Weather and Climate Security
El Niño Is Here: What It Is, What It Changes, and What We Don’t Know Yet
The El Niño signature: a warm tongue of equatorial Pacific water spreading east. NOAA’s Climate Prediction Center declared an El Niño Advisory on June 11, 2026 — and for the first time, the ocean was watched the whole way in. Every few years, a patch of the equatorial Pacific warms and rearranges weather on every […]
Jun 24, 2026·
16 min
