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Forecasters Say El Niño Is Likely Within Months, Strength Uncertain

Models now favor a mid-to-late-year onset, making the timing key to regional risks.

Frost Quakes Rattle Parts of Tennessee, Kentucky and Michigan as Arctic Cold Deepens

Rare Early Stratospheric Warming Puts Northern U.S. on Watch for December Cold

NOAA Puts La Niña on Fall Watch as Models Favor a Short, Weak Event

NOAA Issues La Niña Watch, Lifts Odds to 71% for Fall and 54% for Winter