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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 0020UTC 87 kts 960 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
CRVBND 4.9 4.2 4.2 2.7 14.37C -49.25C
AiDT
Date Time Vmax  
17Apr2026 0020UTC 83 kts  
 
DPRINT
Date Time Vmax MSLP
17Apr2026 0020UTC 81 kts 967 hPa
Vmax 25% Vmax 75%    
76 kts 86 kts    
DMINT
Date Time Vmax MSLP
16Apr2026 1854UTC 98 kts 956 hPa
Vmax 25% Vmax 75% MW Instr.  
93 kts 104 kts SSMISF18  
MW Sounders
Date Time Vmax MSLP
16Apr2026 1610UTC 111 kts 924 hPa
  Satellite FOV  
  NOAA-21 30  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
17Apr2026 000UTC 14 kts 200 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs