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 · Tropics & Hadley cells
CPC_OLR

OLR equator 160°E–160°W (CPC)

Outgoing longwave radiation anomaly; CPC sign: negative = enhanced convection near the Date Line. — CPC · base 1991–2020