Haleakala Summit Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Tropical Storm Watch
Issued: 9:41 PM HST Aug. 30, 2016 – National Weather Service

... Tropical storm watch remains in effect...

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

Loose objects such as lawn furniture... garbage cans... and other
items should be secured or stored indoors.

... Probability of tropical storm/hurricane conditions...
the chance for tropical storm conditions at Hana is 20 percent... at
Kahului is 19 percent... at Lanai City is 21 percent... and at
Kaunakakai is 14 percent. The onset of tropical storm conditions
could occur as early as late Wednesday afternoon or Wednesday

... Winds...
although the latest forecast is for sustained winds to remain
below tropical storm force of 39 mph... 34 knots... only a small
change in the track of Madeline could result in higher winds.

... Storm surge and storm tide...
large and damaging surf is expected along east facing shores of
east Maui. Surf will build this afternoon... and peak at 12 to
18 feet tonight through Wednesday night. 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 tonight through
Wednesday night.


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