Return to Homepage
Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 31P (Vaianu)
Archived CIMSS Product Summary
Current Time :     		NHC/JTWC
Click on product name to access the full product homepage for each specific storm
Mouse over images to enlarge; click to view in window
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 0900UTC 79 kts 972 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 4.6 3.8 3.9 3.9 -80.91C -80.44C
AiDT
Date Time Vmax  
06Apr2026 0900UTC 79 kts  
 
DPRINT
Date Time Vmax MSLP
06Apr2026 0900UTC 84 kts 963 hPa
Vmax 25% Vmax 75%    
76 kts 92 kts    
DMINT
Date Time Vmax MSLP
06Apr2026 0228UTC 90 kts 964 hPa
Vmax 25% Vmax 75% MW Instr.  
84 kts 96 kts ATMS-N20  
MW Sounders
Date Time Vmax MSLP
06Apr2026 0227UTC 81 kts 959 hPa
  Satellite FOV  
  NOAA-20 79  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
06Apr2026 600UTC 7 kts 7 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs