The weather phenomenon El Nino has arrived, the US National Oceanic and Atmospheric Administration said Thursday, and scientists expect it will intensify into the end of the year, potentially to historic…

A potentially strong El Nino could be officially declared this week and experts warn it could bring major weather shifts across the US.

Scientists anticipate El Nino's arrival soon, with a 90% certainty, potentially becoming a strong event. This natural climate pattern, marked by warmer Pacific waters, could…