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Atmospheric Sounding Visualization. Sancho McCann. Outline. Domain description Current presentation formats Proposed Solution Progress. Pressure. Altitude. Temperature. Dewpoint. Soundings. Soundings. 72694 SLE Salem Observations at 12Z 08 Oct 2006

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Atmospheric Sounding Visualization

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Atmospheric sounding visualization

Atmospheric Sounding Visualization

Sancho McCann


Outline

Outline

  • Domain description

  • Current presentation formats

  • Proposed Solution

  • Progress


Soundings

Pressure

Altitude

Temperature

Dewpoint

Soundings


Soundings1

Soundings

72694 SLE Salem Observations at 12Z 08 Oct 2006

-----------------------------------------------------------------------------

PRES HGHT TEMP DWPT RELH MIXR DRCT SKNT THTA THTE THTV

hPa m C C % g/kg deg knot K K K

-----------------------------------------------------------------------------

1020.0 61 6.0 3.8 86 4.95 0 0 277.6 291.2 278.4

1000.0 224 10.0 6.9 81 6.28 15 4 283.1 300.7 284.2

997.0 249 10.2 7.1 81 6.38 17 5 283.6 301.5 284.7

990.3 305 10.0 6.8 80 6.30 20 6 284.0 301.6 285.0

954.6 610 9.0 5.2 77 5.83 25 9 286.0 302.6 287.0

925.0 871 8.2 3.8 74 5.46 5 12 287.7 303.4 288.6

920.2 914 8.1 4.0 75 5.56 5 12 288.0 304.0 289.0

909.0 1015 7.8 4.4 79 5.80 2 14 288.7 305.4 289.7

902.0 1079 8.8 -11.2 23 1.81 360 15 290.4 296.0 290.7


Current presentation methods

Current Presentation Methods

Emagram


Current presentation methods1

Current Presentation Methods

Skew-T Log-P


Critique

Critique

  • Much training required

  • Difficult to compare quickly

  • Difficult to use for presentation to novice students

  • Easy to distribute

  • Complexity might aid understanding


Previous work

Previous Work

  • Only modifications to Skew-T

  • Haeger: Vertical ocean profiles


Atmospheric sounding visualization

S.D. Haeger. Vertical representation of ocean temperature profiles with a gradient feature model. In Proceedings of OCEANS '95. MTS/IEEE 'Challenges of Our Changing Global Environment'. San Diego, CA, 1995


Proposed solution

Proposed Solution

  • Derive variables

  • Display on an annotated bar plot


Atmospheric sounding visualization

Use

  • 14-17 year olds that have just completed an introduction to meteorology class


Implementation details

Implementation Details

  • Data source: http://weather.uwyo.edu/upperair/sounding.html

  • Java/swing in Eclipse


Outstanding issues

Outstanding Issues

  • Interaction with sounding plot

  • Small multiple layout for comparisons by location or time

  • How to force a visual link

Slope of temperature

Stability


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