MJO amplitude (BoM) — Forecast Context

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FORECASTCONTEXT.COM · THE LARGE-SCALE STATE BEHIND THE FORECAST BRIEFING MOTION OUTLOOK METHODS API ☀ AUTO

FORECAST CONTEXT

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

ERA5 + GFS2.5°DAILY

BriefingOfficial indicesOfficial · Tropics & Hadley cells

BOM_RMM_amp

MJO amplitude (BoM)

RMM amplitude; above 1 = active MJO. — Wheeler & Hendon 2004 · base provider