WTPA33 PHFO 250241
TCPCP3

BULLETIN
TROPICAL STORM DARBY ADVISORY NUMBER  54
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP052016
500 PM HST SUN JUL 24 2016
 
...DARBY MOVING THROUGH THE KAUAI CHANNEL TOWARD KAUAI...
 
 
SUMMARY OF 500 PM HST...0300 UTC...INFORMATION
----------------------------------------------
LOCATION...21.7N 158.9W
ABOUT 40 MI...60 KM ESE OF LIHUE HAWAII
ABOUT 70 MI...115 KM WNW OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...NW OR 325 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...1011 MB...29.86 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
The Tropical Storm Warning for Maui County has been discontinued.
 
The Tropical Storm Watch for the Papahanaumokuakea Marine National
Monument has been discontinued.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Warning is in effect for...
* Oahu
* Kauai County, including the islands of Kauai and Niihau
 
A Tropical Storm Warning means that tropical storm conditions are
imminent or already occurring. In this case, Tropical Storm
conditions are expected over Oahu and Kauai through tonight.
 
For storm information specific to your area, please monitor
products issued by the National Weather Service office in
Honolulu Hawaii.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 500 PM HST (0300 UTC), the center of Tropical Storm Darby was
located near latitude 21.7 North, longitude 158.9 West. Darby is
moving toward the northwest near 12 mph (19 km/h) and this motion is
expected to continue over the next 48 hours. On the forecast track,
the center of Darby is expected to pass over or near Kauai tonight.
 
Maximum sustained winds are near 40 mph (65 km/h) with higher gusts.
Darby is expected to weaken to a tropical depression tonight and
become a post-tropical remnant low in about 2 days.
 
Tropical-storm-force winds extend outward up to 80 miles (130 km)
from the center.
 
The estimated minimum central pressure is 1011 mb (29.86 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND:  Tropical Storm force winds are expected over Oahu and Kauai
tonight.
 
SURF:  Swells generated by Darby will impact Kauai and Oahu tonight
and diminish on Monday.
 
RAINFALL:  Storm total rainfall of 6 to 10 inches, with isolated
amounts of up to 15 inches. These rains could produce
life-threatening flash floods and landslides.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 800 PM HST.
Next complete advisory at 1100 PM HST.
 
$$
Forecaster Kodama