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TAMU Atmospheric Sciences
@tamuatmo.bsky.social
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The Department of Atmospheric Sciences at Texas A&M University. Shaping the future of weather through innovative education and cutting-edge research.
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A&MPLIFIED RESEARCH:
Volcanic ash can reshape high-altitude cirrus clouds, according to new research led by Dr. Xiaohong Liu of Texas A&M Atmospheric Sciences. The study offers fresh insight for climate models and geoengineering. 🌋☁️ Published in Science Advances.

artsci.tamu.edu/research/upd...
A volcano emitting a plume of smoke against a clear sky, with lush greenery at the base.
August 6, 2025 at 9:24 PM
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⚡ A bolt for the record books! Texas A&M Atmospheric Sciences' Dr. Timothy Logan helped confirm a lightning flash that stretched 515 miles—from Texas to Kansas. The rare “megaflash” is now the longest ever recorded.

Read more: tx.ag/ATMOLightningRecord
Satellite image from GOES-16 showing GLM Flash Extent and ABI Cloud Imagery with color-coded data points and a marked distance of 829 km across a regional map.
August 1, 2025 at 7:23 PM
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📸 Checkout photos from this week’s House Committee on Science, Space, and Technology hearing.
Dr. John Nielsen-Gammon—Texas A&M Atmopsheric Sciences Professor—shared expert insight on advancing weather forecasting & research. 🌦️📊

Learn more about the hearing: science.house.gov/hearings?Con...
Four individuals seated at a long table during a congressional hearing, with name tags visible. Dr. Nielsen-Gammon sits at a table during a congressional hearing with microphones and nameplates visible, interacting in a formal setting. Five individuals posing for a photo in a hearing room, with the U.S. flag and state flags in the background, at the United States Capitol. Representative Franklin talks with Dr. Nielsen-Gammon in a hearing room.
July 18, 2025 at 2:19 PM
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🏛️ Texas A&M Atmospheric Sciences professor, Dr. John Nielsen-Gammon, will testify before Congress Wednesday morning at 9 AM CT in a hearing titled “Protecting Lives and Property: Harnessing Innovative Technologies to Enhance Weather Forecasting.”

VIDEO: www.youtube.com/watch?v=YfgH...
Promotional banner for a hearing with the Committee on Science, Space and Technology, featuring an image of John Nielsen-Gammon alongside a graphic of connected blue lines and dots, representing a network.
July 15, 2025 at 9:03 PM
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“It would have been next to impossible with present-day technology to get the internal dynamics of the storm right,” Texas A&M Atmospheric Sciences professor Dr. John Nielsen-Gammon told NBC News during his and Dr. Andrew Dessler’s visit about the recent TX floods.

www.nbcnews.com/science/envi...
Logo of Texas A&M University above the words 'Atmospheric Sciences,' set against a background featuring a weather satellite.
July 9, 2025 at 10:16 PM
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Following the TX tragic floods, TAMU ATMO's Dr. Andrew Dessler spoke with a number of outlets including ABC News, ImpactAlpha & On the Climate Brink about what is causing this extreme rain.
🔗 abcnews.go.com/US/extreme-w...
🔗 impactalpha.com/investments-...
🔗 www.theclimatebrink.com/p/update-on-...
Flooded river with shrubs partially submerged in water, surrounded by lush greenery. The image includes the Texas A&M University Atmospheric Sciences logo at the top left corner.
July 9, 2025 at 3:47 PM
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Over the last three years, retail electricity prices have climbed faster than inflation. CBS News recently featured Texas A&M Atmospheric Sciences professor Dr. Andrew Dessler and his research on how a changing climate is making it more costly to keep our homes cool.
www.cbsnews.com/.../how-clim...
Two people examining a weather map on a large screen, displaying a satellite image of a storm, in a room labeled "Texas A&M University Atmospheric Sciences." The screenshot includes a logo for "CBS Mornings.
June 25, 2025 at 10:02 PM
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🌀 Hailstorms, floods & tornados cause damage—but are we tracking the costs right? Recently, Texas A&M Atmospheric Sciences professors, Dr. John Nielsen-Gammon & Dr. William Baule, uncovered flaws in how storm losses are estimated—and what we can do better. 🌩️📉

theconversation.com/extreme-weat...
Promotional graphic from Texas A&M University discussing why extreme weather costs remain a mystery. Features images of two faculty members from the Department of Atmospheric Sciences and a background photo depicting a hail-covered street.
June 23, 2025 at 4:26 PM
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Congrats also to Texas A&M Atmospheric Sciences instructional assistant prof, Dr. Erik Nielsen, on winning the 2025 College of Arts & Sciences Early Career Teaching Award! His hands-on approach, from storm chasing to global programs, brings weather to life for students. ⛈️🌎

