresearcher on icesheetmelting fjordequipment
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 22/09/2026
Student Brandon McGuire is working on the Salt Lake City Summer Ozone Study (SLC SOS) field campaign with Professor Emily Fischer and a team of researchers from multiple institutions. McGuire uses the Aerodyne dual channel Cavity Attenuated Phase Shift Nitrogen Oxides monitor in the airplane.
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 04/09/2026
New blog post: What Super El Niño means for Colorado. 🧵
climate.colostate.edu
What Super El Niño Means for Colorado - Colorado Climate Blog
You have likely heard news about El Niño recently. The National Weather Service reports that El Niño officially began in June. Observations from the International Research Institute show that it conti...
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 10/09/2026
August 2026 was our warmest on record: our 3rd record-warm month in this calendar year and the 4th for Water Year 2026. Last month featured a mix of worsening drought and localized flash flooding, as well as two tragic weather-related fatalities. Check out out our latest monthly summary for more:
climate.colostate.edu
CO Monthly Climate Summary
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 21/09/2026
For Larson, who researches climate models to understand climate impacts, working in the field offers a tangible connection to some of the same questions he studies academically... Read the full story source.colostate.edu/college-stud...
source.colostate.edu
How students are fighting college student food insecurity
CSU students are addressing college student food insecurity by growing thousands of pounds of fresh produce for Rams Against Hunger each year.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 17/09/2026
Read a first-hand field experience from student Lauren Beard at www.atmos.colostate.edu/2026/09/stud...
atmos.colostate.edu
Student participates in the Korea Precipitation Observation Program - Department of Atmospheric Science | Colorado State University
Student participates in the Korea Precipitation Observation Program - The Department of Atmospheric Science at Colorado State University is a leading global institution focusing on graduate education,...
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 17/09/2026
Can researchers link a drought or wildfire to climate change? Professor Jim Hurrell spoke with KUNC about extreme event attribution: www.kunc.org/podcast/inth...
kunc.org
Can researchers link a drought or wildfire to climate change? A CSU scientist says the answer is tricky
Scientists say a warming climate is making extreme weather events like flash floods, heat waves, and hurricanes more intense. But how certain are they that climate change contributed to a specific dis...
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Reposted by CSU Department of Atmospheric Science
American Meteorological Society @ametsoc.org · 08/09/2026
🛎️ AMS Elections are NOW open! President-Elect Candidates: Melissa Burt, Sue Ellen Haupt Council Candidates: Heidi Centola, Tim Hall, Daniel Rothenberg, Jennifer Call, Pamela Heinselman, David McCarren, Christopher Davis, Everette Joseph, Nicholas Metz Learn more and vote: bit.ly/3Iaapbo
Graphic with headshots of the 2027 President-Elect Candidates and AMS Council Candidates.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 06/09/2026
Graduate student Andrey Marsavin shares about summer research working on a field campaign with Professor Emily Fischer and a team of researchers from multiple institutions. The US Environmental Protection Agency designates Salt Lake City with a nonattainment status based on poor air quality.
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 03/09/2026
Last night, a waning moon illuminated Hurricane Lowell churning to the south of Hawaii. Imagery captured by NOAA-21.
This image is in the Day-Night Band (NCC) product from the NOAA-21 weather satellite from 12:24 UTC on 2026-08-03.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 03/09/2026
Christine Neumaier got an honorable mention for her poster titled: Transport of Aerosols by Cold Pool Trains presented at the 17th Conference on Cloud Physics held at the recent 2026 AMS Madison Summit.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 03/09/2026
Student Justin Hassel was awarded 2nd Place Student Oral Presentation for the 17th Conference on Cloud Physics at the 2026 American Meteorological Society Madison Summit in August.
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 14/08/2026
new blog post, recapping the symposium remembering the 50th anniversary of the Big Thompson flood:
climate.colostate.edu
50th Anniversary of The Big Thompson Canyon Flood of 1976: A Final Recap - Colorado Climate Blog
We’re now nearly a couple weeks past the 50th Anniversary of the Big Thompson Flood, one of the deadliest weather-related disasters in our state’s history. There were several commemorative events on J...
