NORFOLK, Va. — With the 2025 Atlantic hurricane season on the horizon, meteorologist are focusing on the El Niño–Southern Oscillation (ENSO), a key driver of seasonal storm behavior. Current ...

After one of the strongest El Niños on record ended in 2024, meteorologists predicted La Niña — the counterpart to this climate pattern — would follow. Signals of a slowly developing and "unusual" La ...

You may have heard of El Niño and La Niña before, but what exactly are they? El Niño and La Niña are two of the three different phases of what is called the El Niño Southern Oscillation, or ENSO. ENSO ...

Early signs of a possible La Niña fall and winter are emerging in some climate models, federal forecasters announced July 10. La Niña is a part of a natural climate cycle officially known as El Niño – ...

Getting your Trinity Audio player ready... ENSO is short for El Niño Southern Oscillation. It refers to the temperatures of the ocean water in the Pacific Ocean from South America all the way across ...