North Atlantic Oscillation

Air-sea interaction

Variability of SST and surface winds over the Atlantic        

COADS

Data Analysis

Climate variability

• Air-sea interaction
  • Large scale
  • Upwelling
  • Sea ice
• Air-land interaction
  • Snow
• Local responses

Climate predictability

• Linear model

• Analog technique

Comprehensive ocean-atmosphere data (COADS) monthly data from January 1965 to December 1987

 

Canonical Correlation Analysis (CCA) Spatial patterns  Time evolution of CCA and  NAO index.

Principal Oscillation Patterns (POP) Spatial patterns of low-pass (>48) filtered data from January 1965 to December 1987 Variance accounted by POP48 Time evolution of POP48 and filtered NAO index.

CCA

POP

MICOM

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Roxana Bojariu Copyright © 2002-2008

NAO