Kelsey Malloy
@kmalloy.bsky.social
440 followers 260 following 44 posts
Climate scientist & Assistant Prof @UDelaware Dept Geog & Spatial Sciences 🌍⛈️ | Ph.D. UMiami Rosenstiel 🌀| B.S. UMD 🐢 | often post about weather & climate | she/her
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kmalloy.bsky.social
An atmospheric general circulation model you can run on a Python Jupyter notebook?! Heck yeah! Check out this project- both an educational tool for undergraduates/graduate students, and a research tool for scientists interested in idealized climate modeling.
journals.ametsoc.org/view/journal...
journals.ametsoc.org
Reposted by Kelsey Malloy
adamsobel.bsky.social
We're hiring! We have an open search for an Assistant Professor in physics of the ocean and/or atmosphere in Columbia's Dept. of Earth and Environmental Sciences. Please circulate this information to good candidates, and apply yourself if you are one! Ad & link to apply: apply.interfolio.com/173819
Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio
apply.interfolio.com
Reposted by Kelsey Malloy
climate.us
Curious what we are all about?
Click the link: www.cnn.com/2025/08/28/c...
CNN news story, Climate.gov will re-launch under new URL thanks to a secret team of web ninjas
kmalloy.bsky.social
Congrats, Suzana!! Well deserved!
Reposted by Kelsey Malloy
haleythiemwx.bsky.social
Sad to see that leadership didn’t approve of my suggested post language (assuming since this is what is posted) that I submitted on my last day in May as the social media manager.

Allow me share some of our team’s kind words here instead:
Reposted by Kelsey Malloy
climate.noaa.gov
Our final updates have been posted to the Climate.gov website, and this will be our final post to our social media channels.
Reposted by Kelsey Malloy
tdiliberto.bsky.social
Trump's Budget is out. For NOAA, it's exactly what the previous passback document showed.
Trump administration eliminations NOAA's Office of Oceanic and Atmospheric Research in its ongoing fight against science and reality.

www.govinfo.gov/content/pkg/...
Table showing FY26 budget numbers for NOAA from the Trump Administration.
kmalloy.bsky.social
Bonus plot for Bluesky folks: Seems like AO is part of the story for this season. The teal dot is Mar 2025 (w/ prelim SPC report data), modestly AO+, which can be a subseasonal signal for increased tornado activity, i.e., top-left quadrant La Niña/AO+ does feature a lot of big tornado months...
kmalloy.bsky.social
How do a climate-scale patterns, like La Niña, influence extreme weather events, like tornado outbreaks? I break it down in this ENSO Blog post, plus discuss this hyperactive 2025 season in particular. 🌪️
climate.noaa.gov
Tornado activity to date has been above average. How does La Niña make tornado-friendly weather more likely? Our guest blogger explains: www.climate.gov/news-feature...
Map pair titled "March 14-15 tornado outbreak: overlap of favorable conditions." First map shows accumulated convective precipitation, and the second map shows extremes in rotating updraft potential and instability. Both maps show tornado locations with red dots.
Reposted by Kelsey Malloy
ametsoc.org
Federal weather & climate science is under threat. Starting TODAY at 3:00 PM ET, join a coalition of scientists--including AMS leaders--for a 100-hour livestream. Learn what federal science does for you, ask questions, and help build awareness to "Save Our Forecasts": wclivestream.com
Graphic for the Weather & Climate Livestream.
Reposted by Kelsey Malloy
drjeffmasters.bsky.social
A major loss to our understanding of how extreme weather events are affecting us. There are 3 alternative databases I will be using:
Gallagher Re: www.ajg.com/gallagherre/...
Aon: img.clients.aonunited.com/Web/Aon5/%7B...
EM-DAT: www.emdat.be
kmalloy.bsky.social
I usually include NOAA NCEI billion-dollar weather/climate disaster figures in my talks. Over the last couple months, I've spent extra time highlighting who makes them and why it's so valuable, including "while we still have this data..." to convey my worry. Sadly I guess my fears were warranted.
kmalloy.bsky.social
Just kidding, I guess bluesky doesn't allow animated gifs yet? Guess you'll have to click on link to see!
kmalloy.bsky.social
How QBO affects weather/climate patterns can be confusing, but @jorgelgf.bsky.social tries to break down the main QBO teleconnection routes in this post. As usual, we had fun with graphics... here's an animated schematic:
Reposted by Kelsey Malloy
katestarbird.bsky.social
The canceled grands are shock and awe, but the real damage will come from the long-term (massive) reductions in funding to the entire US research ecosystem and the defunding of entire fields and initiatives for training, growing, and diversifying the research workforce.
Reposted by Kelsey Malloy
ncdp.bsky.social
✨ Explore NCDP's new map application that examines how natural hazards, including tornadoes, wildfires, sea-level rise, and tropical cyclones, may be influenced by climate change. Read the full story: ow.ly/8sro50VFP57
Map application: bit.ly/nhccp

@climate.columbia.edu #climatechange #earthday
Reposted by Kelsey Malloy
monahemmati.bsky.social
The gap between where people live and where insurance remains available is widening across the U.S. We explore this in our recent paper, “The Growing Void in the U.S. Homeowners Insurance Market: Who Should Bear the Rising Cost of Climate Change” co-authored with Ian Gray @stevebowen.bsky.social
Reposted by Kelsey Malloy
voosen.me
BREAKING from @science.org: The Trump admin is seeking to kill nearly all climate research at NOAA, its climate science agency.

Its near-final budget proposal would end all NOAA research labs, academic institutes, and regional climate centers. And it wants to fully end the NOAA Research division.
Trump seeks to end climate research at premier U.S. climate agency
White House aims to end NOAA’s research office; NASA also targeted
www.science.org
Reposted by Kelsey Malloy
naomiaklein.bsky.social
Get this: Commerce is slashing $ to Princeton's world-renowned climate research b/c modeling changes to Earth systems is "contributing to a phenomenon known as 'climate anxiety,' which has increased significantly among America’s youth."

No research, no problem! www.commerce.gov/news/press-r...
Ending Cooperative Agreements’ Funding to Princeton University
On Tuesday, April 8, 2025, U.S. Secretary of Commerce Howard Lutnick announced that nearly $4 million in funding is ending to Princeton University after a detailed, careful, and thorough review of the...
www.commerce.gov
Reposted by Kelsey Malloy
tdiliberto.bsky.social
Here are just some of the websites that will go dark at Midnight because of this cancelled contract.
research.noaa.gov
epic.noaa.gov
globalocean.noaa.gov
cpo.noaa.gov
seagrant.noaa.gov
testbeds.noaa.gov