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HOME > Monitoring and Data > Monitoring Atlantic Hurricane Potential > Subtropical Ridge Index
Subtropical Ridge Index
200-hPa Subtropical streamfunction index based on the difference in area-averaged anomalies between the Northern Hemisphere (15-30N) (60W-60E) and the Southern Hemisphere (15-30S) (60W-60E) for (top) daily; (middle) 5-day; and (bottom) monthly anomalies.

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Page last modified: September 30, 2002
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