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FORECAST CONTEXT

DATA THROUGH 2026-11-07 · UPDATED 2026-11-08 11:26 UTC

ERA5 + IFS2.5°DAILY
ENSO_C

C index (central Pacific ENSO)

(PC1 + PC2)/√2 of the same EOFs (EOF2 signed negative in the far eastern Pacific). — Takahashi et al. 2011