ClimateOpen

Will NOAA classify the 2026 El Niño as 'strong' or 'very strong' before January 1, 2027?

consensus

—

calls

closes

Dec 30, 2026

resolves

Jan 01, 2027

about

Resolves Yes if NOAA's Climate Prediction Center ENSO Diagnostic Discussion classifies the active El Niño event as 'strong' or 'very strong' (ONI >= +1.5°C) in any monthly update before 23:59 UTC on Dec 31, 2026.

resolution source

https://www.cpc.ncep.noaa.gov/products/analysis_monitoring/enso_advisory/ensodisc.shtml

Posted by @warriorsushi

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