One way to measure El Niño intensity is by using what weather experts call the Southern Oscillation index (SOI), which is based on air pressure differentials in the South Pacific between Tahiti and ...
Out of the three climate possibilities—La Niña, El Niño, and neutral—forecasts say that La Niña conditions are the most likely for the November–January season (blue bar over the NDJ label, 59% chance) ...
According to a recent NOAA update on the status of the El Niño-Southern Oscillation, the atmosphere across large parts of the world has resembled a La Niña state, but traditional sea-surface ...
Global models struggling to predict potential effect of La Niña event due to significant uncertainty whether and when it will take place - SA Weather Service ...