METplus: A Community Framework for Flexible & Reproducible Model Evaluation
🌎 Explore, Learn, Connect - RAL Seminar Series 🌎
🎯 METplus: A Community Framework for Flexible & Reproducible Model Evaluation
🎯 Michelle Harrold, John Halley Gotway, Christina Kalb
NSF NCAR RAL, DTC
🎯 WED, April 22 | 1-2 PM (MT) | Free hybrid event!
Show me more! ral.ucar.edu/events/2026/...
April is #VolunteerMonth! Did you know AMS has over 140 boards and committees advancing our work across many fields🌻?
On AMS Headlines, we speak with the heads of two major commissions to learn more about what these volunteers do: https://bit.ly/4com0is
A scientist in a big curly white wig standing behind a booth, demonstrating an activity using two two-liter bottles attached at their openings
We’re excited to be part of Party for Our Planet at the Children’s Museum of Denver this Friday! 🌎
We’re looking for community input! During the last two weeks of April, we are hosting AI Community Engagement Workshops, seeking input on AI and machine learning in Earth system science. There will be twelve 90-minute sessions on six topics.
⏰ Register by 5p.m. MT tomorrow
https://bit.ly/4te00ht
A group of 10 people standing outside on the Weather Trail behind the Mesa Lab
A classroom with people standing, walking around, and sitting at four tables
Eight people exploring the weather exhibits on the first floor of the Mesa Lab
Field trips to the @ncar-ucar.bsky.social Mesa Lab for the Fall 2026 semester are now open!
🌍 Learning from Machine Learning for Better Earth System Understanding
🗓 Apr 14, 2026 | ⏰ 3–4 pm MDT | Why do forecasts change weeks out? In this Explorer Series talk, Kirsten Mayer (CGD) shares how ML is improving subseasonal weather prediction and helping scientists understand forecast accuracy.
Two people looking at fossil specimens in a collections room
Join us June 9-10, 2026, for From Fossils to Forecasts—two full days exploring Colorado's ancient past, present, and future!
This in-person professional development workshop is open to all K-12 educators, with a focus on secondary-level science.
🌀 JOIN US on Wednesday, April 15, 2026 at 11:00am MT when Dr. Andrew Penny, CPAESS Scientist at the National Hurricane Center (NHC) will speak on "Improvements to the Wind Field used in the Operational Storm Surge Model at the National Hurricane Center."
cpaess.ucar.edu/news/cpaess-...
Last call for abstracts!🚨 From June 22-26, the Joint MPAS/WRF Users Workshop will be held at UCAR Center Green campus in Boulder, CO, and online. The workshop will host poster presentations, tutorials, virtual presentations, short lectures, and more. 🧵
A group of 20 educators seated at tables watching a presentation at the front of the room
We're heading to the NSTA National Conference on Science Education 2026!
This week, science and STEM educators from across the country will gather in Anaheim to share ideas, explore new strategies, and connect around the future of science education.
Stop downloading terabytes. Start scaling science. 🚀
Mya Sears (@ncar-eol.bsky.social) cut her data workflow from weeks to under a minute using GDEX. 🤯
Watch GDEX Unlocked: youtu.be/PQLyEAy2LgM
Join the community commons: rebrand.ly/gdexsub-blu
#NSFNCAR #DataScience #HPC @ncar-ucar.bsky.social
Let’s explore machine learning and subseasonal forecasting! In Tuesday's virtual Explorer Series conversation, Kirsten Mayer discusses how NSF NCAR scientists use machine learning to uncover what conditions make long range forecasts more accurate.
Details: https://bit.ly/48tYsr5
“This new, advanced aviation icing & turbulence forecast system is another milestone in our efforts to continuously improve the safety & efficiency of our national airspace system,” said Wiebke Deierling, lead of NSF NCAR’s aviation turbulence group. Learn more! news.ucar.edu/133066/new-a...
WRF-Hydro Application for National Water Availability Assessment (NWAA): A Comprehensive Retrospective Analysis of Water Availability Across the CONUS
Understanding water availability across the US is more important than ever. In partnership with USGS, our WRF-Hydro® team has developed 40+ years of high-res hydrologic simulations across CONUS, unlocking new understanding of droughts, trends, & future water scenarios. ral.ucar.edu/news/wrf-hyd...
Eight people sitting at tables with laptops and worksheets watching four people present at the front of the room
Three teachers sitting at a table working on activity adaptations
We're excited to announce the release of our Adapted GLOBE Weather Pathways lessons!
