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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
09Apr2026 1010UTC 33 kts 991 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 2.3 2.3 2.0 2.0 6.12C -27.91C
AiDT
Date Time Vmax  
09Apr2026 1010UTC 47 kts  
 
DPRINT
Date Time Vmax MSLP
09Apr2026 1010UTC 46 kts 993 hPa
Vmax 25% Vmax 75%    
41 kts 53 kts    
DMINT
Date Time Vmax MSLP
09Apr2026 0906UTC 46 kts 992 hPa
Vmax 25% Vmax 75% MW Instr.  
41 kts 52 kts SSMISF16  
Date Time Vmax MSLP
09Apr2026 0629UTC 45 kts 991 hPa
Vmax 25% Vmax 75% MW Instr.  
40 kts 50 kts WSFM01  
MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
09Apr2026 0700UTC 0% 0%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
09Apr2026 600UTC 32 kts 314 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs