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.

A person wearing a navy ARM beanie and black puffer jacket looks down at an open laptop screen next to a six-bladed uncrewed aerial system. In the distance are instruments spaced out across snow-covered ground and a large mountain.

SAIL Campaign, ARM Get Nods on BAMS Cover

13 January 2025

The Surface Atmosphere Integrated Field Laboratory (SAIL) campaign and a partner study in Colorado are featured in a new issue of the Bulletin of the American Meteorological Society (BAMS).

Keep up with the Atmospheric Observer

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

Subscribe Now

News

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

Prepare for the 2025 ARM/ASR Joint Meeting!

The next Joint ARM User Facility/Atmospheric System Research (ASR) Principal Investigators Meeting will be March 3 to 6, 2025, in the Washington, D.C., area.

10 February 2025

See All

Features

A person leans over to look at the adjustment they are making to a set of radiometers.

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

5 Years Later, Updates From 4 DOE Early Career Awardees

Scientists share their accomplishments with ARM data during their five-year U.S. Department of Energy Early Career Research Program projects.

26 November 2024

See All

Data Announcements

The x-axis of the plot is labeled Time in UTC (HH) from 0 to 24 and the y-axis Height (m) from 0 to 4,000. The legend shows 1 to more than 1,000 N(ccn)/cc.

Cloud Condensation Nuclei Vertical Profile Data Product Extended to ENA

The Retrieved Number concentration of Cloud Condensation Nuclei (RNCCN) value-added product is now available for evaluation for the Eastern North Atlantic (ENA) atmospheric observatory.

15 January 2025

Users Ask for New Arctic Aerosol Measurements, and ARM Listens

ARM has installed a set of three instruments at a NOAA site in Utqiaġvik (formerly Barrow), Alaska, to help give scientists a richer picture of atmospheric particles in the Arctic.

26 November 2024

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

A closeup shot of ARM radars and lidars with grass in front and a rocky hillside in the background

Check Out ARM’s 2024 Annual Report

ARM’s latest annual report is now available online, summarizing facility activities from fiscal year 2024.

2 January 2025

New Plan Details ARM’s Aerosol Priorities for Fiscal Year 2025

This is the second consecutive year in which ARM has published its aerosol operations plan, responding to recommendations from ARM’s aerosol science constituent group.

26 November 2024

See All