WTPA35 PHFO 301439
TCPCP5

BULLETIN
HURRICANE MADELINE ADVISORY NUMBER  16
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP142016
500 AM HST TUE AUG 30 2016
 
...MAJOR HURRICANE MADELINE TRACKING WESTWARD TOWARDS THE
HAWAIIAN ISLANDS...
 
 
SUMMARY OF 500 AM HST...1500 UTC...INFORMATION
----------------------------------------------
LOCATION...19.3N 148.3W
ABOUT 445 MI...715 KM E OF HILO HAWAII
ABOUT 635 MI...1025 KM E OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...958 MB...28.29 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
A Tropical Storm Warning is now in effect for
* Hawaii County
 
A Tropical Storm Watch is now in effect for
* Maui County including the islands of Maui Molokai and Lanai
 
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 and Lanai
 
A Hurricane Watch is in effect for...
* Hawaii County.
 
A Tropical Storm Warning means that tropical storm conditions are
expected within the warning area. A Tropical Storm Warning is
typically issued 36 hours before the anticipated first occurrance
of tropical storm force winds.
 
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area. A Tropical Storm Watch is typically
issued 48 hours before the possible first occurrance of tropical
storm force winds.
 
A Hurricane Watch means that hurricane conditions are possible
within the watch area. A Hurricane Watch is typically issued 48
hours before the anticipated first occurrence of tropical storm
force winds, conditions that make outside preparations difficult
or dangerous.
 
Interests elsewhere in the main Hawaiian Islands should monitor
the progress of Madeline.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 500 AM HST (1500 UTC), the center of Hurricane Madeline was
located near latitude 19.3 North, longitude 148.3 West. Madeline is
moving toward the west near 10 mph (17 km/h) and this motion is
expected to become west southwesterly later today through early
Thursday. On the forecast track, the center of Madeline will pass
dangerously close to the Big Island Wednesday and Wednesday night.
 
Maximum sustained winds are near 120 mph (195 km/h) with higher
gusts. Madeline is a category 3 hurricane on the Saffir-Simpson
Hurricane Wind Scale. Some weakening is forecast through early
Thursday. 
 
Hurricane-force winds extend outward up to 30 miles (45 km) from the
center and tropical-storm-force winds extend outward up to 125 miles
(205 km).
 
The estimated minimum central pressure is 958 mb (28.29 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND: Tropical storm conditions are expected and hurricane
conditions are possible over Hawaii County on Wednesday. Tropical
storm conditions are possible over Maui County, including the
islands of Maui Molokai and Lanai, on Wednesday.
 
SURF: Swells generated by Madeline are expected to reach the
Hawaiian Islands over the next couple of days, possibly becoming
damaging along some coastlines Wednesday and Thursday.
 
RAIN: Heavy rains associated with Madeline may reach Hawaii County
on Wednesday, and may impact other Hawaiian Islands later Wednesday
into Friday. Madeline is expected to produce total rain
accumulations of 5 to 10 inches, with isolated maximum amounts near
15 inches, across the Big Island, especially over windward portions.
This rainfall may lead to dangerous flash floods and mudslides.
Madeline may produce up to 4 inches of rainfall across Maui County.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 800 AM HST.
Next complete advisory at 1100 AM HST.
 
$$
Forecaster Powell