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Big Island Leeward Waters
Forecast for Big Island Leeward Waters
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WATCHES/WARNINGS/ADVISORIES
PHZ123 Watches/Warnings/Advisories RSS feed

TR Watch for Big Island Leeward Waters until 2000-00-00T00:00:00

WHHW70 PHFO 210247
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
447 PM HST Mon Aug 20 2018


PHZ123-124-211600-
/O.CON.PHFO.TR.A.2014.000000T0000Z-000000T0000Z/
Big Island Leeward Waters-Big Island Southeast Waters-
447 PM HST Mon Aug 20 2018

...TROPICAL STORM WATCH REMAINS IN EFFECT...

Strong winds associated with Hurricane Lane may impact waters
south of the Big Island as early as Wednesday morning, with rough
seas and swells expected to increase Tuesday night.

$$



HOURLY WEATHER
1100 PM HST MON AUG 20 2018
PHZ110>124-180-211000-
BUOY REPORTS
STATION/POSITIONTIMETEMPWINDPRESWAVESWELL
AIRSEADIR/SP/GHT/PERHT/DIR
(UTC)(F)(DEG/KT/KT)(MB)(FT/S)(FT/D)
Buoy 51101NOT AVBL
Buoy 51100NOT AVBL
Buoy 51002NOT AVBL
Buoy 51003NOT AVBL
Buoy 51004NOT AVBL
WAIMEA BAY#NOT AVBL
MOKAPU POINT#NOT AVBL
LANAI#NOT AVBL
BARBERS PT 2#NOT AVBL
PAUWELA#090081N/A8/125/ 40
HILO#085780N/A8/125/120
KANEOHE BAY#085480N/A5/112/ 10
KANEOHE BAY 2#NOT AVBL
HANALEI#NOT AVBL
Kahului Harbor0848798350/ 14/ 201016.6F
Honolulu Harbor0848818190/ 4/ 81016.3F
PEARL HARBOR#090080N/A3/ 82/180
Kilo NaluNOT AVBL
Hilo Harbor08487479230/ 4/ 51016.5F
Mokuoloe0836808480/ 11/ 121017.4F
Nawiliwili0848808340/ 8/ 121017.6F
WHOTS BUOYNOT AVBL
BUOY 51028NOT AVBL
$$

WIND OBSERVATIONS

Observations listed in HST. HST is UTC - 10 hours.

StationDateTimeDirectionSpeedGust
Upolu AirportMSGMSGMSGMSG
Kamuela AirportMSGMSGMSGMSG
Honokaa20Aug1823:15211
Hakalau20Aug1822:4524546
Puu Mali20Aug1823:001271018
Hilo AP20Aug1823:00254MSG
Pahoa Fire Stn20Aug1822:4831335
Puna Geothermal20Aug1822:487239
Pali 220Aug1823:01221626
Kealakomo20Aug1822:4481723
Kapapala20Aug1822:4835635
Nene CabinMSGMSGMSGMSG
Lower KahukuMSGMSGMSGMSG
South PointMSGMSGMSGMSG
Puho CSMSGMSGMSGMSG
Kona Intl AP20Aug1823:00127MSG
Kaloko-HonokohauMSGMSGMSGMSG
KaupulehuMSGMSGMSGMSG
Puu WaawaaMSGMSGMSGMSG
PuuanahuluMSGMSGMSGMSG
Kohala RanchMSGMSGMSGMSG
Puhe CSMSGMSGMSGMSG
KawaihaeMSGMSGMSGMSG
Kawaihae NOSMSGMSGMSGMSG
AhumoaMSGMSGMSGMSG
WaikoloaMSGMSGMSGMSG
KeaumoMSGMSGMSGMSG
PTA Kipuka Alala20Aug1822:554136
PTA West20Aug1822:563128
PTA Keamuku20Aug1822:50157310
PTA Range 1720Aug1822:49290715

SYNOPSIS

AUG 20 2018 13:07:00 HST
AUG 21 2018 09:07:00 UTC

Synopsis for Hawaiian coastal waters:
A weak trough west of Kauai will move west and dissipate tonight while high pressure builds to the distant north. Hurricane Lane, centered near 14. 0°N 151. 2°W at 11 pm HST, is moving west at 10 kt. Lane is forecast to pass near the islands this week, potentially bringing dangerously strong winds, rough seas and large swells. A tropical storm watch is in effect for waters south of the big island.


5 DAY FORECAST


Big Island Leeward Waters-
AUG 20 2018 13:07:00 HST
AUG 21 2018 09:07:00 UTC

Headlines
TROPICAL STORM WATCH IN EFFECT

REST OF TONIGHT
East winds 25 knots. Wind waves 10 feet. Isolated showers late in the evening.

TUESDAY
Northeast winds 25 knots. Wind waves 9 feet. Southeast swell 3 feet. Isolated showers.

TUESDAY NIGHT
Tropical storm conditions possible. East winds 25 knots. Wind waves 8 feet. Southeast swell 4 feet. Haze through the night. Scattered showers in the evening. Isolated showers after midnight.

WEDNESDAY
Tropical storm conditions possible. East winds 25 knots. Wind waves 9 feet. Southeast swell 5 feet. Haze. Isolated showers.

WEDNESDAY NIGHT
Hurricane conditions possible. Northeast winds 25 knots becoming east 40 knots after midnight. Wind waves 9 feet. Mixed swell southeast 6 feet and north 3 to 4 feet. Frequent heavy showers.

THURSDAY
Hurricane conditions possible. Frequent heavy showers.

THURSDAY NIGHT
Hurricane conditions possible. Frequent heavy showers.

FRIDAY
Tropical storm conditions possible. Frequent heavy showers.

FRIDAY NIGHT
Tropical storm conditions possible. Southeast winds 15 knots. Wind waves 11 feet. Southeast swell 3 feet and east 5 to 6 feet. Occasional showers.

SATURDAY
Southeast winds 15 knots. Wind waves 8 feet. Swell northeast 5 feet. Occasional showers in the morning, then showers likely in the afternoon.


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