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BULLETIN
TROPICAL STORM DARBY INTERMEDIATE ADVISORY NUMBER  51A
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP052016
200 AM HST SUN JUL 24 2016
 
...HEAVY RAINS FROM DARBY CONTINUE TO IMPACT THE BIG ISLAND AS IT
MOVES SLOWLY AWAY...
 
 
SUMMARY OF 200 AM HST...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...19.6N 157.0W
ABOUT 70 MI...115 KM W OF KAILUA-KONA HAWAII
ABOUT 130 MI...210 KM SSE OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Warning is in effect for...
* All islands in the state of Hawaii.
 
A Tropical Storm Warning means that tropical storm conditions are
imminent or already occurring. In this case, tropical storm
conditions are occurring over portions of the Big Island. These
conditions are expected over Maui County and Oahu today through
tonight, and over Kauai late tonight and Monday.
 
Interests in the eastern portion of the Papahanaumokuakea Marine
National Monument should monitor the progress of Darby.
 
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 200 AM HST (1200 UTC), the center of Tropical Storm Darby was
located near latitude 19.6 North, longitude 157.0 West. Darby is
moving toward the west-northwest near 10 mph (17 km/h). Darby is
forecast to make a slight turn toward the northwest later tonight
and continue moving northwest over the next 48 hours, with little
change in forward speed.
 
Maximum sustained winds are near 40 mph (65 km/h) with higher gusts.
Little change in intensity is forecast through Sunday night with
slight weakening expected by Monday.
 
Tropical-storm-force winds extend outward up to 70 miles (110 km)
from the center. Tropical Storm force wind gusts continue across
much of the island chain.
 
The estimated minimum central pressure is 1004 mb (29.65 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND:  Tropical Storm force winds are occurring over portions of the
Big Island. These winds are expected over parts of Maui County and
Oahu today through tonight, and over Kauai late tonight and Monday.
 
SURF:  Swells generated by Darby are impacting the Hawaiian Islands,
and will continue over the next day or so, before diminishing.
 
RAINFALL:  Storm total rainfall of 8 to 12 inches, with possible
isolated maximum amounts of 15 inches. These rains could produce
life-threatening flash floods and landslides.
 
 
NEXT ADVISORY
-------------
Next complete advisory at 500 AM HST.
 
$$
Forecaster Houston/Jelsema
 
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