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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
13Feb2026 1830UTC 87 kts 965 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 4.9 4.9 4.4 3.7 -49.29C -55.73C
AiDT
Date Time Vmax  
12Feb2026 1900UTC 89 kts  
 
DPRINT
Date Time Vmax MSLP
13Feb2026 1830UTC 92 kts 953 hPa
Vmax 25% Vmax 75%    
86 kts 99 kts    
DMINT
Date Time Vmax MSLP
13Feb2026 1702UTC 87 kts 964 hPa
Vmax 25% Vmax 75% MW Instr.  
81 kts 94 kts SSMISF16  
Date Time Vmax MSLP
13Feb2026 1410UTC 85 kts 970 hPa
Vmax 25% Vmax 75% MW Instr.  
79 kts 92 kts SSMISF18  
MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
13Feb2026 1700UTC 17% 11%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
13Feb2026 1800UTC 2 kts 288 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs