El Niño continues to intensify 📈
— Ben Noll (@BenNollWeather) September 21, 2023
The key monitoring region in the central Pacific called Niño 3.4 has been 1.57˚C above average over the last month, above the +1.5˚C threshold typically used for a strong oceanic El Niño.
Looking at records back to 1981, only 2015 and 1997 were… pic.twitter.com/o2p9xiNIGw