WTPA33 PHFO 220844
TCPCP3

BULLETIN
TROPICAL STORM DARBY ADVISORY NUMBER  43
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP052016
1100 PM HST THU JUL 21 2016
 
...DARBY CONTINUES MOVING WESTWARD TOWARD HAWAII...
 
 
SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION
-----------------------------------------------
LOCATION...18.8N 148.1W
ABOUT 460 MI...740 KM E OF HILO HAWAII
ABOUT 660 MI...1060 KM ESE OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H
PRESENT MOVEMENT...W OR 265 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...997 MB...29.44 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
A Tropical Storm warning is now in effect for...
* Hawaii County
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Tropical Storm warning is in effect for...
* Hawaii County
A Tropical Storm watch is in effect for...
* Maui County, including the islands of Maui, Molokai, Lanai and
Kahoolawe
 
A Tropical Storm warning means that tropical storm conditions are
expected within the warning area within 36 hours.
 
A Tropical Storm watch means that tropical storm conditions are
possible within the watch area within 48 hours.
 
Interests elsewhere in the Hawaiian Islands should monitor the
progress of Darby. Watches may be required for additional islands
later tonight or Friday.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 1100 PM HST (0900 UTC), the center of Tropical Storm Darby was
located near latitude 18.8 North, longitude 148.1 West. Darby is
moving toward the west near 10 mph (17 km/h) and this motion is
expected to become northwesterly at about the same speed through
Saturday evening.
 
Maximum sustained winds are near 65 mph (100 km/h) with higher
gusts.  Little change in strength is forecast through Saturday
evening.
 
Tropical-storm-force winds extend outward up to 105 miles (165 km)
from the center.
 
The estimated minimum central pressure is 997 mb (29.44 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND:  Tropical-storm-force winds are expected over the Big Island
and possible over portions of Maui county on Saturday.
 
SURF:  Swells generated by Darby are expected to impact the
Hawaiian Islands over the next couple of days, possibly becoming
damaging along some coastlines Friday and Saturday.
 
RAINFALL:  Heavy rains associated with Darby are expected to reach
the Big Island and portions of Maui county late Friday, potentially
impacting the remainder of the state Saturday.  These rains could
cause life-threatening flash floods as well as rock and mud slides.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 200 AM HST.
Next complete advisory at 500 AM HST.
 
$$
Forecaster Powell