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 ...

Changes are in the air as there's a 69% chance conditions shift to a La Niña pattern between July and September.

The Southern Oscillation Index maintained negative values, characteristic of a warm phase,” the SMN report says. El Niño conditions have been forecast 99% to remain throughout the September ...

ENSO, or El Niño Southern Oscillation, is an ocean-atmospheric ... This means that the Niño-3.4 index was nearly the same as the long-term average (1991-2020). The ocean wasn’t cooling or ...

The El Niño-Southern Oscillation (ENSO) plays a significant role in Canada’s winters and summers, featuring prominently in seasonal forecasts across the country. El Niño and La Niña are ...

La Niña is the cold phase of the El Niño Southern Oscillation (ENSO) cycle, a natural climate pattern of atmospheric and sea temperature changes in the tropical Pacific Ocean, a region that ...

El Nino-Southern Oscillation, or ENSO, neutral conditions are expected to develop and persist through the Northern Hemisphere summer, with a greater than 50% chance through August-October, the United ...

Deviations from the average sea surface temperature reached neutral levels in the El Niño-Southern Oscillation (ENSO), according to the national weather agency in a bulletin on Friday.

Together, El Niño and La Niña make up a cyclical process called the El Niño Southern Oscillation. An El Niño year creates a global-warming crisis in miniature. This is because the warm water ...