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 01/09/2026
CSU Climate Hub Director Veera Mitzner talks with Dr. Jim Hurrell, Scott Presidential Chair of Environmental Science and Engineering about the changing attitudes of the atmospheric science community towards climate intervention, aka geoengineering. csuclimatehub.colostate.edu/climate-hub-...
csuclimatehub.colostate.edu
Green & Bold Podcast - CSU Climate Hub
CONVERSATIONS FROM THE CSU SPUR CLIMATE HUB GREEN & BOLD Green and Bold is the CSU Climate Hub podcast, featuring the scientists, innovators, and industry leaders driving climate solutions. Through en...
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 01/09/2026
Associate Professor Maria Rugenstein was named our 2026 Outstanding Professor of the Year. The winner of this annual award, selected by the graduate students, is honored for exceptional instruction. Graduate representative Killian McSweeney presented the award.
Maria accepts award
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 31/08/2026
Doctoral student Daniela Guevara is working on the Salt Lake City Summer Ozone Study (SLC SOS) field campaign with Professor Emily Fischer and a team of researchers from multiple institutions. Guevara works with the Aerodyne dual channel Cavity Attenuated Phase Shift (CAPS) Nitrogen Oxides monitor.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 27/08/2026
Incoming graduate student Aiden Ridgway joins Professor Sue van den Heever's group with a bachelor's degree at the Ohio State University in Atmospheric Science with a minor in Geographic Information Science.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 24/08/2026
Postdoctoral scholar Matthew Davis is working on the Salt Lake City Summer Ozone Study (SLC SOS) field campaign with Professor Emily Fischer and a team of researchers from multiple institutions. Davis works with the Aerodyne dual channel Cavity Attenuated Phase Shift (CAPS) Nitrogen Oxides monitor.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 20/08/2026
Lauren Zitlow was a Colorado Climate Center research intern this summer. The Colorado Climate Center, located within the CSU Department of Atmospheric Science, provides services and expertise related to Colorado's complex climate.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 15/08/2026
Incoming graduate student Cody Converse has participated in multiple storm chase missions with the Doppler on Wheels (DOW) trucks through the Flexible Array of Radars and Mesonets (FARM) facility. Converse will be conducting research with Associate Professor Rasmussen and Professor Schumacher.
Converse outsideConverse with hail
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 12/08/2026
There has not been a deadlier flash flood in the U.S. since the.Big Thompson Flood, and it remains one of the deadliest weather disasters in Colorado’s history. Read more from Allie Mazurek at engr.source.colostate.edu/50-years-lat...
engr.source.colostate.edu
50 years later: What caused the Big Thompson Flood? - Walter Scott, Jr. College of Engineering
While we’ve come a long way since the Big Thompson event, there is still more to be done to increase our preparedness and resiliency for future flood events.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 07/08/2026
Our graduate student James Larson just published in Environmental Research Letters as first author, titled "Climate variability introduces uncertainty into future emissions pathways." iopscience.iop.org/article/10.1...
Short-term drops in temperature can dramatically reduce how quickly people work to reach net zero emissions.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 04/08/2026
Professor and Colorado State Climatologist Russ Schumacher presented at the @climate.colostate.edu's symposium commemorating the 50th anniversary of the Big Thompson Flood held in Estes Park, Colorado.
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 01/08/2026
Happy 150th birthday, Colorado! Here's one of our favorite maps: average annual precipitation with color shading inspired by the state flag. It nicely illustrates the many variations in weather and climate across our beautiful state. 🎂🥳
Map of annual average precipitation in Colorado, with colors drawn from the state flag. The mountains are in white with over 50" of precipitation; some of the river valleys are in red with less than 10" of precipitation.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 01/08/2026
Graduate student Lexi Sherman presented at the @climate.colostate.edu's symposium commemorating the 50th anniversary of the Big Thompson Flood held in Estes Park, Colorado.
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 30/07/2026
This year, CIRA Research Scientist and @csuatmossci.bsky.social alum Bonne Ford has already visited 18 different field sites as part of work to monitor air quality and protect some of the nation’s most scenic views. www.cira.colostate.edu/science-stor...
