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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
07Apr2026 0900UTC 104 kts 946 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 5.6 5.1 4.9 4.7 -50.08C -67.12C
AiDT
Date Time Vmax  
07Apr2026 0900UTC 97 kts  
 
DPRINT
Date Time Vmax MSLP
07Apr2026 0900UTC 88 kts 958 hPa
Vmax 25% Vmax 75%    
81 kts 95 kts    
DMINT
Date Time Vmax MSLP
07Apr2026 0457UTC 106 kts 952 hPa
Vmax 25% Vmax 75% MW Instr.  
99 kts 113 kts SSMISF18  
MW Sounders
Date Time Vmax MSLP
07Apr2026 0208UTC 115 kts 932 hPa
  Satellite FOV  
  NOAA-20 61  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
07Apr2026 600UTC 9 kts 287 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs