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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
16Feb2026 0030UTC 57 kts 987 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 3.6 3.5 3.8 3.8 -75.45C -75.54C
AiDT
Date Time Vmax  
16Feb2026 0030UTC 55 kts  
 
DPRINT
Date Time Vmax MSLP
16Feb2026 0030UTC 67 kts 977 hPa
Vmax 25% Vmax 75%    
60 kts 74 kts    
DMINT
Date Time Vmax MSLP
15Feb2026 2342UTC 43 kts 995 hPa
Vmax 25% Vmax 75% MW Instr.  
38 kts 48 kts GMI  
Date Time Vmax MSLP
15Feb2026 2243UTC 60 kts 988 hPa
Vmax 25% Vmax 75% MW Instr.  
54 kts 67 kts ATMS-N20  
15Feb2026 2342UTC -25.87S 41.83E
Satellite Sensor Eye Diameter Eye Cert %
GMI 85-92GHz 0.30 deg 87.9%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
15Feb2026 2300UTC 30% 13%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
16Feb2026 000UTC 29 kts 278 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs