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Latest status of El Niño and La Niña


El Niño and La Niña
Latest status (April 2021)

In the past month or so, the warming trend of the central and eastern equatorial Pacific continued. Sea surface temperatures of the region returned to normal in March 2021, indicating that the La Niña event had come to an end. Based on the latest oceanic observations as well as forecasts by a number of climate models around the world, sea surface temperatures of the central and eastern equatorial Pacific are expected to remain normal during the remainder of spring and this summer (June - August).

Sea surface temperature anomalies
(Source: National Oceanic and Atmospheric Administration, USA)

Figure 1 Sea surface temperature anomalies of 14 March – 10 April 2021 in degree Celsius.


1. The next update will be available in the latter half of May 2021.

Related links:
What are El Niño, La Niña, ENSO?
The impact of El Niño and La Niña on the climate of Hong Kong
Seasonal and annual rainfall charts
Blogs relating to El Niño/La Niña
References on El Niño and La Niña
Seasonal forecast |Annual outlook |Climate change

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