1951
2024
Options
Station Identifier:
Climate Index
Index:
MEI
NAO
ONI
PDO
SOI
Period:
OND
NDJ
DJF
JFM
FMA
MAM
AMJ
MJJ
JJA
JAS
Runoff / Forecast Type:
Water Supply
Natural
Runoff Period:
APR-SEP
APR-JUL
APR-AUG
JAN-SEP
JAN-JUL
OCT-SEP
Water Year Range:
Plot Forecast:
Press
when ready.
Description
The
Oceanic Nino Index (ONI)
is the 3 month running average of the sea surface temperature (SST) anomaly for the Nino 3.4 region. The ONI is used by NOAA to make official ENSO phase classifications.
Source: ONI index is courtesy of NOAA's Climate Prediction Center (
Click Here
)
For Data Used in Plot
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