500 mb heights
Notes:
This loop of images shows the development of a deep 500 mb trough over the northeast U.S., to the south of a persistent blocking ridge over southern Greenland. The closed low retrograded slightly to the west on the 3rd.|
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Valid Sat 0000 UTC 02-Jan-2010 Valid Sat 1200 UTC 02-Jan-2010 Valid Sun 0000 UTC 03-Jan-2010 Valid Sun 1200 UTC 03-Jan-2010 Valid Mon 0000 UTC 04-Jan-2010 |
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Slide 2