Return to Homepage
Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 09S (Grant)
Latest Real-Time 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
05Jan2026 1030UTC 34 kts 1005 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 2.4 2.4 2.4 2.4 -70.35C -62.28C
AiDT
Date Time Vmax  
05Jan2026 1030UTC 35 kts  
 
DPRINT
Date Time Vmax MSLP
05Jan2026 1100UTC 26 kts 1002 hPa
Vmax 25% Vmax 75%    
24 kts 30 kts    
DMINT
Date Time Vmax MSLP
05Jan2026 1009UTC 29 kts 1002 hPa
Vmax 25% Vmax 75% MW Instr.  
27 kts 32 kts ATMS-N21  
MW Sounders
Date Time Vmax MSLP
05Jan2026 1009UTC 39 kts 997 hPa
  Satellite FOV  
  NOAA-21 68  
SATCON
Date Time Vmax MSLP
05Jan2026 0930UTC 37 kts 1001 hPa
Consensus Members
2 (ADT+Sounders)

RI Forecast AI-RI
Date Time Current Vmax Current MPI
05Jan2026 0600UTC 25 kts 9999 kts
20kt/12h 25kt/24h 30kt/24h 35kt/24h 40kt/24h 45kt/36h 55kt/48h 65kt/72h
0.1% 0.4% 0.0% 0.0% 0.0% 0.1% 0.1% 0.6%

Position Estimates ARCHER
Date Time Latitude Longitude
05Jan2026 0448UTC -16.72S 56.06E
Satellite Sensor Eye Diameter Eye Cert %
Metop-A ASCAT --- deg ---%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
04Jan2026 2100UTC 0% 0%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
05Jan2026 600UTC 14 kts 140 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs