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Hawaii, Big Island North and East

High Surf Advisory, Flash Flood Watch

Statement as of 3:30 PM HST on August 04, 2015

... High surf advisory remains in effect until noon HST Thursday...

* surf... along east facing shores... 5 to 8 feet this evening...
increasing to 8 to 12 feet with higher sets tonight... then
declining on Wednesday afternoon.

* Timing... building tonight... peaking early Wednesday... then
declining late Wednesday.

* Impacts... moderate... expect strong breaking waves... shore
break... and strong currents making swimming dangerous.

Precautionary/preparedness actions... heed all advice from ocean
safety officials and exercise caution. Boaters should expect
surfers using Harbor channels to reach surf breaks.

330 PM HST Tue Aug 4 2015

... Flash Flood Watch remains in effect until 6 PM HST Thursday...

The Flash Flood Watch continues for

* Maui and The Big Island.

* Until 600 PM Thursday.

* For abundant moisture from Tropical Storm Guillermo moving
over the area.

* Excessive runoff may produce rock and mudslides in steep
terrain. Fast moving water may create life-threatening

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is very dangerous. Remember
that it does not have to be raining heavily where you are for
flash flooding to occur.

Monitor the latest forecasts and be prepared to take immediate
action if flash flood warnings are issued.

Tropical Storm Watch

Statement as of 5:25 PM HST on August 04, 2015

Expires 7:30 AM EDT on August 05, 2015

... 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 force winds is 10 percent at Hilo
and 16 percent at Kahului.

... 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 Guillermo could result in higher winds.

... Storm surge and storm tide...
large surf will build along east facing shores through tonight and
will continue on Wednesday.

... Inland flooding...
a Flash Flood Watch is in effect for The Big Island and Maui.
Refer to the watch for more details.

Weather Severe Map
Alaska - Record Report
Arizona - Excessive Heat Warning , Record Report
Arkansas - Flood Warning , Special Statement , Record Report
California - Wind Advisory , Excessive Heat Warning , Heat Advisory , Record Report , Public Information Statement
Colorado - Public Information Statement
Delaware - Flash Flood Warning , Areal Flood Advisory
Florida - Flood Warning , Hydrologic Statement , Public Information Statement
Georgia - Record Report , Public Information Statement
Guam - High Surf Advisory
Hawaii - Tropical Storm Watch , Flash Flood Watch , High Surf Advisory, Flash Flood Watch , High Surf Advisory
Idaho - Fire Weather Warning , Record Report
Illinois - Flood Warning , Flash Flood Watch
Indiana - Flood Warning , Flash Flood Watch
Kansas - Special Statement , Public Information Statement
Kentucky - Flash Flood Watch
Louisiana - Flood Warning , Record Report
Maryland - Special Statement
Mississippi - Flood Warning , Record Report
Missouri - Flood Warning , Flash Flood Watch , Public Information Statement
Nebraska - Areal Flood Advisory , Flood Advisory
Nevada - Record Report
North Carolina - Record Report
Oklahoma - Heat Advisory
Oregon - Fire Weather Warning , Record Report , Public Information Statement
South Carolina - Air Quality Alert , Record Report
Texas - Flood Warning , Heat Advisory , Special Statement
Utah - Record Report
Washington - Fire Weather Warning , Public Information Statement
Wyoming - Record Report