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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
12Apr2026 0520UTC 124 kts 931 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYE 6.4 6.4 6.9 7.7 21.10C -79.68C
AiDT
Date Time Vmax  
12Apr2026 0520UTC 133 kts  
 
DPRINT
Date Time Vmax MSLP
12Apr2026 0520UTC 142 kts 929 hPa
Vmax 25% Vmax 75%    
134 kts 150 kts    
DMINT
Date Time Vmax MSLP
12Apr2026 0313UTC 125 kts 932 hPa
Vmax 25% Vmax 75% MW Instr.  
120 kts 131 kts ATMS-N21  
MW Sounders
Date Time Vmax MSLP
12Apr2026 0311UTC 118 kts 924 hPa
  Satellite FOV  
  NOAA-21 40  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
12Apr2026 000UTC 13 kts 95 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs