El Nino: What is it and will it influence our Summer weather?

You may have heard whisperings recently about the possible development of a climatic phenomenon known as ‘El Nino’ later this year, and its potential impacts on weather conditions on a global scale.

El Nino events typically bring an increase in rainfall over the both the North and South American continents, and a decrease in rainfall over southern and southeastern Asia, as well as the Australian continent as a whole.

But what is ‘El Nino’, and why does it have such a significant influence on global weather and climate? Moreover, what effects, in any, does it have on weather conditions here in Ireland? Continue reading