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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 21S (Gezani)
Archived CIMSS Product Summary
Current Time :     		NHC/JTWC
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Product Latency Color Code : Less than 3 hours old   3 - 6 hours old   6 - 12 hours old   Greater than 12 hours old   Not Available
Current Intensity Estimates ADT
Date Time Vmax MSLP
15Feb2026 0130UTC 59 kts 983 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 3.7 3.5 3.6 3.6 -72.82C -66.39C
AiDT
Date Time Vmax  
15Feb2026 0130UTC 76 kts  
 
DPRINT
Date Time Vmax MSLP
15Feb2026 0130UTC 69 kts 974 hPa
Vmax 25% Vmax 75%    
62 kts 76 kts    
DMINT
Date Time Vmax MSLP
15Feb2026 0112UTC 67 kts 976 hPa
Vmax 25% Vmax 75% MW Instr.  
61 kts 74 kts SSMISF18  
Date Time Vmax MSLP
15Feb2026 0022UTC 60 kts 981 hPa
Vmax 25% Vmax 75% MW Instr.  
54 kts 67 kts GMI  
15Feb2026 0113UTC -27.05S 38.93E
Satellite Sensor Eye Diameter Eye Cert %
SSMIS-18 85-92GHz 0.40 deg 58.0%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
15Feb2026 0100UTC 5% 7%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
15Feb2026 000UTC 13 kts 301 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs