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Image: Flow Visualization - A Course in the Physics and Art of Fluid Flow
Flow Visualization Home Galleries Course Info Links
2007 Gallery - Clouds 1
For their second assignment, students were asked to photograph clouds, which represent a fabulous form of flow visualizaiton, available to everyone. The students also were asked to comment on the stability of the atmosphere based on skew-T plots, and on the atmospheric physics demonstrated in their images.
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Tracy Eliasson

Altocumulus undulatus (billow clouds), caused by wind shear which results in a Kelvin-Helmholtz instability. Boulder, CO 9/14/07, 8am.
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Michael Long

Altocumulus stratiformis undulatus, showing the breakup of the stratus layer. Boulder CO, 10/11/07.
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Darwin Millard

Altocumulus stratiformis undulatus, facing east with anti-crepuscular rays.
Brock Ewing

Altocumulus floccus, Boulder, CO, 9/1/07.
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Ray (Hsin Jui) Wu

Altocumulus. Lyons, CO, 9/1/07, 7:25 pm.
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Megan Firestone

Altocumulus. Boulder, CO, 9/14/07, 5:50 am.
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Amanda Barnes

Altocumulus with sun pillar. Denver, CO 9/1/07, 7 pm.
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Kaite McNally

Altocumulus with crepuscular rays, Boulder, CO, 9/4/07, 6:30 pm.
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Daniel Bodenstein

Cumulus humilis. Canyonlands, UT, 10/11/07, 2 pm.
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Shane Fagan

Cumulus humilis. Boulder, CO, 9/2007, 2 pm.
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Justin Cohee

Cumulus humilis. Boulder, CO, 10/10/07, 6 pm.
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Jake Dembeck

Cumulus fractus, or fractocumulus, from a dissipating cumulus humilis. Boulder, CO, 9/8/07.
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Grant Crowley

Altocumulus, Boulder CO 9/4/07, 7:30 pm.
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Owen Hnath

Altocumulus, some undulatus. Boulder, CO, 9/20/07, 5 pm.
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Joseph Graham

Altocumulus. Boulder, CO, 9/23/07, 7:30 pm.
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Erik Hansen

Altocumulus. Panorama stiched from 7 images. Boulder, CO, 9/23/07, 6:45 am.
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Travis Gaskill

Stratus patches below altocumulus. Boulder, CO, 9/9/07, 6:30 pm.
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Chris O'Loughlin

Cirrocumulus above orographic stratocumulus, Boulder CO, 10/4/07, 5 pm. Left, facing west; right; facing east.
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Barry Whittaker

Altocumulus opacus perlucidus. Boulder, CO, 9/23/07, 9 am.
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David Levine

Orographic altocumulus below altostratus opacus. Superior CO, 9/16/07, 5 pm, looking west.
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Brian Larsen

Night image of altocumulus lenticularis. Boulder, CO, 9/26/07, 10:30 pm.
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Trisha Harrison

Likely mountain wave Altocumulus. Boulder, CO, 9/07, 1:30 pm.
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J. Chris Miller

Foehn cloud wall over Rockies. Looking northwest from Boulder, CO, 10/7/07, 6 am.
Time lapse at 1:60.
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Vanessa Ready

Cumulus congestus, from a plane, Southeast US, 8/21/07, 2:30 pm.
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Brittany Moore

Dissipating thunderstorm (cumulonimbus). Lyons, CO, 9/3/07, 5 pm.
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Brian Roche

Time lapse at 4 frames per minute showing cumulus changing to cumulus congestus with rain (praecipitatio) Boulder, CO 10/7/07.
Video 1   2   3   4  5  
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Mu Hong Lin

Mamma on the anvil (incus) of a thunderstorm (cumulonimbus). Boulder, CO 10/7/07, 6 pm.
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Gordon Browning

Mamma on a cumulonimbus. Boulder, CO, 9/27/07, 7 pm..
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Sean Hulings

Cirrus duplicatus, as shown by the two fiber directions. Also with parhelia: sun dog and halo, caused by refraction through ice crystals. Boulder, CO, 10/9/07, 7:30 pm.
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Robert Irmiger

Cirrus. Boulder, CO, 10/9/07, 1 pm.
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Phil Bollam

Cirrus fibratus. Boulder, CO, 10/9/07, 2 pm.
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Eli Luke

Cirrus fibratus, sun dog, and contrail. Boulder, CO, 9/27/07, 5 pm.
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Geoff Duckworth

Cirrocumulus. Continental divide, central CO, 9/15/07, 6 pm.
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Christopher Osborn

Cirrus with contrail distorted by wind shear. Boulder CO 10/11/07, 6:30 am.
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Mark Rizzuto

Cirrus fibratus with contrails. Boulder, CO, 10/07, 6 pm.
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