WW2010
University of Illinois

WW2010
 
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Archives
 
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Case Studies
 
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> veterans day snow
 
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Veterans Day Snow
 
  introduction
 
  personal perspective
 
> data and analysis
 
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Data and Analysis
 
  introduction
 
  snowfall totals
 
  radar imagery
 
> upper air data
 
  surface analysis
 
  lake erie temps
 
  weather statements

Upper Air Data
 
> introduction
 
  850 mb
 
  500 mb
 
  soundings
 
  x-sections

User Interface
 
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> text

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Upper Air Data
for the veteran's day storm

The following analyses are derived from upper air observations across the US and North America. These upper air conditions are a recorded using radiosonde or rawinsonde balloon ascents that normally occur twice daily. Observations from commercial aircraft instruments, as well as satellite vertical "sounding" data augment the balloon observations which composes the standard upper air observational network. This is the sole source of data that might give a three-dimensional look at the atmosphere.

However, the upper air data is sparser and reported less frequently than surface data, thus it is not possible to analyze upper air weather in the same detail as we look at surface weather. This is a decided disadvantage when looking at lake effect storms, since they often occur at a scale which is smaller than that of the upper air observational network.

850 mb
Discussion
500 mb
Discussion
Soundings Cross
Sections



Radar Imagery
Terms for using data resources. CD-ROM available.
Credits and Acknowledgments for WW2010.
Department of Atmospheric Sciences (DAS) at
the University of Illinois at Urbana-Champaign.

850 mb