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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
17Apr2026 1200UTC 84 kts 962 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
CRVBND 4.8 4.0 3.9 2.4 -16.32C -41.27C
AiDT
Date Time Vmax  
17Apr2026 1200UTC 74 kts  
 
DPRINT
Date Time Vmax MSLP
17Apr2026 1200UTC 75 kts NaN hPa
Vmax 25% Vmax 75%    
69 kts 82 kts    
DMINT
Date Time Vmax MSLP
17Apr2026 0608UTC 90 kts NaN hPa
Vmax 25% Vmax 75% MW Instr.  
84 kts 95 kts SSMISF18  
MW Sounders
Date Time Vmax MSLP
17Apr2026 0321UTC 101 kts 930 hPa
  Satellite FOV  
  NOAA-21 31  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
17Apr2026 1200UTC 18 kts 338 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs