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Category: Tropical cyclones

Tropical Storm Elsa forms in the Atlantic

https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2021/07/Elsa_CSPP-GeoSphere.mp4Night Time Microphysics (at night) and True-Color imagery (during the day) over the eastern Atlantic, 0920 – 1220 UTC on 1 July 2021Tropical Storm Elsa has formed over the tropical eastern Atlantic Ocean.  True-color imagery from CSPP Geosphere (link) shows the storm with occasional bursts of deep convection.  Elsa has... Read More

Subtropical storm Raoni off the coast of South America

GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed the circulation of Subtropical Storm Raoni (discussion issued by MARINHA) off the coast of Argentina/Uruguay on 28 June 2021.In the corresponding GOES-16 “Clean” Infrared Window (10.35 µm) images (below), the coldest cloud tops exhibited infrared brightness temperatures around -50ºC (shades of yellow).===== 29 June Update =====GOES-16 Visible... Read More

Tropical Depression Four off the South Carolina coast

Update: Tropical Depression 4 strengthened to become Tropical Storm Danny at 1905 UTC on 28 June (link).GOES-16 visible imagery (0.64 µm), above, from the morning of 28 June 2021, shows a compact low-level circulation east of South Carolina, steadily moving towards the coast. Deep convection with this system is offset... Read More