In Wednesday's Explorer Series lecture, NSF NCAR’s Mariana Cains explores how convergence research and AI can help researchers address societal needs and hazardous weather for myriad situations. Join us on Wednesday, April 8, from 7-8:30 p.m. at the Mesa Lab and online.
https://bit.ly/4trxVCV
Nine kids standing in the shade in a grassy field holding infrared thermometers
Turn your schoolyard into a science lab 🌞🌳
In our classroom activity, Cool Playgrounds, students investigate how temperature varies across different surfaces like grass, asphalt, and shaded areas, then use their findings to design a cooler playground.
UCAR has named Eric Barron as interim president, succeeding Antonio Busalacchi, who will become president emeritus before retiring in June. Barron previously served UCAR for 12 years on the UCAR Board of Trustees. He has also spent time at NSF NCAR as a postdoc, scientist & director from 2008-10.
A Survey of North American Polar–Subtropical Jet Superposition Events: Development, Impacts, & Future Changes Andrew Winters, Asst Professor, ATOC CU Boulder
🌎 Explore, Learn, Connect - RAL/MMM Joint Seminar 🌎
☁️ A Survey of North American Polar–Subtropical Jet Superposition Events: Development, Impacts, & Future Changes
☁️ Andrew Winters, Asst Professor, ATOC CU Boulder
☁️ WED, April 15, 2026 | 1-2 PM (MT) | Free Hybrid Event ral.ucar.edu/events/2026/...
Doppler on wheels during an intensive observation period in Fort Stockton, TX. Dark storm clouds on the horizon with a rainbow over the blue flatbed truck.
What is an atmospheric science field project?
Scientists from many disciplines—such as atmospheric science, oceanography, geology, and even social science—often work together to study specific weather and environmental phenomena.
HUMID Aims to Reduce the Life-threatening Impacts of Extreme Urban Heat: High-resolution Urban Meteorology
☀️🌆 How hot is your neighborhood? The new HUMID Dashboard makes decades of high-resolution urban temperature data easy to explore, helping cities pinpoint "hot spots" & plan cooling strategies to protect communities.
💡Research improving urban resilience: gis.ucar.edu/news/humid-a...
The Mauna Loa Solar Observatory site.
New road to MLSO
We’re not foolin’ you! The Mauna Loa Solar Observatory (MLSO) has officially reopened in time to assist NASA’s Artemis II mission with space weather warnings! It has been closed since Mauna Loa’s 2022 eruption blocked the road, making the site accessible only by helicopter for special operations.
In the upcoming Explorer Series lecture, NSF NCAR’s Mariana Cains explores how convergence research and AI can help researchers address societal needs and hazardous weather for myriad situations. Join us on Wednesday, April 8, from 7-8:30 p.m. at the Mesa Lab and online.
https://bit.ly/4cgnQTm
Looking forward to this! 🌟 Thanks to our own Ligia Bernardet for being part of this important conversation.
A teacher with a laptop writing on an activity sheet during a professional development workshop
Looking for new ways to engage your students in Earth system science?
Join us for one of our upcoming virtual professional development workshops—designed to bring together real-world science and classroom-ready resources!
A scientist helping a student with two laptops in front of them.
Three students with pencils in their hands writing on a worksheet. There is a circuit board with wires in front of them.
Calling rural Colorado STEM teachers: join us for the STEM Career Connections Summer Institute at the NSF NCAR Mesa Lab this June! Apply by April 17, 2026, for an opportunity to build STEM career pathways for middle and high school students in your rural district: www.eventbrite.com/e/stem-caree...
For National AI Literacy Day, NCAR CISL scientists will discuss AI machine learning models & visualizations along w/ emerging opportunities & challenges of AI application in Earth system science. Join us virtually on Friday, March 27, at 11 AM MDT. https://bit.ly/4bPLAMR
Five people sitting around a table with laptops open and pages from a classroom activity on top
Four educators standing around a table working on a demonstration with modeling clay on a cookie sheet
Recently, the SciEd team had the opportunity to partner with faculty at @lsu.bsky.social to host a one-day teacher workshop focused on hurricane science and resilience along the Gulf Coast.
A woman in 1968 works at a large wooden table in the library.
Three people sitting at a table in the library, visible through two shelves
To close out Smithsonian Afilliations #MuseumLibraryWeek, we’re reflecting on why this work matters!
Behind every breakthrough, there’s a record, thoughtfully organized and made accessible for the future.
The logo for the 107th AMS Annual Meeting.
🗓️ Save the date for the 107th Annual Meeting!
Join us 10–14 January, 2027, in Denver, CO, & online. This year’s theme is “PEOPLE: People Educated On Planet Live Empowered.” 🌎👥
Learn more and check out important dates: https://bit.ly/40FTbZl #AMS2027
