Millimeter Cloud Radar Measurements from Summit Station, Greenland

Summit Station, Greenland hosts raw vertical measurements from a 35 GHz Millimeter Cloud Radar (MMCR) operated by NOAA's Earth System Research Laboratory. The dataset contains radar reflectivity, signal-to-noise ratio, mean Doppler velocity, and Doppler spectrum width parameters for tropospheric clouds. Data collection was supported by the NSF's Arctic Observing Network Program, with records last updated in December 2020.

Use Cases

• Analyzing cloud vertical structure and type classification using radar reflectivity and Doppler spectrum width.
• Studying cloud dynamics and particle motion via the mean Doppler velocity measurements.
• Assessing signal quality and data reliability for specific time periods using the signal-to-noise ratio parameter.
• Investigating tropospheric cloud properties across four distinct operational radar modes.

Strengths

• Data from a specialized 35 GHz Ka-band radar with a narrow 0.3-degree beamwidth.
• Contains four core atmospheric parameters: reflectivity, SNR, Doppler velocity, and spectrum width.
• Operated by NOAA's Earth System Research Laboratory with NSF support, indicating institutional credibility.

Limitations

• Specific row count, file size, and temporal coverage range are not provided.
• Data is from a single geographic location (Summit Station), limiting spatial generalizability.
• Last update recorded in 2020, which may limit analysis of recent atmospheric conditions.

Provenance

Source

National Oceanic and Atmospheric Administration (NOAA) Earth System Research Laboratory.

Collection Method

Vertical measurements from a ground-based 35 GHz Millimeter Cloud Radar (MMCR) using four alternating operational modes.

Freshness

Last updated 2020-12-31.

Geography

Summit Station, Greenland.