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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
15Apr2026 1200UTC 94 kts 955 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYEL 5.2 5.2 5.2 5.2 15.30C -63.47C
AiDT
Date Time Vmax  
15Apr2026 1200UTC 99 kts  
 
DPRINT
Date Time Vmax MSLP
15Apr2026 1200UTC 104 kts 948 hPa
Vmax 25% Vmax 75%    
99 kts 110 kts    
DMINT
Date Time Vmax MSLP
15Apr2026 0358UTC 111 kts 950 hPa
Vmax 25% Vmax 75% MW Instr.  
106 kts 117 kts ATMS-N21  
MW Sounders
Date Time Vmax MSLP
15Apr2026 0357UTC 121 kts 916 hPa
  Satellite FOV  
  NOAA-21 78  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
15Apr2026 1200UTC 3 kts 291 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs