NSF Unidata is hiring! We are seeking an enthusiastic and collaborative professional to join our team as a Program Specialist IV – Community Services & Partnerships Manager. More information: buff.ly/lwKemu7

There’s still time to get your “limited edition” Unidata luggage tag!

NSF Unidata@unidata.bsky.social · 6mo ago

There's a lot going on today for NSF Unidata staff -- and our 2025 summer interns! -- at #AMS2026. Check our schedule at buff.ly/NIXTDSe for talks and posters, or come chat at the UCAR booth (#119 in the exhibit hall) from 1-6pm.

Are you at #AMS2026? Come chat with NSF Unidata staff members at the UCAR booth (#119 in the exhibit hall) from 9:45am - noon this morning. We'll also be there from 3:00-6:00pm, and from 1:00-6:00pm on Wednesday. Check our schedule for times: buff.ly/NIXTDSe

Howdy folks attending #AMS2026! If you'd like to chat with staff members from the NSF Unidata Program Center, we'll be at the UCAR booth (#119 in the exhibit hall) on Tuesday and Wednesday. Check our schedule for times: buff.ly/NIXTDSe

Do you love to write code or teach others about data-centered Earth Systems Science? Interested in the interplay of science and data? The NSF Unidata Summer Internship program is looking for you! Apply by February 6, 2026 to work with us next summer: buff.ly/5nsLdRu

The 2nd Edition of my textbook is now available! Biggest updates are in figure quality, including soundings based on SounderPy output thanks to @wxkylegillett.bsky.social making it freely available! shop.elsevier.com/books/synopt... www.amazon.com/Synoptic-Ana...

We’ll have a 1.7.1 bug fix release before 1 Sep 2025 that will update the MetPy NEXRAD clients.

NSF Unidata@unidata.bsky.social · 12mo ago

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

✨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

✨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

arcg.is

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

NSF Unidata Pause in Most Operations

NSF Unidata Pause in Most Operations

unidata.ucar.edu

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...

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...

github.com

✨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

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?...

MetPy Mondays #327 – Complicated Layouts with GridSpec

YouTube video by NSF Unidata

youtu.be

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

If you've been looking for a quick way to make some GOES composites (e.g. geocolor, airmass), here's a notebook showing how to do it using SatPy and AWS S3 data (optionally a little bit of the next @metpy.bsky.social release). gist.github.com/dopplershift...

Create GOES composite imagery products in Python using SatPy and data from public AWS S3 buckets.

Create GOES composite imagery products in Python using SatPy and data from public AWS S3 buckets. - GOES Composites with SatPy.ipynb

gist.github.com

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?...

MetPy Mondays #326 - Use KDTree and MetPy to Find the Nearest METAR

YouTube video by NSF Unidata

youtu.be

Made a new Gridded RH Observations graphics function for the next update in FireWxPy. We use the different interpolation methods found in @metpy.bsky.social's interpolate_to_grid() function. I set the default interpolation_method='cressman'. #python #dataviz #weather

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...

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?...

MetPy Mondays #324 - Build a Custom Local Data Cache with Python

YouTube video by NSF Unidata

youtu.be

🌍 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...

MetPy Mondays #323 - Mapping Wind Roses on OpenStreetMap with CartoPy

YouTube video by NSF Unidata

youtube.com

Deadline is in 2 days!

NSF Unidata@unidata.bsky.social · 2y ago

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...

Discover how to animate GOES satellite imagery of Hurricane Helene using Python's powerful libraries! In this MetPy Monday episode, we dive into the goes2go library to fetch GOES-16 ABI data and create stunning animations with Matplotlib’s FuncAnimation! www.youtube.com/watch?v=lxl1...

MetPy Mondays #321 - Visualizing Hurricane Helene with Python’s GOES2GO

YouTube video by NSF Unidata

youtube.com

Now we are bringing in the ensembles & as a reminder to folks why @metpy.bsky.social is a powerful tool since vorticity isn't a field in the ensembles like it is in the deterministic models. However, we can use metpy.calc to calculate vorticity from the u & v wind components in the ensemble field.

Ever struggled to decode GRIB files with xarray+cfgrib/eccodes that have parameters it doesn't understand? This notebook should help you make the process a bit easier: gist.github.com/dopplershift...

Jupyter notebook demonstrating how to create custom GRIB definitions to use with eccodes

Jupyter notebook demonstrating how to create custom GRIB definitions to use with eccodes - Custom ECCODES GRIB definitions.ipynb

gist.github.com

In this MetPy Mondays episode, learn how to make your plots smarter by setting units as Matplotlib axis properties! Stop manually converting your data and let Python handle it for you. #metpymonday www.youtube.com/watch?v=TT1p...

MetPy Mondays #319 - Streamline Your Matplotlib Plots with Units!

YouTube video by NSF Unidata

youtube.com

Come spend a summer working on MetPy!

NSF Unidata@unidata.bsky.social · 2y ago

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...

Siphon v0.10.0 has been released, with a lot of fixes to work with current versions of things like xarray, numpy, and protobuf, and support for Python 3.10-3.13. It also has bug fixes for things like Hyrax catalogs and Wyoming upper air archive access. Full release notes: github.com/Unidata/siph...

Release 0.10.0 · Unidata/siphon

Highlights Updates to for compatibility with xarray, numpy, and protobuf Updated to support Python versions 3.10-3.13 Improvements to parsing data from Wyoming upper air as well as support for req...

github.com

Learn how to customize SkewT diagrams based on a recent question on GitHub! #Metpymonday #Meteorology #PythonForWeather #AtmosphericScience #DataVisualization youtu.be/3iPujH33WsI

MetPy Mondays #318 - Customizing Skew-T Diagrams: NCL-Inspired Python Plots

YouTube video by NSF Unidata

youtu.be