Typical influence of La Niña on Pacific and Atlantic seasonal hurricane activity. Map by NOAA Climate.gov, based on originals by Gerry Bell.
Prediction time as the 2021 season approaches. The expected impacts of El Niño and La Niña on hurricane seasons in both the Atlantic and Pacific ocean areas are discussed by NOAA here. Hurricane detection has improved over time, so what is considered ‘average’ now is unlikely to be the same as it used to be.
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The year 2020 saw the most active hurricane season on record and marked the fifth consecutive year for above-average activity, says Phys.org.
A University of Arizona-led hurricane forecasting team predicts another year of above-average hurricane activity over the Atlantic Ocean in 2021.
The team predicts 18 named storms, including eight hurricanes, throughout the 2021 North Atlantic hurricane season, which runs from June 1 to Nov. 30.
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