North Atlantic Oscillation

Predictability

T at 1000 hPa (shaded), Z700 (black), u200 (green)

NCEP/NCAR

Data Analysis

Climate variability

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

Climate predictability

• Linear model

• Analog technique

EOF

CCA

POP

MICOM

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NAO