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Reconstructed monthly NAO (RNAO)

Reconstructed monthly NAO index back to December 1658

Note, the monthly values from December 1658 to November 1900 are Luterbacher et. al. (1999,2002) reconstructions, the data from December 1900 to July 2001 are derived from Trenberth and Paolino (1980, updated, data are available through: http://dss.ucar.edu/datasets/ds010.1/data/)

Time Interval: Monthly
Time Coverage: 1658 to 2001
Update Status: Infrequently

Get Data:

RNAO: Standard PSD Format (What is standard format?)
RNAO: Original Format

Data is from NPSD via the page ftp://ftp.ncdc.noaa.gov/pub/data/paleo/historical/north_atlantic/nao_mon.txt.

References:
  1. Luterbacher, J., Xoplaki, E., Dietrich, D., Jones, P.D., Davies, T.D., Portis, D., Gonzalez-Rouco, J.F., von Storch, H., Gyalistras, D., Casty, C., and Wanner, H., 2002. Extending North Atlantic Oscillation Reconstructions Back to 1500. Atmos. Sci. Lett., doi:10.1006/asle.2001.0044.
  2. Luterbacher, J., C. Schmutz, D. Gyalistras, E. Xoplaki, and H. Wanner, 1999: Reconstruction of monthly NAO and EU indices back to AD 1675, Geophys. Res. Lett., 26, 2745-2748.

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Updated: Oct 15, 2009 15:06:01 MDT
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