Download Climate Timeseries

Arctic Oscillation (AO) Index

The loading pattern of the AO is defined by CPC as the leading mode of Empirical Orthogonal Function (EOF) analysis of monthly mean 1000mb height during 1979-2000 period.

Time Interval: Monthly
Time Coverage: 1950 to Feb 2005
Update Status: Periodically updated

Get Data:

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

Source:
Data is from NOAA/CPC at http://www.cpc.ncep.noaa.gov/products/precip/CWlink/daily_ao_index/ao_index.htmll
References:

  1. list at NOAA/CPC
[ SOI | NAO | Rec NAO | AO | AO 20thCR | PDO | NP | TPI | Iceland P | Azores P | Gilbralter P | Nagasaki P | Madras P ]
[ Niño1+2 | Niño3 | Niño3.4 | Niño 4 | AMO | Global T stations | Global T+SST (NASA) | Global T+SST (CRU) | Sunspots ]



This page hosted by:
NOAA ESRL Physical Sciences Division
Document maintained by Cathy Smith (cathy.smith@noaa.gov)
Updated: Apr 23, 2013 14:58:12 MDT
http://www.esrl.noaa.gov/psd/gcos_wgsp/Timeseries/AO/index.html
Jump to NOAA web site | Jump to CIRES web site