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Check Out New LASSO-ENA Simulations and Web Tools

William Gustafson, who leads the Large-Eddy Simulation (LES) ARM Symbiotic Simulation and Observation (LASSO) activity, shares how you can access what is now available for the new Eastern North Atlantic (ENA) shallow marine cloud scenario.

24 November 2025

SGP Aerosol Observing System Gets Excellent Review From Global Body

A World Calibration Centre for Aerosol Physics representative provides a report with observations and recommendations from his July 2025 system audit at ARM’s Southern Great Plains (SGP) atmospheric observatory in Oklahoma.

24 November 2025

ARM to Launch Lidar Intercomparison at Southern Great Plains Observatory

This effort in Oklahoma aims to evaluate and benchmark the performance of different ARM lidars under a range of atmospheric conditions, and ARM welcomes participation from principal investigators interested in contributing guest instruments to the intercomparison.

21 November 2025

ARM User Executive Committee Announces New Roles

New vice-chair Xue Zheng and subgroup members are now in place for the committee, which represents the user community in interactions with ARM management.

20 November 2025
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Atmospheric Radiation Measurement (ARM) | Reviewed March 2025