Just What is El Nino? | Weather.com

Just What is El Nino? | Weather.com

February 17, 2026

Updated: February 17, 2026, 2:46 pm ESTPublished: February 17, 2026, 2:46 pm EST

The Weather Channel's Jen Carfagno says we often hear about El Nino, she explains just what it is.

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