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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 04W (Sinlaku)
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
13Apr2026 1720UTC 152 kts 901 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYE 7.4 6.9 6.9 6.9 19.16C -76.12C
AiDT
Date Time Vmax  
13Apr2026 1720UTC 148 kts  
 
DPRINT
Date Time Vmax MSLP
13Apr2026 1720UTC 140 kts 923 hPa
Vmax 25% Vmax 75%    
135 kts 146 kts    
DMINT
Date Time Vmax MSLP
13Apr2026 1620UTC 145 kts 923 hPa
Vmax 25% Vmax 75% MW Instr.  
139 kts 152 kts ATMS-N20  
Date Time Vmax MSLP
13Apr2026 1528UTC 142 kts 922 hPa
Vmax 25% Vmax 75% MW Instr.  
137 kts 147 kts ATMS-N21  
MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
13Apr2026 0800UTC 78% 58%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
13Apr2026 1200UTC 4 kts 148 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs