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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 12S (Jenna)
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
08Jan2026 1045UTC 25 kts 1004 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
SHEAR 1.5 1.5 1.5 1.5 19.28C 15.23C
AiDT
Date Time Vmax  
08Jan2026 1045UTC 30 kts  
 
DPRINT
Date Time Vmax MSLP
08Jan2026 1100UTC 31 kts 1001 hPa
Vmax 25% Vmax 75%    
29 kts 34 kts    
DMINT
Date Time Vmax MSLP
08Jan2026 0730UTC 25 kts 1000 hPa
Vmax 25% Vmax 75% MW Instr.  
23 kts 28 kts ATMS-N21  
MW Sounders
Date Time Vmax MSLP
08Jan2026 0730UTC 41 kts 998 hPa
  Satellite FOV  
  NOAA-21 35  
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
08Jan2026 600UTC 18 kts 301 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs