# Icechunk to be Adopted by the National Weather Service!

**URL:** <https://discourse.pangeo.io/t/icechunk-to-be-adopted-by-the-national-weather-service/5724>\
**Category:** News & Announcements\
**Created:** [June 4, 2026, 10:01pm UTC](https://discourse.pangeo.io/t/icechunk-to-be-adopted-by-the-national-weather-service/5724 "2026-06-04T22:01:05Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![TomNicholas](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.pangeo.io/tomnicholas/32/3189_2.png) [@TomNicholas](https://discourse.pangeo.io/u/TomNicholas)\
**Post date:** [June 4, 2026, 10:01pm UTC](https://discourse.pangeo.io/t/icechunk-to-be-adopted-by-the-national-weather-service/5724/1 "2026-06-04T22:01:06Z")

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Icechunk is coming to [weather.gov](https://www.weather.gov/)!

Thank you everyone for ideating, beta testing, using, evangelising, and contributing - to have Zarr at the centre of the most important production system in the US is a huge milestone for this entire community.

> **[Icechunk Adopted by the National Weather Service: Earthmover Joins Booz Allen...](https://www.earthmover.io/blog/icechunk-at-nws-cirrus)**
>
> Earthmover has teamed up with Booz Allen Hamilton on NWS CIRRUS — NOAA's new cloud-based operational data platform for the National Weather Service. Icechunk will serve as a core data format for the operational data lake.