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ARM Releases New Browser for Intensive Operational Period Data
Changes are designed to add up to a smoother user experience The Atmospheric Radiation Measurement (ARM) User Facility has rolled out a new Intensive Operational Period (IOP) Browser—located at iop.arm.gov—to improve the experience of users wanting to find and download ARM IOP data, including products from principal investigators and data collected during field campaigns. This…
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New and Updated Cloud Droplet Number Concentration Data Available
The Droplet Number Concentration value-added product (NDROP VAP) has been processed for the 2023–2024 Eastern Pacific Cloud Aerosol Precipitation Experiment (EPCAPE) in La Jolla, California. In addition, the VAP has been updated to use reprocessed multifilter rotating shadowband radiometer data from the Eastern North Atlantic (ENA) atmospheric observatory in the Azores. Cloud droplet number concentration…
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Submit Nominations for 2025 ARM Service Awards
The leadership of the Atmospheric Radiation Measurement (ARM) User Facility again seeks nominations to recognize ARM staff for their outstanding service to ARM and its users. This will be the seventh consecutive year of the ARM Service Awards, which honor individuals or teams for exceptional efforts to support their colleagues and the user community. Examples…
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Large-Scale Forcing Data Released for EPCAPE Campaign
Continuous large-scale forcing data are now available for the Eastern Pacific Cloud Aerosol Precipitation Experiment (EPCAPE), conducted by the Atmospheric Radiation Measurement (ARM) User Facility from mid-February 2023 through mid-February 2024 in La Jolla, California. Forcing data for EPCAPE were developed from a constrained variational analysis approach documented in Zhang and Lin (1997) and Zhang…
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New Lidar Evaluation Data Product Provides Aerosol Features
A new evaluation value-added product (VAP) from the Atmospheric Radiation Measurement (ARM) User Facility uses lidar to identify aerosol features, including the top and base heights of the aerosol layers. The Lidar AEROsol feature MASK (LIDARAEROMASK) VAP leverages the remote sensing capability of ARM lidar systems. It provides information on the vertical distributions of aerosols…
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2025 Joint ARM User Facility and ASR PI Meeting
The 2025 Joint Atmospheric Radiation Measurement (ARM) User Facility/Atmospheric System Research (ASR) Principal Investigators Meeting took place Monday, March 3, to Thursday, March 6, 2025, at the Rockville Hilton Hotel and Executive Meeting Center in Rockville, Maryland, and online. This meeting brought together ARM users, ARM infrastructure members, and ASR scientists to review progress and plan future…
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From the Outgoing User Executive Committee (UEC) Chair
The ARM User Executive Committee (UEC) is eager to engage with you. This is the final message from outgoing UEC Chair Jennifer “Jen” Delamere. Farewell From Fairbanks January 24, 2025, Fairbanks, Alaska This morning, I sit in my home with a strong coffee beside me, darkness out the window, 31 degrees F in town, and rain…
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Welcome to the New-Look ARM.gov!
ARM’s external news and information portal gets a refresh The Atmospheric Radiation Measurement (ARM) User Facility just launched its refreshed external news and information portal, ARM.gov, after more than eight years with the previous look. The aim of the refreshed ARM.gov is to meet user needs with an audience-focused design instead of the previous news-focused…
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Busy at Bankhead
More instruments are going up at ARM’s newest long-term observatory, and science activity is increasing Since October 2024, the Atmospheric Radiation Measurement (ARM) User Facility has provided data from its Bankhead National Forest (BNF) atmospheric observatory in northern Alabama. Data from new BNF sites and instruments will soon be on the way. With support from…
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Improved Broadband Irradiance Data Released for EPCAPE Campaign
The Atmospheric Radiation Measurement (ARM) User Facility’s longtime recommended datastream for broadband surface irradiance measurements is Data Quality Assessment for ARM Radiation Data (QCRAD). The QCRAD value-added product (VAP) is now available for the Eastern Pacific Cloud Aerosol Precipitation Experiment (EPCAPE), which ran from February 15, 2023, to February 14, 2024, in La Jolla, California.…