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FORECAST CONTEXT

DATA THROUGH 2026-10-12 · UPDATED 2026-10-13 11:02 UTC

ERA5 + GFS2.5°DAILY
BriefingOfficial indicesOfficial · Oceans & ENSO
NCEI_IOD

Indian Ocean Dipole, ERSSTv5 (NCEI)

West (50–70°E, 10°S–10°N) minus east (90–110°E, 10°S–0°) ERSSTv5 anomaly. — Saji et al. 1999 · base provider (ERSSTv5)