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Dropsondes were deployed on the NASA DC-8 during the Olympic Mountain Experiment (OLYMPEX) field campaign. 17 research flights were conducted, during which 53 dropsondes were launched between November 12 and December 19, 2015. 


Data access

  • ORDER data for delivery by FTP

Additional information

Data Quality final
  • 1.0 (2016-07-01):

    This data has corrected filenames along with a temperature dependent dry bias correction.

  • 2.0 (2016-07-07):

    This dataset has been corrected to remove GPS lat/lon spikes.

(Only the current version of the data is available to order. If you have questions about a prior version, please email us.)
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Related projects
Spatial Type point
Frequency < 1 second
Progress completed
Language English
GCMD Science Keywords Expand keywords
Related links

Temporal coverage

Begin datetime 2015-11-02 00:00:00
End datetime 2015-12-19 23:59:59

Spatial coverage

Map data from IBCSO, IBCAO, and Global Topography.

Maximum (North) Latitude: 48.20, Minimum (South) Latitude: 46.30
Minimum (West) Longitude: -129.00, Maximum (East) Longitude: -125.00

Primary point of contact information

EOL Data Support <>


UCAR/NCAR - Earth Observing Laboratory. 2016. OLYMPEX NCAR/EOL AVAPS Dropsonde Data. Version 2.0. UCAR/NCAR - Earth Observing Laboratory. Accessed 27 May 2024.

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