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HOME > Climate System Monitoring > Analysis Charts and Monitoring Indices

Analysis Charts and Monitoring Indices

Notice: From 19 May 2021 onward, the products in this page are based on the new climatological normal (1991-2020 average) unless otherwise stated.

Notice: OLR-related products updated from October 2023 onward are based on NOAA CPC Blended OLR (CBO).

Analysis Charts



Monitoring Indices





Tokyo Climate Center, Climate Prediction Division.
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