National Weather Service United States Department of Commerce
Alenuihaha Channel
Forecast for Alenuihaha Channel
Graphical depiction of zones
Refresh or reload to see the latest information.
divider
WATCHES/WARNINGS/ADVISORIES
PHZ121 Watches/Warnings/Advisories RSS feed

Small Craft Advisory for Alenuihaha Channel until 2018-07-23T16:00:00

WHHW70 PHFO 221326
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
326 AM HST Sun Jul 22 2018

PHZ119>121-230230-
/O.CON.PHFO.SC.Y.0028.000000T0000Z-180723T1600Z/
Maalaea Bay-Pailolo Channel-Alenuihaha Channel-
326 AM HST Sun Jul 22 2018

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST
MONDAY...

* Winds...East to northeast 20 to 25 knots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory indicates inexperienced mariners,
especially those operating smaller vessels, should avoid
navigating in these hazardous conditions.

&&

$$



HOURLY WEATHER
400 AM HST SUN JUL 22 2018
PHZ110>124-180-221500-
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 5100214207970/ 17/ 191012.0
Buoy 510031350798160/ 14/ 161012.3F5/155/150
Buoy 510041420798060/ 14/ 17N/A
WAIMEA BAY#NOT AVBL
MOKAPU POINT#140480N/A5/ 72/140
LANAI#NOT AVBL
BARBERS PT 2#NOT AVBL
PAUWELA#140079N/A4/ 7
HILO#135779N/A4/ 72/110
KANEOHE BAY#142479N/A4/ 6
KANEOHE BAY 2#NOT AVBL
HANALEI#140681N/A5/ 7
Kahului Harbor1400768120/ 9/ 111014.2
Honolulu Harbor14007780CALM / 11013.8
PEARL HARBOR#140080N/A3/ 62/170
Kilo NaluNOT AVBL
Hilo Harbor14007280240/ 6/ 81014.0
Mokuoloe1336778150/ 5/ 71014.7F
Nawiliwili14007382180/ 3/ 71015.0
WHOTS BUOYNOT AVBL
BUOY 51028NOT AVBL
$$

WIND OBSERVATIONS

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

StationDateTimeDirectionSpeedGust
Kaneloa22Jul1803:5339915
HonokanaiaMSGMSGMSGMSG
Kahului AP22Jul1804:0038MSG
Kahului HarborMSGMSGMSGMSG
Hana22Jul1803:4517124
HaleakalaMSGMSGMSGMsg
Kula 122Jul1803:487436
Kaupo GapMSGMSGMSGMSG
Maalaea Bay22Jul1804:233601523
Kapalua-W MauiMSGMSGMSGMSG
LipoaMSGMSGMSGMSG
Upolu AirportMSGMSGMSGMSG
Kamuela AirportMSGMSGMSGMSG
Honokaa22Jul1804:15211
Hakalau22Jul1803:4525835
Puu Mali22Jul1804:0021038
Hilo AP22Jul1804:00245MSG
Pahoa Fire Stn22Jul1803:4828136
Puna Geothermal22Jul1803:48256818
Pali 222Jul1804:0123816
Kealakomo22Jul1803:4441019
Kapapala22Jul1803:4834936
Nene Cabin22Jul1804:2364610
Lower Kahuku22Jul1804:2331615
South Point22Jul1804:0016812
Puho CS22Jul1804:229124
Kona Intl AP22Jul1804:0085MSG
Kaloko-Honokohau22Jul1804:1510733
Kaupulehu22Jul1804:3616858
Puu Waawaa22Jul1804:3716738
Puuanahulu22Jul1804:3716135
Kohala Ranch22Jul1804:353525
Puhe CS22Jul1804:247436
Kawaihae22Jul1803:455969
Kawaihae NOSMSGMSGMSGMSG
Ahumoa22Jul1804:356435
Waikoloa22Jul1804:35115712
Keaumo22Jul1804:3429547
PTA Kipuka Alala22Jul1803:5533313
PTA West22Jul1803:56142810
PTA Keamuku22Jul1803:5014069
PTA Range 1722Jul1803:49303710

SYNOPSIS

JUL 21 2018 17:26:00 HST
JUL 22 2018 13:26:00 UTC

Synopsis for Hawaiian coastal waters:
Surface high pressure far north of the islands will maintain locally breezy trade winds through mid-week.


5 DAY FORECAST


Alenuihaha Channel-
JUL 21 2018 17:26:00 HST
JUL 22 2018 13:26:00 UTC

Headlines
SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING

TODAY
East winds to 25 knots. Wind waves 6 feet. South swell 3 feet. Isolated showers in the morning, then scattered showers in the afternoon. Haze in the afternoon.

TONIGHT
East winds to 25 knots. Wind waves 7 feet. South swell 3 feet. Haze. Isolated showers.

MONDAY
East winds to 25 knots. Wind waves 7 feet. South swell 3 feet in the morning. Haze through the day. Isolated showers in the morning. Scattered showers in the afternoon.

MONDAY NIGHT
Northeast winds to 25 knots. Wind waves 7 feet. Scattered showers.

TUESDAY
East winds to 25 knots. Wind waves 7 feet. Isolated showers.

TUESDAY NIGHT
Northeast winds to 25 knots. Wind waves 7 feet. Isolated showers in the evening. Scattered showers after midnight.

WEDNESDAY
Northeast winds to 25 knots. Wind waves 7 feet. Isolated showers.

THURSDAY
East winds to 25 knots. Wind waves 7 feet. Swell southeast 3 feet. Isolated showers.


Click for the State Forecast Discussion