News & Events

The Atmospheric Radiation Measurement (ARM) User Facility produces news and features, data announcements, event announcements, and highlights about its activities to keep users informed.

Screenshot of the top of the SONDE instrument page, featuring a launch photo, a mentor video, and buttons to access the instrument handbook and browse and cite data

Welcome to the New-Look ARM.gov!

27 February 2025

ARM.gov has gotten a refresh after more than eight years with its previous look. Peruse the site's new features!

Keep up with the Atmospheric Observer

Updates on ARM news, events, and opportunities delivered to your inbox

Subscribe Now

News

2025 Joint ARM User Facility and ASR PI Meeting

Upload your Joint Meeting poster and presentation files by April 7.

17 March 2025

ARM User Executive Committee Welcomes New Members

Thanks to your votes, seven new members are now representing you in interactions with ARM management. The committee also has a new chair.

26 February 2025

See All

Features

A shot looking up at the 140-foot tower with clouds floating above and tree leaves and branches seen in the bottom corners of the photo

Busy at Bankhead

More instruments are going up at ARM’s newest long-term atmospheric observatory, and science activity is increasing.

27 February 2025

Brave New CoURAGE Campaign Set to Begin

In and around Baltimore, Maryland, scientists, technicians, and students are poised for a year of measuring an urban atmosphere during the Coast-Urban-Rural Atmospheric Gradient Experiment (CoURAGE).

2 December 2024

See All

Data Announcements

The map shows the variational analysis domain for the sigma version of VARANAL for the EPCAPE field campaign. Enclosed by the black dots, the domain is centered at the ARM Mobile Facility site (red star) on the Ellen Browning Scripps Memorial Pier in La Jolla, California. Also shown is the variational analysis domain for the standard version of VARANAL, which is over ocean only and enclosed by the grey dots. A dark green star indicates the center of the ocean-only domain. Both domains have a radius of 75 kilometers. Image is from Cheng Tao, Lawrence Livermore National Laboratory.

Large-Scale Forcing Data Released for EPCAPE Campaign

Two evaluation versions of large-scale forcing data are now available for ARM's 2023–2024 Eastern Pacific Cloud Aerosol Precipitation Experiment (EPCAPE) in La Jolla, California.

1 April 2025

New Lidar Evaluation Data Product Provides Aerosol Features

A new ARM value-added product uses high-spectral-resolution lidar to identify aerosol features, including the top and base heights of the aerosol layers.

28 March 2025

See All

Events & Meetings

2024 AGU Presentations Featuring ARM Data

Virtual content from the 2024 American Geophysical Union (AGU) Annual Meeting will be available online until February 28, 2025.

9 January 2025

2025 AMS Presentations Featuring ARM Data

Check out ARM-related presentations happening during the 2025 American Meteorological Society (AMS) Annual Meeting from January 12 to 16 in New Orleans, Louisiana, and online.

3 January 2025

See All

Publications

ARM Fiscal Year 2025 Radar Plan Outlines Operational, Data Priorities

ARM’s newest radar plan outlines how engineering and data staff are prioritizing their time and effort in fiscal year 2025 to help ensure continued operational excellence of ARM’s radars.

13 February 2025