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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 1720UTC 127 kts 931 hPa
Scene CI# FT# AdjT# RawT# Eye T Cloud T
UNIFRM 6.5 6.1 5.8 4.9 -72.94C -82.43C
AiDT
Date Time Vmax  
19Mar2026 1720UTC 124 kts  
 
DPRINT
Date Time Vmax MSLP
19Mar2026 1720UTC 125 kts 928 hPa
Vmax 25% Vmax 75%    
118 kts 132 kts    
DMINT
Date Time Vmax MSLP
19Mar2026 1556UTC 131 kts 926 hPa
Vmax 25% Vmax 75% MW Instr.  
125 kts 137 kts ATMS-N20  
Date Time Vmax MSLP
19Mar2026 1534UTC 135 kts 916 hPa
Vmax 25% Vmax 75% MW Instr.  
128 kts 141 kts AMSR2  
19Mar2026 1535UTC -13.60S 144.69E
Satellite Sensor Eye Diameter Eye Cert %
AMSR2 85-92GHz 0.50 deg 100.0%

TC Structure MPERC
Date Time Prob. ERC onset
Full Model		 Prob. ERC onset
V-based
19Mar2026 1500UTC 5% 30%
 
MIMIC-TPW
 
MIMIC-TC
 
Shear Analysis
Date Time Shear Magnitude
 Shear Direction
19Mar2026 1200UTC 27 kts 78 deg
Deep-layer vertical wind shear interpolated to storm center derived from the CIMSS AMV-aided analyses with vortex removed
TC-Scale AMVs