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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 1800UTC 72 kts 980 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
EYE 4.3 4.2 4.2 4.2 -25.19C -53.07C
AiDT
Date Time Vmax  
20Mar2026 1800UTC 61 kts  
 
DPRINT
Date Time Vmax MSLP
20Mar2026 1800UTC 48 kts 991 hPa
Vmax 25% Vmax 75%    
42 kts 55 kts    
DMINT
Date Time Vmax MSLP
20Mar2026 1618UTC 50 kts 992 hPa
Vmax 25% Vmax 75% MW Instr.  
45 kts 56 kts AMSR2  
Date Time Vmax MSLP
20Mar2026 1537UTC 44 kts 991 hPa
Vmax 25% Vmax 75% MW Instr.  
39 kts 51 kts ATMS-N20  
MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
20Mar2026 1600UTC 11% 6%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
20Mar2026 1200UTC 21 kts 79 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs