bluewave Posted January 12, 2011 Share Posted January 12, 2011 After being in -PNA mode for some time now,the models are making a move toward more of a +PNA pattern. Link to comment Share on other sites More sharing options...
Ji Posted January 12, 2011 Share Posted January 12, 2011 maybe this is the change we need to get snow into the Mid Atlantic South of Philly and North of Richmond Link to comment Share on other sites More sharing options...
feb11th1983 Posted January 12, 2011 Share Posted January 12, 2011 we got a dusting in Richmond from this last storm before a change to ice. It hasn't been a good winter in Richmond either. We did get about 5 inches the day after xmas.. Link to comment Share on other sites More sharing options...
weathervswife Posted January 13, 2011 Share Posted January 13, 2011 AO is forecasted to go negative at about the same time. I'm not sure why the NAO will be so positive while the AO is negative. Link to comment Share on other sites More sharing options...
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