It's now a La Niña winter, but it's a weak one. What to know about it in Arizona
La Niña could give way to neutral conditions by spring, but in the meantime, it could keep Arizona warmer and drier.
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NOAA says La Nina ocean cooling has finally arrived, but it's weak and may cause fewer problems
A long-awaited La Nina has finally appeared, but meteorologists say the periodic cooling of Pacific Ocean waters is weak and ...