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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 04W (Sinlaku)
Archived CIMSS Product Summary
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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
12Apr2026 0610UTC 127 kts 929 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYE 6.5 6.5 6.9 7.8 20.16C -80.71C
AiDT
Date Time Vmax  
12Apr2026 0610UTC 134 kts  
 
DPRINT
Date Time Vmax MSLP
12Apr2026 0610UTC 155 kts 921 hPa
Vmax 25% Vmax 75%    
147 kts 162 kts    
DMINT
Date Time Vmax MSLP
12Apr2026 0536UTC 128 kts 932 hPa
Vmax 25% Vmax 75% MW Instr.  
120 kts 137 kts SSMISF18  
Date Time Vmax MSLP
12Apr2026 0313UTC 125 kts 932 hPa
Vmax 25% Vmax 75% MW Instr.  
120 kts 131 kts ATMS-N21  
MPERC
Date Time Prob. ERC onset
Full Model
Prob. ERC onset
V-based
12Apr2026 0500UTC 50% 47%
 
MIMIC-TPW  
MIMIC-TC  
Shear Analysis
Date Time Shear Magnitude
Shear Direction
12Apr2026 600UTC 10 kts 108 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs