Atmospheric Radiation Measurement Climate Research Facility US Department of Energy
The world’s premier ground-based observations facility advancing atmospheric and climate research

Tethered Balloon Call Deadline Extended

The deadline to submit preliminary proposals for ARM tethered balloon system missions in fiscal year 2026 has been extended to February 10.

 
 

A Look at CoURAGE

In and around Baltimore, Maryland, scientists, technicians, and students are poised for a year of measuring an urban atmosphere.

 
 

Early Career Success Stories

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

 
 
Tethered Balloon Call Deadline Extended A Look at CoURAGE Early Career Success Stories

Atmospheric Observatories

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AGU Honors ARM and ASR Community Members at 2024 Annual Meeting

AGU Honors ARM and ASR Community Members at 2024 Annual Meeting

Published: 17 January 2025

Facility News

Three members of the ARM and Atmospheric System Research (ASR) communities were honored at the 2024 American Geophysical Union (AGU) Annual Meeting in Washington, D.C.

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Check Out ARM’s 2024 Annual Report

Check Out ARM’s 2024 Annual Report

Published: 2 January 2025

Facility News, Publications

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

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Welcome to ARM

Check out our resources for new ARM users.

ARM Provides

Data

Access atmospheric data gathered during ARM’s 30 years of normal operations and field campaigns

Instruments

Explore more than 400 instruments that collect data at locales spanning diverse climate regimes

Campaigns

Conduct atmospheric science in strategic locations around the world

Models

Retrieve large-eddy simulation (LES) model simulations and analysis tools

Publications

Discover ARM-related research on clouds and aerosols, and their interaction with Earth’s energy balance and representation in earth system models