NSF Unidata

NSF Unidata runs on community ideas, input, and energy! Meet the new folks joining our advisory committees this fall: buff.ly/2RF27zY

Hoping to present at the 2026 AMS Annual Meeting? The deadline for abstracts has been extended (again) until 27 August 2025. buff.ly/haOJOvX

Hoping to present at the 2026 AMS Annual Meeting? The deadline for abstracts has been extended until 21 August 2025. buff.ly/lMn3PLZ

NSF Unidata offers educators access to cloud-based JupyterHub servers tailored to their requirements. New this year: Jupyter-based access to GUI applications. Read more and learn how to request access: buff.ly/4Knt4hz

In conjunction with the AWS Open Datasets team, we are changing the AWS S3 bucket that contains up-to-date NEXRAD Level II archive data. There is a new bucket name and SNS notification topic, but no other changes. The legacy bucket name will be discontinued September 1, 2025. buff.ly/WVBvt26

AWIPS Tips: NSF Unidata AWIPS 23.4.1-1 Release AWIPS Tips: NSF Unidata AWIPS 23.4.1-1 Release

New AWIPS Tips: AWIPS Production Release v23.2.1-1

View the blog for more information:

✨The 2025 NSF Unidata Community Survey closes this Friday!✨
Take 15 minutes to share your insights and help guide NSF Unidata’s efforts in the coming years. It will really help us understand your Earth science data needs.

Take the Survey: arcg.is/zLOSW

#PoweredByUnidata

✨There’s still time to share your voice in the 2025 NSF Unidata Community Survey, closing June 20!✨
Help shape how we support the Earth sciences community. The survey should take no more than 15 minutes, and will really help us understand your needs.

🔗 Survey: arcg.is/zLOSW

#PoweredByUnidata

We at NSF Unidata are pleased to announce that we have now received funding from the National Science Foundation (NSF) for the next year of our five-year award. This allows us to end the current furlough of our staff and resume our operations. buff.ly/GafcZts

NSF Unidata Community Survey 2025

✨There’s still time to share your voice in the 2025 NSF Unidata Community Survey!✨
As our program center plans for future work, your feedback is essential to ensure we’re meeting the evolving needs of the Earth systems science community.

🔗 Take the Survey: arcg.is/zLOSW

#PoweredByUnidata

NSF Unidata Community Survey 2025

✨Calling on our community: your feedback fuels our future✨
The 2025 Unidata Community Survey is still accepting responses. By sharing your experience and ideas, you help us return better prepared to serve the Earth systems science community.

🔗 Take the Survey: arcg.is/zLOSW

#PoweredByUnidata

NSF Unidata Community Survey 2025

✨Reminder: The 2025 NSF Unidata Community Survey is still accepting responses✨
Your input is vital to help shape how our program center supports the Earth systems science community, especially as we prepare to resume work.

🔗 Take the Survey: arcg.is/zLOSW

#PoweredByUnidata

NSF Unidata Pause in Most Operations NSF Unidata Pause in Most Operations

Due to the current gap in funding from the U.S. National Science Foundation (NSF), the NSF Unidata Program is pausing most operations effective 12 May 2025. Nearly all staff will be furloughed until funds from our existing NSF grant become available. For more information, see buff.ly/d2TC1Oy

Want to see more learning opportunities like this in the future? Interested in furthering your machine learning skills? Let us know by filling out the 2025 NSF Unidata Community Survey!

arcg.is/zLOSW

📝New eLearning: Supervised Machine Learning Readiness 📝

Get started with ML in the Earth systems sciences with this self-paced no- and low-code learning series. Enroll for free today on NSF Unidata eLearning!

elearning.unidata.ucar.edu/course/view....

Running Pretrainined AI-NWP Models, Our Experience at NSF Unidata on Jetstream2 Running Pretrainined AI-NWP Models, Our Experience at NSF Unidata on Jetstream2

Our NSF Unidata team implemented AI-NWP models on Jetstream2 cloud resources! We've shown that using FourCastNet and Pangu on Jetstream2's GPU capabilities can generate a global forecast in under 20 seconds. See our complete findings and implementation guide in the full blog post: buff.ly/kqpvqmp

Release 1.7.0 · Unidata/MetPy Highlights New analytic LCL calculation based on Romps (2017) New saturation vapor pressure calculations, relative to both ice and liquid, using Ambaum (2020) Moisture/temperature dependent gas co...

MetPy 1.7.0 is out! Highlights include saturation vapor pressure (including over ice) and LCL calculations, automated high/low identification, and clients for accessing S3 archives of NEXRAD L2/L3, GOES, and ML weather prediction output (from NOAA/CIRA), and more! github.com/Unidata/MetP...

✨The 2025 NSF Unidata Community Survey is now live! ✨
Share your insights, support community progress.

Take 15 minutes to complete the survey, and as a thank you, you'll have the chance to enter a drawing for an NSF Unidata swag bag.

🔗 arcg.is/zLOSW

#PoweredByUnidata

YouTube video by NSF Unidata MetPy Mondays #327 – Complicated Layouts with GridSpec

Want a clean way to combine a Skew-T and time series in Python?
This week’s #MetPyMonday shows how to wrangle GridSpec for a tight layout with MetPy + Siphon. youtu.be/fzEJvnaXYJw?...

The 2025 NSF Unidata Community Survey is coming next week!

By participating in the survey, you'll also have the chance to enter a drawing for a NSF Unidata swag bag!

📬 Watch your inbox or visit us here for the link once it goes live.
#PoweredByUnidata

YouTube video by NSF Unidata MetPy Mondays #326 - Use KDTree and MetPy to Find the Nearest METAR

Need to know which METAR station is closest to your point of interest? Checkout this week's #metpymonday

We show you how to:
✅ Build a clean station list from MetPy
✅ Find the nearest station using KDTree
✅ Find distance with GeoPandas
#Python

youtu.be/nMTFb-8e1Nk?...

NSF Unidata is looking for creative people to help set the priorities and direction for our program. We need insights, ideas, and a better understanding of the science data challenges you're facing. Nominate someone (yourself?) to help us serve our community! www.unidata.ucar.edu/blogs/news/e...

There's still time to apply for a NSF Unidata grants to help you purchase hardware to support your Earth Systems Science project. The application process is easy, and the deadline to submit your proposal has been extended to April 7, 2025. www.unidata.ucar.edu/blogs/news/e...

YouTube video by NSF Unidata MetPy Mondays #324 - Build a Custom Local Data Cache with Python

Tired of downloading the same data over and over? In our latest #MetPyMonday, we show you how to build a local cache for NWS soundings! Learn how to automate your data retrieval and streamline your workflow in just a few minutes. youtu.be/Pl47QBjPlu4?...

Did you know that NSF Unidata provides grants to help you purchase hardware for projects that benefit your institution and the community at large? You can still take part in the 2025 program -- applications are due by March 28, 2025. buff.ly/fx4E6Az

AWIPS Tips: Python-AWIPS Release v23.1 AWIPS Tips: Python-AWIPS Release v23.1

New AWIPS Tips: Python-AWIPS Release v23.1

View the blog for more information:

YouTube video by NSF Unidata MetPy Mondays #323 - Mapping Wind Roses on OpenStreetMap with CartoPy

🌍 New #MetPyMonday! 🚀

This week, we’re mapping wind roses on OpenStreetMap using CartoPy! 📊🌬️

✅ Extract & plot wind data
✅ Overlay wind roses on real-world maps
✅ Customize map layers for meteorology & GIS

Watch now! 🎥 www.youtube.com/watch?v=neZt...

FireWxPy: A Python Package For Fire Weather Analysis And Forecasting

New blog post in our community project highlight series! FireWxPy: A Python Package For Fire Weather Analysis And Forecasting by @firewxguy.bsky.social www.unidata.ucar.edu/blogs/news/e...

Russ DeSouza with students

Can you think of someone who has helped you (and others!) on your path as an Earth Systems scientist? NSF Unidata's Russell L. DeSouza Award honors those who help our community share ideas, data, and software. It's easy to make a nomination! buff.ly/40zAgiq

Do you love to write code or teach others about data-centered Earth Systems Science? Maybe you're interested in the interplay of science and data? The NSF Unidata Summer Internship program is looking for you! Apply by January 24, 2025 to work with us next summer: www.unidata.ucar.edu/blogs/news/e...