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Post-Tropical Cyclone Norbert
Post-Tropical Cyclone Norbert Forecast Discussion
Advisory Number: 24
500 AM HST Tue Sep 15 2026
000
WTPA41 PHFO 151432
TCDCP1
Post-Tropical Cyclone Norbert Discussion Number 24
NWS Central Pacific Hurricane Center Honolulu HI EP142026
Issued by NWS National Hurricane Center Miami FL
500 AM HST Tue Sep 15 2026
Norbert has lacked organized deep convection for about 18 hours
now, and the only remaining thunderstorm activity is more than 120
n mi from the center. Based on the persistent lack of organized
convection, Norbert no longer qualifies as a tropical cyclone, and
this is the last advisory on this system. The initial intensity is
estimated to be around 30 kt.
The remnant low is moving westward at about 11 kt, and this general
motion is expected to continue until the system opens into a trough
on Wednesday.
For additional information on the remnant low please see High Seas
Forecasts issued by the National Weather Service, under AWIPS
header NFDHSFEPI, WMO header FZPN01 KWBC, and on the web at
ocean.weather.gov/shtml/NFDHSFEPI.php
FORECAST POSITIONS AND MAX WINDS
INIT 15/1500Z 20.5N 143.1W 30 KT 35 MPH...POST-TROP/REMNT LOW
12H 16/0000Z 20.6N 145.1W 25 KT 30 MPH...POST-TROP/REMNT LOW
24H 16/1200Z 20.6N 148.0W 25 KT 30 MPH...POST-TROP/REMNT LOW
36H 17/0000Z...DISSIPATED
$$
Forecaster Cangialosi