Jurnal Fisika : Fisika Sains dan Aplikasinya
Vol 11 No 1 (2026): Jurnal Fisika : Fisika Sains dan Aplikasinya

MICROPHYSICAL AND DYNAMICAL CHARACTERISTICS OF HAIL-BEARING CONVECTIVE CLOUDS IN DEPOK: THE CASE OF 28 OCTOBER 2024

Zikri, Muhammad Aulia (Unknown)
Alghazali, Muhammad Fathurrachman (Unknown)
Alamin, Mirza Virgiansah (Unknown)
Zakir, Achmad (Unknown)
Mulya, Aditya (Unknown)



Article Info

Publish Date
20 Apr 2026

Abstract

This study investigates the microphysical and dynamical characteristics of hail-producing convective clouds over the Depok region, Indonesia, through a case study of the event on 28 October 2024. A multi-data approach was applied by integrating weather radar data, Himawari-9 satellite, and ERA5 atmospheric reanalysis. Radar analysis revealed intense convective cores with reflectivity exceeding 55–60 dBZ, high Vertically Integrated Liquid (VIL) values (~50 mm), and ZHAIL probabilities above 80%, indicating well-developed hail cores. Satellite observations showed cloud growth and extremely low cloud-top temperatures coinciding with peak radar signatures. Although Convective Available Potential Energy (CAPE) values were relatively modest, reanalysis data indicated strong moisture availability, deep-layer instability, and favorable wind shear. These results demonstrate that hail formation in tropical urban regions is driven by the combined effects of moisture-rich environments, deep atmospheric instability, and organized convective dynamics rather than by high CAPE alone.

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Journal Info

Abbrev

FISA

Publisher

Subject

Astronomy Earth & Planetary Sciences Electrical & Electronics Engineering Materials Science & Nanotechnology Physics

Description

Jurnal Fisika – Fisika Sains dan Aplikasinya diterbitkan oleh Jurusan Fisika, Fakultas Sains dan Teknk - Universitas Nusa Cendana secara berkala (setiap 6 bulan) yaitu setiap bulan April dan Oktober, dengan tujuan untuk menyebarluaskan hasil penelitian, pengkajian, dan pengembangan bidang Fisika ...