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Below Normal Extremes…2021 Northern Hemisphere Cyclone Activity Below Normal…US Tornadoes Below Normal

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Share this…FacebookTwitterBy meteorologist Paul Dorian The accumulated cyclone energy (ACE) is the best measure of overall tropical activity and it is below-normal for the 2021 season across the Northern Hemisphere. Data: Colorado State University, NOAA Overview Tropical cyclone activity across the Northern Hemisphere has been below-normal in 2021 in much the same way as it […]

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