National Weather Service United States Department of Commerce

El Niño/La Niña Information
 


 

ENSO neutral conditions are expected to prevail through the spring and into the upcoming summer.

 

The Climate Prediction Center (CPC) creates a weekly ENSO summary (with graphics), available in pdf or ppt formats.

 

ENSO Diagnostic Discussion

This monthly summary from CPC is also available in pdf and Word formats.

 


 

All About ENSO

 

  An Introduction to the El Niño/Southern Oscillation

The above link provides a basic overview of ENSO (El Niño/Southern Oscillation).  Various links to other summaries and tutorials are also provided.

 An Explanation of ENSO Indices

Descriptions of various ENSO indices are accompanied by an explanation of how the indices are used to detect/declare an El Niño or La Niña event.

 Teleconnections

El Niño and La Niña primarily affect the weather during the cold season.  What effects does the ENSO phase have on North Texas?  Click the Teleconnections link to find out!

 


 

Current Data

 

Sea Surface Temperatures

 Current Conditions (from CPC)

Various observations, including sea surface temperature animations.

 Images of Current Data (from ESRL)

 


 

Forecasts

 

IRI/CPC Model ENSO Predictions

 

 

CPC/IRI Probabilistic ENSO Forecast

 

 

 ENSO Forecasts (from ESRL)

 IRI ENSO Forecast

 


 

Quick Links

 

 Climate Prediction Center (CPC) - El Niño/La Niña Home

      ► Weekly ENSO Update (available in pdf or ppt)

      ► Monthly ENSO Diagnostic Discussion (available in pdf or Word)

 Climate.gov - ENSO Information

  Earth System Research Laboratory (ESRL) - ENSO Information

 Pacific Marine Environmental Laboratory (PMEL) - El Niño Theme Page

  International Research Institute for Climate and Society (IRI) - ENSO Resources