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Whether the developing El Nino reaches 'super' strength this year. Resolves YES if the Nino 3.4 ONI hits +2.0C or higher for any overlapping 3-month period in 2026. Source: NOAA Climate Prediction Center ONI.
Official announcement or authoritative source
Market open
May 28, 2026, 03:26 p.m.
Market closes
Jan 11, 2027, 02:26 p.m.
Projected payout
After market closes