El Niño/La Niña Information
El Niño conditions are expected to prevail throughout the winter. An El Niño Watch is in effect.
ENSO Diagnostic Discussion
This monthly summary is prepared by the experts at the Climate Prediction Center (CPC).
The discussion 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.
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!
El Niño Observations (from NOAA)
Today's El Niño/La Niña Information (from PMEL-TAO)
Latest El Niño Data (from PMEL-TAO)
Current State of the Tropical Pacific (from CDC)
CPC's El Niño Diagnostic Discussion
CFS Model Forecasts (from CPC)
Forecasts from the Tropical Atmosphere Ocean Project (TAO)
Climate Diagnostics Center (CDC) - El Niño Forecasts
CDC Model Forecasts (technical)
Summary of ENSO Model Forecasts (from IRI)
NOAA El Niño Page
NOAA El Niño Theme Page (PMEL-TAO)
Climate Prediction Center (CPC) - El Niño/La Niña Home
CPC's Weekly ENSO Update (available in pdf or ppt)
Climate Diagnostics Center (CDC) - ENSO Information
International Research Institute for Climate and Society (IRI)