12/30/00 1200 UTC Analysis


December 30, 2000 1200 UTC Water Vapor Satellite Imagery
December 30, 2000 1200 UTC Infrared Satellite Imagery
December 30, 2000 1200 UTC 300 Mb
December 30, 2000 1200 UTC 500 Mb
  • 300 Mb jet streaks have merged and become one primary jet from the southeast U.S. to southeast of Canada
  • Upper divergence has increased south of New England, seen in the 300 Mb plot and the expanding cloud mass through New England
  • One upper impulse is over the DELMARVA, denoted by darkening in the water vapor imagery, and the final, primary upper impulse is tracking through Georgia and Alabama
  • Line of enhanced cloudiness and convection extends south off the east coast
  • Upper ridge in western U.S. is less amplified than 24-36 hours ago as upper impulse in Washington and Idaho progresses east

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