Seasonal outlook of hurricane activity for five North Atlantic sub-basins

Seasonal hurricane outlooks, such as those issued by NOAA's Climate Prediction Center, Colorado State University (Klotzbach et al., 2017), European Center for Medium-Range Weather Forecasts, and University of Arizona (Davis and Zeng, 2019), produce skillful (i.e.,. better than climatology) seasonal forecasts of overall North Atlantic tropical cyclone (TC) activity. Such forecasts are possible because seasonal... Continue Reading →

Storm-resolving climate models project a 36% increase in the year-to-year variability of Atlantic hurricane activity by the 2050s

Tropical cyclone (TC) activity results in substantial loss of life and property damage. While the Atlantic basin has experienced a pronounced increase in accumulated cyclone energy (ACE) and the number of TCs over the past 50 years, TC-resolving climate models project a slight decrease in TC frequency throughout the 21st century (e.g., Roberts et al.,... Continue Reading →

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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