FORECASTCONTEXT.COM · THE LARGE-SCALE STATE BEHIND THE FORECAST BRIEFINGMOTIONOUTLOOKMETHODSAPI☀ AUTO

FORECAST CONTEXT

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

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

PDO, Mantua/JISAO (PSL copy)

Original Mantua et al. PDO (UW/JISAO lineage, OISST-updated) as republished by PSL. — Mantua et al. 1997 · base provider (1900–1993 EOF)