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
O3D_NPGO

North Pacific Gyre Oscillation

Second EOF of NE Pacific SSH; updated from AVISO altimetry (recent months preliminary). — Di Lorenzo et al. 2008 · base 1950–2004 EOF