🔗 tx.ag/2025ArtSciAwards
Dean Mark Zoran and Dr. Erik Nielsen standing in front of a banner for Texas A&M University College of Arts & Sciences. Zoran is presenting Nielsen with an Early Career Teaching Award.
May 2, 2025 at 6:45 PM
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Congrats to Texas A&M Atmospheric Sciences professor, Dr. Xiaohong Liu, on winning the 2025 College of Arts & Sciences Research Impact Award! His groundbreaking work on aerosol-cloud interactions and climate modeling is transforming Earth system science. 🌍☁️

Read more: tx.ag/2025ArtSciAwards
Dean Mark Zoran and Dr. Xiaohong Liu standing in front of a banner for Texas A&M University College of Arts & Sciences. Zoran is presenting Liu with a Research Impact Award.
May 2, 2025 at 6:31 PM
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A recent CBS News article reports that the 2025 Atlantic hurricane season is expected to be 125% more active than average. Texas A&M Atmopsheric Sciences Assistant Professor Dr. Kelly Núñez Ocasio breaks down the forces shaping the season—and what forecasts are missing. tx.ag/2025HurricaneSeason
A 2023 map showing Hurricanes Idalia and Franklin reflects the intensity of storms in the Atlantic.
April 28, 2025 at 2:55 PM
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Congratulations to Texas A&M Atmospheric Science Assistant Professor Dr. Yue Zhang for receiving a NSF CAREER Award for Pollution Research. Read more about the big honor! 🏭
tx.ag/ZhangNSFCareer
Image showing the National Science Foundation (NSF) logo alongside the text "CAREER Award", with Dr. Yue Zhang wearing a blue suit and a Texas A&M University Atmospheric Sciences logo in the corner.
March 28, 2025 at 6:53 PM
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Congratulations to TAMU ATMO's Dr. Xiaohong Liu for receiving the 2025 University Distinguished Achievement Award in Research! Honored by the Texas A&M Association of Former Students, he’s one of five recipients university-wide in the category. Congrats Dr. Liu!
🎉🏆
Read more: tx.ag/2025DAA
Promotional graphic from Texas A&M University announcing Dr. Xiaohong Liu as the recipient of the 2025 University Distinguished Achievement Award for Research in Atmospheric Sciences.
March 25, 2025 at 7:09 PM
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What causes the powerful winds that fuel dust storms, wildfires and blizzards? Texas A&M Atmospheric Sciences Associate Professor Dr. Chris Nowotarski explains.
💨 🔥 🌨️ tx.ag/DustStorms25
Aerial panoramic view of a residential area with hundreds of closely packed houses, under an immense dust storm looming over the region. The image is credited to Texas A&M University Atmospheric Sciences.
March 20, 2025 at 4:33 PM
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DYK? The iconic "Welcome to Aggieland" water tower at Texas A&M has been overseen by A&M Atmospheric Sciences major Nathan Jones ’79 ’83 for nearly 30 years! 💧💧💧 Learn more about his job and the tower’s history: tx.ag/ATMOGradWaterTower
March 19, 2025 at 7:34 PM
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For the first time, five TAMU ATMO undergrads presented their research at the main program of the AMS annual conference—an honor usually reserved for established scientists. 🌎☀️ Their research explored atmospheric changes during the total solar eclipse.
🌑📡
Read more: tx.ag/ATMOStudents2025AMS
Five individuals standing in front of a conference banner that reads "AMS 2025" at the National Meteorology Conference, hosted by Texas A&M University Atmospheric Sciences. They are smiling and holding thumbs up.
March 18, 2025 at 6:53 PM
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AI is changing the forecast! 🌦️💡 CBS19 spoke with TAMU’s Dr. Istvan Szunyogh about how AI models are revolutionizing weather prediction. AI learns patterns to make forecasts—often just as accurately as traditional models. But can AI predict weeks ahead? Read more to see:
www.cbs19.tv/article/tech...
Dr. Szunyogh discussing meteorology over a video call, with a background featuring bookshelves and a "Texas A&M University Atmospheric Sciences" sign, and a news overlay graphic about weather AI impacts on the bottom right.
March 17, 2025 at 6:37 PM
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How do wildfire burn scars shape storms and rainfall? Texas A&M atmospheric sciences graduate student Ashley Sebok is using NASA satellite data to find out.
🔥 ⛅🛰️
Learn more: tx.ag/WildfireWeatherPatterns
March 5, 2025 at 7:09 PM
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Is climate change making winter storms worse? Some scientists say there’s a connection, but Texas A&M Atmopsheric Sciences professor Dr. Andrew Dessler says the evidence isn’t clear, and the debate is still ongoing. yaleclimateconnections.org/2025/02/upda...
A thermometer shows a cold temperature, standing amid falling snow with the logo of Texas A&M University Atmospheric Sciences visible at the bottom.
February 19, 2025 at 3:41 PM
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🌍⚡ Texas A&M Atmospheric Sciences professor Dr. Andrew Dessler spoke with Axios on Tuesday about the 1.5°C Paris target, stressing the need to focus on stabilizing the climate as quickly as possible, even if the target is exceeded. #ClimateAction #Sustainability

🔗 www.axios.com/2025/02/11/w...
Texas A&M University Atmospheric Sciences logo with a stylized background featuring scientific instruments for weather observation.
February 12, 2025 at 9:10 PM
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STUDENT SPOTLIGHT: Texas A&M Atmospheric Sciences PhD student Sahir Gagan is exploring how tiny plastic particles and dangerous chemicals in the air could impact our health and the environment.

🏭 Read more ===> tx.ag/ATMOSahirGagan
Sahir Gagan smiling at the camera, with the university campus in the background. The text overlay reads 'Atmospheric Sciences PhD Student Tackles Emerging Pollution Challenges.'
February 12, 2025 at 3:11 PM
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❄️ ☃️ Dr. John Nielsen-Gammon, Regents Professor in the Texas A&M Atmospheric Sciences Department, recently visited with the Brazos River Authority about upcoming weather for the remainder of winter and how will it affect our water supply.

Read more: brazos.org/newsletter/w...
John Nielsen-Gammon headshot is next to the Texas A&M Atmospheric Sciences logo with the name John Nielsen-Gammon written below. In the blue background is a faded photo of a satellite.
February 7, 2025 at 7:38 PM
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🔦STUDENT SPOTLIGHT:
At the age of 15, Juliette Rocha, a Texas A&M Atmospheric Sciences Dept. undergrad, began studying the unpredictable weather of rural North Texas. Now, she's advancing research to improve climate and weather prediction models.

❓ 5 Questions w/ Juliette Rocha: tx.ag/ATMORocha
February 6, 2025 at 8:11 PM
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Wednesday afternoon, students and staff in the Texas A&M Atmospheric Sciences Department launched a weather balloon ☁️🎈 giving KBTX Weather a glimpse at what the weather is doing not only at the surface, but all the way to the top of the troposphere!

🔗 Learn more: www.kbtx.com/2025/02/06/w...
Weather presenter from KBTX Media, Max Crawford, explaining a skew-T sounding and temperature/dew profile chart from Texas A&M University Atmospheric Sciences Department.
February 6, 2025 at 3:18 PM
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🌎 Recently at #AMS2025, Texas A&M Atmospheric Science professor, Dr. Andrew Dessler, presented his recent under review study demonstrating how climate change is already driving large increases in electricity demand and total electricity costs in Texas.
📽️ Watch now: www.youtube.com/watch?v=FoAo...
Graphic of Earth highlighting North America, with the Texas A&M University Atmospheric Sciences logo in the corner.
February 4, 2025 at 5:22 PM