El Niño/La Niña Information
ENSO neutral conditions are still in place, but there is now a greater than 50% chance
of El Niño conditions developing late this year. An El Niño Watch has been issued.
This monthly summary is prepared by the experts at
the Climate Prediction Center (CPC).
All About ENSO
The above link provides a basic overview of ENSO (El Niño/Southern Oscillation). Various links to other summaries and tutorials are also provided.
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!