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Hemispheric Sky Imager (HSI) Sky Cover Imagery



This dataset contains Hemispheric Sky Imager (HSI) Sky Cover Imagery taken during the Cooperative Atmosphere Surface Exchange Study in 1997 (CASES-97) from 16 April 1997 to 22 May 1997. The images are in JPEG format, were taken every minute, and are available as daily tar files. See the Cases97_HSI_ReadMe.txt document for more information.

Data access

  • ORDER data for delivery by FTP

Additional information

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Related projects
Spatial Type raster
Frequency 1 minute
Language English
GCMD Science Keywords Expand keywords

Temporal coverage

Begin datetime 1997-04-16 00:00:00
End datetime 1997-05-22 23:59:59

Spatial coverage

Map data from IBCSO, IBCAO, and Global Topography.

Maximum (North) Latitude: 45.00, Minimum (South) Latitude: 32.00
Minimum (West) Longitude: -106.00, Maximum (East) Longitude: -86.00

Primary point of contact information

EOL Data Support <>

Additional contact information


Example citation following ESIP guidelines:

Long, C. 2015. Hemispheric Sky Imager (HSI) Sky Cover Imagery. Version 1.0. UCAR/NCAR - Earth Observing Laboratory. Accessed 28 Jan 2022.

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This dataset does not have a DOI. If you plan to cite this dataset, please email us to request a DOI, which will improve the searchability and cross-referencing of the citation.

Ancillary information

Metadata download

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