Comment on essd-2025-638

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Authors: Marius Winkler, Marius Rixen, Florent Beucher, Fleur Couvreux, Chaehyeon Chelsea Nam, Philippe Peyrillé, Hauke Schmidt, Hans Mikhail Segura, Karl‐Hermann Wieners, Ezri Alkilani-Brown, Abdou Aziz Coly, Giovanni Biagioli
+53 more Michael M. Bell, Ester Brito, Emma Chauvin, Julie Capo, Delián Colón-Burgos, Akeem Dawes, Jose Carlos da Luz, Zekican Demiralay, Vincent Douet, Vincent Ducastin, Clarisse Dufaux, Jean‐Louis Dufresne, Florence Favot, Thomas Fiolleau, Emilie Fons, Geet George, Helene Marie Gloeckner, Suelly Gonçalves, Laurent Gouttesoulard, Lennéa Hayo, Wei‐Ting Hsiao, Sarah Kennison, Michael Kopelman, Tsung-Yung Lee, Enora Le Gall, Mateo Lovato, Emily Luschen, Nicolas Maury, Brett A. McKim, Louis Netz, Diouf Ousseynou, Karsten Peters, Chavez Pope, Basile Poujol, Niwde Rivera Maldonado, Nina Robbins-Blanch, Nicolas Rochetin, Daniel B. Rowe, Paula Romero Jure, James H. Ruppert, Jairo Segura Bermudez, Jarrett C. Starr, Martin Stelzner, Connor Stoll, Macintyre Syrett, Abraham Tekoe, J. Trules, Colin Welty, Daniel Klocke, Raphaëla Vogel, Sandrine Bony, Allison A. Wing, Björn Stevens
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Abstract

Abstract. The RAPSODI (Radiosonde Atmospheric Profiles from Ship and island platforms during ORCESTRA, collected to Decipher the ITCZ) radiosonde dataset was collected during the ORCESTRA field campaign. It is designed to investigate the mechanisms linking mesoscale tropical convection to tropical waves and to air–sea heat and moisture exchanges that regulate convection and tropical cyclone formation. The campaign began at the Instituto Nacional de Meteorologia e Geofisica (INMG) on Sal on the Cape Verde Islands, continued with ship-based observations aboard the R/V Meteor across the Atlantic, and concluded at the Barbados Cloud Observatory (BCO) in the eastern Caribbean. During the campaign, a total of 624 radiosondes were launched, capturing high-resolution profiles of temperature, humidity, pressure, and winds. This radiosonde dataset, encompassing raw, quality-controlled, and vertically gridded data, is detailed in this paper and offers a valuable resource for investigating the atmospheric structure and processes shaping tropical convection and the intertropical convergence zone (ITCZ). The complete dataset is openly available at ipfs://bafybeid7cnw62zmzfgxcvc6q6fa267a7ivk2wcchbmkoyk4kdi5z2yj2w4.

Fields of Study & Subjects

Meteorological Phenomena and Simulations Tropical and Extratropical Cyclones Research Climate variability and models

Publication details

Publication date
12 January 2026