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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 0530UTC 55 kts 986 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 3.5 3.5 3.5 3.5 -62.83C -64.37C
AiDT
Date Time Vmax  
15Feb2026 0530UTC 54 kts  
 
DPRINT
Date Time Vmax MSLP
15Feb2026 0530UTC 76 kts 970 hPa
Vmax 25% Vmax 75%    
68 kts 83 kts    
DMINT
Date Time Vmax MSLP
15Feb2026 0404UTC 77 kts 968 hPa
Vmax 25% Vmax 75% MW Instr.  
70 kts 84 kts SSMISF16  
Date Time Vmax MSLP
15Feb2026 0327UTC 79 kts 968 hPa
Vmax 25% Vmax 75% MW Instr.  
72 kts 86 kts WSFM01  
15Feb2026 0405UTC -26.80S 39.38E
Satellite Sensor Eye Diameter Eye Cert %
SSMIS-16 85-92GHz 2.80 deg 9.7%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
15Feb2026 0400UTC 1% 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