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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
09Feb2026 1230UTC 53 kts 993 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 3.4 3.4 3.5 3.5 -63.65C -66.04C
AiDT
Date Time Vmax  
09Feb2026 1230UTC 44 kts  
 
DPRINT
Date Time Vmax MSLP
09Feb2026 1230UTC 48 kts 986 hPa
Vmax 25% Vmax 75%    
43 kts 54 kts    
DMINT
Date Time Vmax MSLP
09Feb2026 1117UTC 46 kts 994 hPa
Vmax 25% Vmax 75% MW Instr.  
40 kts 51 kts GMI  
Date Time Vmax MSLP
09Feb2026 1016UTC 46 kts 997 hPa
Vmax 25% Vmax 75% MW Instr.  
40 kts 51 kts AMSR2  
09Feb2026 1117UTC -18.01S 53.74E
Satellite Sensor Eye Diameter Eye Cert %
GMI 85-92GHz 0.20 deg 87.3%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
09Feb2026 1100UTC 0% 0%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
09Feb2026 1200UTC 15 kts 43 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs