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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
19Mar2026 0020UTC 112 kts 949 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYE 5.9 5.9 5.9 6.7 -46.29C -82.85C
AiDT
Date Time Vmax  
19Mar2026 0020UTC 114 kts  
 
DPRINT
Date Time Vmax MSLP
19Mar2026 0020UTC 105 kts 951 hPa
Vmax 25% Vmax 75%    
97 kts 114 kts    
DMINT
Date Time Vmax MSLP
18Mar2026 2036UTC 114 kts 933 hPa
Vmax 25% Vmax 75% MW Instr.  
105 kts 123 kts SSMISF16  
Date Time Vmax MSLP
18Mar2026 2004UTC 119 kts 942 hPa
Vmax 25% Vmax 75% MW Instr.  
112 kts 127 kts SSMISF17  
18Mar2026 2036UTC -13.35S 148.73E
Satellite Sensor Eye Diameter Eye Cert %
SSMIS-16 85-92GHz 0.30 deg 100.0%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
18Mar2026 2000UTC 35% 15%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
18Mar2026 1800UTC 20 kts 80 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs