Teleconnections - PNA / NAO / AO / AAO

Teleconnection Pattern Calculations

Climate Prediction Center - Procedures for NAO/PNA and AO/AAO Calculations

Pacific - North American Pattern (PNA)

Climate Prediction Center - Pacific - North American Pattern (PNA) Information
Climate Prediction Center - Pacific - North American Pattern (PNA) Discussion
Climate Prediction Center - Pacific - North American Pattern (PNA) Loading Pattern

Daily PNA Index	3-Month Running Mean PNA Index
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North Atlantic Oscillation (NAO)

Climate Prediction Center - North Atlantic Oscillation (NAO) Information
Climate Prediction Center - North Atlantic Oscillation (NAO) Discussion
Climate Prediction Center - North Atlantic Oscillation (NAO) Loading Pattern

Daily NAO Index	3-Month Running Mean NAO Index
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Arctic Oscillation (AO)

Climate Prediction Center - Arctic Oscillation (AO) Information
Climate Prediction Center - Arctic Oscillation (AO) Loading Pattern

Daily AO Index	3-Month Running Mean AO Index
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Antarctic Oscillation (AAO)

Climate Prediction Center - Antarctic Oscillation (AAO) Information
Climate Prediction Center - Antarctic Oscillation (AAO) Loading Pattern

Daily AAO Index	3-Month Running Mean AAO Index
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