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Oceanic Niño Index

NOAA's traditional measure of El Niño and La Niña strength, based on sea surface temperature anomalies in the Niño 3.4 region of the Pacific.

Known aliases

  • ONI

Relationships

No evidence-backed relationships are recorded.

Current clusters

science3 publishers

El Nino's daily Pacific anomaly reached 3.08 C in September, months before its expected peak

Science News reports the El Nino region's daily sea surface anomaly hit 3.08 C on September 21, past the 3.02 C mark set in November 2015. NOAA's preferred index still ranks the 1997-98 event stronger, leaving two analogues in play for the coming seasons.

Perspective Coverage

3 publishers
Builder
Builder 18%
Operator
Operator 54%
Investor
Investor 28%

Reality

Evidence70
Adoption
Insufficient
Hype gap+20
Incentives
Insufficient
Confidence68