Tag: weather

Atlantic Niña brewing: An implication for the 2024 hurricane season

Currently (as of June 22, 2024), a phenomenon known as Atlantic Niña is brewing in the tropical Atlantic Ocean. As the Atlantic counterpart of La Niña in the Pacific, Atlantic Niña is characterized by the appearance of cold sea surface temperature anomalies (SSTAs) in the eastern equatorial Atlantic. It is known to reduce rainfall and... Continue Reading →

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Why is it hard to identify the subpolar and subtropical jets from zonal-mean zonal wind profiles?

Two important atmospheric jet streams that shape the extratropical zonal wind field in both hemispheres are the subtropical jet and the subpolar jet. The subtropical jet is located around 30° latitude line at the boundary between the Hadley cell and the Ferrel cell, and is predominantly a high-altitude feature. Since it is largely in thermal-wind... Continue Reading →

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