La Niña Could Enter Rare Third Straight Year. Here’s What That Means.

Meteorologists are monitoring the potential for a “triple-dip La Niña,” an unusual resurgence of cooler-than-normal sea surface temperatures in the eastern tropical Pacific. While such a phenomenon might seem remote, La Niña plays an enormous role in our weather stateside. In addition to helping juice up tornado season in the spring, La Niña has been known to supercharge Atlantic hurricane season when it sticks around into the summer and fall.