25/10/2026
🌊 HOW DO SCIENTISTS KNOW WHEN EL NIÑO IS ENDING?
Did you know that scientists cannot determine the end of El Niño by looking at air temperatures alone? 🌡️
They monitor several important signs in the Pacific Ocean and atmosphere.
🌊 First, ocean temperatures begin to cool. The unusually warm water in the central and eastern Pacific starts moving back toward normal conditions.
💨 Second, trade winds grow stronger. These winds help push warm surface water westward, restoring the Pacific's normal circulation.
🌧️ Third, rainfall patterns begin to shift. Changes in clouds and rainfall provide clues that the atmosphere is responding to the changing ocean.
🛰️ Scientists also analyze satellite observations, ocean buoys, weather stations, and climate models to confirm these changes.
The key is consistency: El Niño is considered to be fading when ocean and atmospheric conditions move back toward neutral conditions and the changes persist.
🌍 Nature doesn't change overnight—and neither does El Niño!
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