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El Niño bulletin

Latest plots

Latest monthly mean of Sea Level Anomalies over the Tropical Pacific (MSLA are computed from Ssalto/Duacs, annual and seasonal cycles removed here, see product sheet). Note that since January 2020, a new version taking into account the mea sea level trend has been impemented as described here. A map of the latest Sea Surface Temperature is also available.
See also previous maps for MSLA and for Sea Surface Temperature. Credits CLS/CNES.

Standardized Sea Level Anomalies over the Nino3.4 region (MSLA are computed from Ssalto/Duacs, see product sheet). Note that since January 2020, a new version taking into account the mea sea level trend has been impemented as described here. See also non-standardized Sea Level Anomalies. A Standardized Sea Surface Temperature is also available here.

Previous maps (since November 1992)
Other observations
- CPC/NCEP (every Monday, sea surface temperature maps, subsurface analysis - thermocline variations - temperature/depth diagrams...)
- Maps and sections from the TAO array
Forecasts :
- ECMWF
- CPC/NCEP Climate Prediction Center/National Center for Environmental Prediction
- IRI International Research Institute for Climate Prediction

For more information:

Applications: ENSO

Data

Products guide.
Products .
- Sea surface height products .
- Value-added products .
- Wind/wave products .
- Auxiliary products .
- Altimetry Sea Ice products .
- Ocean indicators products .
  - El Niño bulletin.
    - January 2020: Update of the El Niño index.
  - Mean Sea Level .
  - Kuroshio.
  - Ionian Sea circulation.
- In-situ products .
Data access .
Tools .
Product information .
CALVAL .
Operational information .

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