Return to Homepage
Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 23W (Twentythre)
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
04Sep2026 2210UTC 41 kts 990 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
SHEAR 2.8 1.9 1.6 1.5 19.34C -0.92C
AiDT-V2
Date Time Vmax  
04Sep2026 2210UTC 31 kts  
 
DPRINT
Date Time Vmax MSLP
04Sep2026 2210UTC 27 kts 997 hPa
Vmax 25% Vmax 75%    
24 kts 30 kts    
DMINT
Date Time Vmax MSLP
04Sep2026 1905UTC 26 kts 997 hPa
Vmax 25% Vmax 75% MW Instr.  
23 kts 29 kts SSMISF18  
MW Sounders
Date Time Vmax MSLP
04Sep2026 1704UTC 28 kts 997 hPa
  Satellite FOV  
  NOAA-21 8  
SATCON
Date Time Vmax MSLP
04Sep2026 1920UTC 32 kts 996 hPa
Consensus Members
2 (ADT+Sounders)

RI Forecast AI-RI
Date Time Current Vmax Current MPI
04Sep2026 1800UTC 30 kts 109 kts
20kt/12h 25kt/24h 30kt/24h 35kt/24h 40kt/24h 45kt/36h 55kt/48h 65kt/72h
0.3% 4.8% 0.4% 0.0% 0.1% 0.0% 0.2% 5.8%

Position Estimates ARCHER
Date Time Latitude Longitude
04Sep2026 2010UTC 23.72N 138.52E
Satellite Sensor Eye Diameter Eye Cert %
HIMAWARI9 SWIR 0.70 deg ---%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
N/A N/AUTC N/A N/A
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
04Sep2026 1800UTC 18 kts 43 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs