11.16.09 El Nino winter ahead

Climatologists have predicted an El Nino winter, which could bring wet weather
to Oklahoma. By definition, El Nino is the warming of the equatorial Pacific waters.
This warming increases the chances for weather systems to affect the southern United
States. In general, El Nino means more precipitation, but it's impossible to predict
the strength of this El Nino event.

Below are maps showing the trends of strong, moderate and weak El Nino events.