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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 31P (Vaianu)
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
06Apr2026 0100UTC 77 kts 972 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EMBC 4.5 4.5 4.5 4.4 -75.57C -80.17C
AiDT
Date Time Vmax  
06Apr2026 0100UTC 77 kts  
 
DPRINT
Date Time Vmax MSLP
06Apr2026 0100UTC 77 kts 967 hPa
Vmax 25% Vmax 75%    
70 kts 85 kts    
DMINT
Date Time Vmax MSLP
05Apr2026 1356UTC 70 kts 976 hPa
Vmax 25% Vmax 75% MW Instr.  
64 kts 76 kts ATMS-N20  
MW Sounders
Date Time Vmax MSLP
05Apr2026 1354UTC 70 kts 968 hPa
  Satellite FOV  
  NOAA-20 35  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
06Apr2026 000UTC 2 kts 37 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs