20th Century Reanalysis fields for November and December 2010 have been regenerated due to a misspecification of the sea surface temperature fields as of 25 May 2012. All derived files have been recomputed as of 18 June 2012. The re-run is supported by the US Department of Energy Office of Science
20th Century Reanalysis
Plot shows the NAO pattern with the anomalous 850mb zonal wind dipole over the eastern NH Atlantic ocean.
Options to produce plot are using the Monthly/seasonal 20th Century Plotting page: Google Earth
- variable=zonal wind
- use timeseries
- standardized values greater than 1 sigma