The equatorial Pacific is heating up, and the world’s leading forecast centers are converging on the same conclusion: El Niño is increasingly likely to develop by mid-2026 and persist into early 2027.

Meteorologists frequently mention weather prediction models in their forecasts. They explain what they’re gleaning from the “U.S. Model,” for instance, and how that might differ from the “European ...

The 2025 hurricane season was a coming-of-age story for AI weather models, which have been around in some capacity since ...