JPL's El Niño/La Niña Watch  
   - Pacific Ocean
   http://www.jpl.nasa.gov/elnino/

El Niño: Research, Forecasts and Observations  
   NOAA and El Nino: NOAA's role in studying, predicting and mitigating the El Nino Southern Oscillation (ENSO) phenomenon.
   http://www.elnino.noaa.gov/

La Niña Drives Some U.S. Winter Weather Extremes  
   Forecasters predict La Niña will linger until June - at least. From NOAA.
   http://www.publicaffairs.noaa.gov/releases99/jan99/noaa99-7.html

NOAA- Experimental U.S. Threats Assessment  
   - Weekly Reports.
   http://www.cpc.noaa.gov/products/analysis_monitoring/lanina/

El Nino/Southern Oscillation (ENSO) Diagnostic Discussion  
   A monthly assessment of the current status of El Nino/La Nina.
   http://www.cpc.ncep.noaa.gov/products/analysis_monitoring/enso_advisory/

Forecasts  
   
   http://topex-www.jpl.nasa.gov/science/el-nino.html

Current El Niño and La Niña Related Climate Predictions and Forecasts  
   Realtime forecasts and related climate and weather predictions from forecast centers throughout the world.
   http://www.pmel.noaa.gov/tao/elnino/forecasts.html