ARM IOP, Fall 1997
Wyoming King Air Data Samples

September 16

Radar images were acquired with the Wyoming Cloud Radar (WCR)

Location: CART Site, Lamont, Oklahoma

Sample data segments (UTC)

18:14:10-18:17:00 Flight level: 4900 m; -2.0 to -0.4 deg C

18:17:10-18:20:10 Flight level: 4600 m; -0.2 deg C

18:20:20-18:22:55 Flight level: 4600 to 4200 m; -0.2 to +1.2 deg C

18:28:25-18:30:35 Flight level: 4200 m; +1.1,-1.0 deg C

Stratocumulus layer at flight level. Cirrus at 8000 m.

Note that this image, and others on this page, are displayed in actual 1:1 proportions.

Horizontal section through stratocumulus at 4600 m altitude

Samples are shown below of the different crystal types corresponding to low and high ZDR values

Particle images from 2DC probe (800 micrometer high bands):

18:18:33	18:19:32

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Vertical profile from stratus at flight level and cirrus above

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Side looking beam; 4200 m altitude (with turn) in stratocumulus layer.

Samples are shown below of drizzle drops and of crystals corresponding to the near-zero and high ZDR values before and after the turning maneuver.

Particle images from 2DC probe (800 micrometer high bands):

18:28:21	18:29:58

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Atmospheric Science
University of Wyoming