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Reposted by CSU Department of Atmospheric Science
CSU Department of Atmospheric Science @csuatmossci.bsky.social · 10/07/2026
Join the @climate.colostate.edu on Friday, July 31 at the Estes Valley Community Center. A suite of invited experts will look back on the history, meteorology, hydrology, and warning systems the day of the 1976 Big Thompson Flood. climate.colostate.edu/blog/index.p...
climate.colostate.edu
You're Invited: Remembering the 50th Anniversary of the 1976 Big Thompson Flood - Colorado Climate Blog
Happy July! As we start the new month, our office is busy preparing to commemorate one of Colorado’s most impactful weather events: the 1976 Big Thompson Flood. Nearly 50 years ago, on July 31, 1976, ...
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 29/07/2026
New blog post: have you ever looked at the US Drought Monitor and wondered how the map gets put together? This post describes the methods that underpin drought monitoring, along with some of the challenges of depicting all types of drought on a single map.
climate.colostate.edu
US Drought Monitor 101 - Colorado Climate Blog
Every Thursday morning, a colorful map of the United States updates online. Published by the National Drought Mitigation Center (NDMC) at the University of Nebraska–Lincoln, the U.S. Drought Monitor (...
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 29/07/2026
Theresa Barosh is a professional science communicator for CIRA and @csuatmossci.bsky.social. CSU Assistant Professor Anna Hodshire recently interviewed Barosh for her STEMdentity podcast. Catch the rest of what Barosh shared at youtu.be/RjYdPuVLLas?...
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 29/07/2026
Professor Hurrell led a national study on extreme event attribution science, connecting climate change to devastating weather. theconversation.com/how-do-scien...
theconversation.com
How do scientists know if climate change made a heat wave, extreme storm or wildfire worse?
A National Academy of Sciences report examined the latest advances in extreme event attribution science. As four of the authors explain, the type of disaster makes a difference.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 27/07/2026
A white weather balloon launched from CSU’s Foothills Campus Thursday and rose to heights of 42,000 feet in the troposphere, gathering data needed by the Colorado Department of Transportation to make a variety of decisions about state roadway management. engr.source.colostate.edu/up-up-and-aw...
engr.source.colostate.edu
Up, up and away: Weather balloon research boosts transportation planning - Walter Scott, Jr. College of Engineering
CSU atmospheric scientists are launching weather balloons that help CDOT better predict storms, flooding and dangerous road conditions, giving crews better information before severe weather strikes.
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 22/07/2026
Research Scientist Muhammad Naufal Razin uses machine learning to identify precipitating cloud types from satellite observations of hurricanes. Working with Professor Michael Bell and NOAA NESDIS Physical Scientist Chris Slocum, Razin published the work. www.cira.colostate.edu/science-stor...
cira.colostate.edu
CIRA - Cooperative Institute for Research in the Atmosphere » Using weather satellite observations and AI to study hurricanes
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 20/07/2026
Over the last ten days, monsoonal flow has brought much needed moisture to the Southwestern United States.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 17/07/2026
"It’s basically a river of smoke pouring into the Midwest right now,” said Emily Fischer, an atmospheric chemist and ​professor at Colorado State University. "This is a direct connection to climate change. This is the climate change that people breathe." Read more at www.reuters.com/business/hea...
reuters.com
Canada wildfire smoke blankets US Midwest, Northeast with hazardous air
The dangerous conditions in the New York area came just days before the FIFA World Cup final is set to be ​played in nearby New Jersey on Sunday in front of more than 80,000 fans.
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 16/07/2026
Yesterday, smoke from Canadian wildfires became embedded within a large low system over Quebec, causing hazy skies over parts of eastern North America.
Details: This satellite imagery contains the GeoColor product from the GOES-19 weather satellite. It was captured at 20:10 UTC on 2026-07-15.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 15/07/2026
PBS NOVA interviewed our Professor Emily Fischer. youtu.be/A_tVEK8x2k4?...
youtu.be
How Wildfires and Ozone led to Terrible Air Quality in US Cities
YouTube video by NOVA PBS Official
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 15/07/2026
Incoming graduate student Daeseok Han is currently working as a meteorologist at the Korea Meteorological Administration (KMA).
