Skip Navigation Links
NOAA NOAA United States Department of Commerce

Post-Tropical Cyclone Greg Forecast Advisory


Home   Graphics   Archive  


000
WTPA23 PHFO 180237
TCMCP3

POST-TROPICAL CYCLONE GREG FORECAST/ADVISORY NUMBER  17
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP082023
0300 UTC FRI AUG 18 2023

NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO
LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM).
CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE
MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP).

POST-TROPICAL CYCLONE CENTER LOCATED NEAR 12.0N 158.5W AT 18/0300Z
POSITION ACCURATE WITHIN  20 NM

PRESENT MOVEMENT TOWARD THE WEST OR 265 DEGREES AT  15 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB
MAX SUSTAINED WINDS  30 KT WITH GUSTS TO  40 KT.
12 FT SEAS.. 60NE   0SE   0SW  60NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 12.0N 158.5W AT 18/0300Z
AT 18/0000Z CENTER WAS LOCATED NEAR 12.1N 157.8W

FORECAST VALID 18/1200Z 11.9N 160.5W...POST-TROP/REMNT LOW
MAX WIND  30 KT...GUSTS  40 KT.

FORECAST VALID 19/0000Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 12.0N 158.5W

THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE CENTRAL PACIFIC 
HURRICANE CENTER ON THIS SYSTEM. ADDITIONAL INFORMATION ON 
POST-TROPICAL GREG CAN BE FOUND IN HIGH SEAS FORECASTS ISSUED BY 
THE NATIONAL WEATHER SERVICE IN HONOLULU UNDER AWIPS HEADER 
HFOHSFNP...AND WMO HEADER FZPN40 PHFO. 

$$
FORECASTER BIRCHARD