Haleakala Summit Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Tropical Storm Warning
Issued: 2:56 PM HST Aug. 31, 2016 – National Weather Service

... Tropical Storm Warning remains in effect...

... Precautionary/preparedness actions...
precautionary/preparedness actions...

Secure loose outdoor objects which can be blown around. Tropical
storms can bring very heavy rain leading to flash flooding.
People near streams... rivers... and low-lying flood prone areas
are urged to be especially alert to flash flooding.

... Winds...
some areas could see winds as high as 25 to 35 mph with gusts to
50 mph. Wind gusts of 46 mph have been observed at Maalaea Bay and
Kaupo. The strongest wind gusts observed today in Maui County was
48 mph on Kahoolawe.

Gusts will be strongest over mountainous terrain... through
passes... and where winds blow downslope. Loose items... such as
garbage cans and outdoor furniture... will be blown around. Newly
planted or Young trees and shrubs may be uprooted if not secured
properly. Isolated power outages will be possible.

... Storm surge and storm tide...
large and damaging surf is expected along east facing shores of
east Maui. Surf will continue to build today... and peak at 12 to
18 feet this afternoon through tonight. This may cause
significant wave runup or damage to coastal properties and
infrastructure... including roadways. Powerful longshore and rip
currents will be present at most beaches. Large breaking waves
and strong currents may impact Harbor entrances and channels
causing challenging boat handling. Although surf heights will be
lower along east facing shores of west Maui and Molokai... surf
heights will reach advisory levels of 5 to 9 feet late this
afternoon through tonight.

... Inland flooding...
periods of heavy showers will continue to impact mainly the
windward and mountain sections of Maui County this afternoon and
tonight. Total rain accumulations of 3 to 5 inches are possible...
with isolated maximum amounts up to 10 inches.

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