Han in an alley
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 14/07/2026
CSU alum Anna Hodshire interviewed her doctoral advisor Prof. Jeffrey Pierce for her STEMdentity podcast. Catch more advice around mental health and mentor-mentee relationships from Pierce and Hodshire on the full podcast episodes. open.spotify.com/episode/7mud...
open.spotify.com
Mental health is a foundation for STEM professionals, not just a good idea with Dr. Jeff Pierce
STEMdentity · Episode
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 13/07/2026
Incoming student Nikhil Trivedi got to fly with the hurricane hunters into Hurricane Debby in 2024. Trivedi will be conducting research with Professors Michael Bell and Eric Maloney and has a B.S. in Atmospheric & Oceanic Sciences and Computer Science from the University of Wisconsin-Madison.
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Reposted by CSU Department of Atmospheric Science
Russ Schumacher @rschumacher.cloud · 10/07/2026
bumping this in light of another 1000-yr rainstorm in Missouri overnight. A narrow band of extreme accumulations from a 'training line' mesoscale convective system.
Map of points exceeding the 1000-yr average recurrence interval for 6-h precipitation as of 1200 UTC 10 July 2026. There is a swath of points in southeastern Missouri that exceeded this threshold.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 10/07/2026
Join the @climate.colostate.edu on Friday, July 31 at the Estes Valley Community Center. A suite of invited experts will look back on the history, meteorology, hydrology, and warning systems the day of the 1976 Big Thompson Flood. climate.colostate.edu/blog/index.p...
climate.colostate.edu
You're Invited: Remembering the 50th Anniversary of the 1976 Big Thompson Flood - Colorado Climate Blog
Happy July! As we start the new month, our office is busy preparing to commemorate one of Colorado’s most impactful weather events: the 1976 Big Thompson Flood. Nearly 50 years ago, on July 31, 1976, ...
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Reposted by CSU Department of Atmospheric Science
The Colorado Sun ☀️ @coloradosun.com · 08/07/2026
Monsoon rains are on the horizon, experts say. Will they arrive soon enough to dampen fire risk?
coloradosun.com
Monsoon rains are on the horizon, experts say. Will they arrive soon enough to dampen fire risk?
Large fires have ignited in Colorado, and rain this week will offer some relief before a weekend heatwave. Monsoon rains are on the horizon.
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Reposted by CSU Department of Atmospheric Science
Colorado Climate Center @climate.colostate.edu · 09/07/2026
Warm and dry conditions returned to Colorado in June, with several fast-growing fires starting late in the month. June is also the typical peak for severe thunderstorms in Colorado, and this year was no exception. Read more in our monthly climate summary: climate.colostate.edu/monthly_summ...
June 2026
Colorado Monthly Climate Summary
Maximum daily precipitation (5.43"
at Akron)
Minimum daily temperature (21°F at
Jefferson and Hebron)
Flooding in Evergreen on June 24th
109 mph wind gust reported in Akron
Multiple 2"+ hail reports, including near Fort Morgan and Colorado Springs
Multiple major wildfires ignite throughout CO
Maximum daily temperature (106°F
at Pueblo, La Junta, and Ordway)
US Drought Monitor for June 30, 2026
Statewide Temperature and Precipitation Ranks for June 2026 (based on 1895-2026 data)
10th warmest (above average)
17th driest (below average)
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 09/07/2026
Read a commentary from our Professor Emily Fischer. She uses both field-based and applied modeling approaches to investigate the sources of atmospheric trace gases to remote environments. coloradonewsline.com/2026/07/09/w...
coloradonewsline.com
We need to treat wildfire smoke like the public health crisis it is | Colorado Newsline
A new reality that has emerged as wildfire seasons worsen, and it should demand more attention: wildfire smoke as the climate risk we breathe.
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CSU Department of Atmospheric Science @csuatmossci.bsky.social · 08/07/2026
We are pleased to announce that climate science expert Dave Bonan will be joining our department as an Assistant Professor in January of 2027. www.atmos.colostate.edu/2026/07/welc...
An illustration by Bonan of The Diamond on Longs Peak, viewed from Fort Collins, Colorado, home to Colorado State University, at sunrise. headshot
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cira-csu.bsky.social @cira-csu.bsky.social · 03/07/2026
Read about Stephanie Hoekstra's research at www.cira.colostate.edu/science-stor...
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Reposted by CSU Department of Atmospheric Science
cira-csu.bsky.social @cira-csu.bsky.social · 29/06/2026
Read more about CSU student Jared Stickney's project at www.atmos.colostate.edu/2025/09/jare...
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