Re: Why so cold in eastern U.S.? The NAO/AO are winter's wild card
Posted by
JAC on 12/30/2010, 7:32 am
NAO is part of the teleconnections picture
Blocking regimes also contribute to weather patterns and how troughs flow.
A large block has set up over eastern Siberia.
High pressure is returning to Greenland and stretching to Hudson Bay.
NAO is forecast to continue neagtive thru 1st half of Jan.



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Why so cold in eastern U.S.? The NAO/AO are winter's wild card -
AlligatorPointer,
12/29/2010, 2:53 pm- Re: Why so cold in eastern U.S.? The NAO/AO are winter's wild card - JAC, 12/30/2010, 7:32 am
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