Manual source - last checked Not checked yet
ECMWF has signaled a strong, even 'super', El Nino building into winter. Resolves to the peak Oceanic Nino Index (ONI) tier reached during the 2026-27 event. Source: NOAA Climate Prediction Center ONI.
Official announcement or authoritative source
Market open
Jun 1, 2026, 03:26 p.m.
Market closes
Mar 12, 2027, 02:26 p.m.
Projected payout
After market closes