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Cooperative Institute for Meteorological Satellite Studies / University of Wisconsin-Madison
Tropical Cyclone 27P (Narelle)
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
20Mar2026 2100UTC 72 kts 981 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
CRVBND 4.3 3.6 3.4 2.4 -19.35C -54.56C
AiDT
Date Time Vmax  
20Mar2026 2100UTC 68 kts  
 
DPRINT
Date Time Vmax MSLP
20Mar2026 2100UTC 45 kts 997 hPa
Vmax 25% Vmax 75%    
39 kts 52 kts    
DMINT
Date Time Vmax MSLP
20Mar2026 1843UTC 54 kts 991 hPa
Vmax 25% Vmax 75% MW Instr.  
48 kts 60 kts SSMISF18  
Date Time Vmax MSLP
20Mar2026 1618UTC 50 kts 992 hPa
Vmax 25% Vmax 75% MW Instr.  
45 kts 56 kts AMSR2  
MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
20Mar2026 1800UTC 4% 3%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
20Mar2026 1800UTC 18 kts 89 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs