Marine Weather for PH 115

Active Advisory: (US Severe Weather)
Forecast as of 9:46 am HST on November 20, 2018
Small Craft Advisory in effect through Wednesday afternoon
Oahu Leeward Waters-
Rest Of Today
East winds to 25 knots. Wind waves 7 feet. Northwest swell 5 feet. Isolated showers late in the morning.
Tonight
East winds to 25 knots. Wind waves 8 feet. Northwest swell 4 feet. Isolated showers through the night.
Wednesday
East winds to 30 knots. Wind waves 9 feet. Northwest swell 4 feet. Isolated showers in the morning.
Wednesday Night
East winds 20 knots. Wind waves 8 feet. North swell 3 feet. Isolated showers in the evening, then scattered showers after midnight.
Thursday
East winds 15 knots. Wind waves 7 feet. North swell 3 feet. Scattered showers in the morning, then isolated showers in the afternoon.
Thursday Night
East winds 10 knots. Wind waves 5 feet. Isolated showers after midnight.
Friday
Northeast winds 10 knots in the morning becoming variable less than 10 knots, then becoming northeast 10 knots. Wind waves 4 feet. Isolated showers.
Saturday
East winds 10 knots becoming variable less than 10 knots. Wind waves 3 to 4 feet. Northwest swell 3 to 5 feet. Isolated showers.

Watches & Warnings

Small Craft Advisory
Issued: 3:46 PM HST Nov. 20, 2018 – National Weather Service

... Small Craft Advisory remains in effect until 5 PM HST
Wednesday...

* winds and seas... east winds 15 to 25 kt with higher gusts. Seas
7 to 12 feet.

* Timing... through late Wednesday afternoon.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 25 to 33 knots
and/or seas 10 feet or greater are expected to produce conditions
hazardous to small craft. Inexperienced mariners, especially
those operating smaller vessels, should avoid navigating in these
conditions.





Marine Weather

Marine Weather Links

Hawaiian coastal waters within 40 nautical miles including the Hawaiian islands humpback whale National marine Sanctuary.

Hawaiian offshore waters beyond 40 nautical miles out to 240 nautical miles including the portion of the papahanaumokuakea marine National Monument east of French Frigate Shoals

Marine & Boating Location Search

Enter a coastal zip code for marine weather.

Coastal Water Temperatures

Place Temperature
No Stations Reporting

Open Sea Buoy Information

Place ID Sea Temp Wave Height
Mokapu Point, HI 51202 78 °F 7.55 ft
Waimea Bay, HI 51201 76 °F 6.56 ft
Click the Station ID for daily observations and history.

Tide Information

Date Time Tide Type Height
Haleiwa, Waialua Bay, Oahu Island, Hawaii:  
2018-11-21 01:57 AM HST High Tide 1.70
2018-11-21 07:23 AM HST Low Tide 0.31
2018-11-21 01:29 PM HST High Tide 0.98
2018-11-21 06:26 PM HST Low Tide -0.14
2018-11-22 02:33 AM HST High Tide 1.84
2018-11-22 08:12 AM HST Low Tide 0.25
Hanauma Bay, Oahu Island, Hawaii:  
2018-11-21 02:00 AM HST High Tide 2.12
2018-11-21 08:43 AM HST Low Tide 0.39
2018-11-21 01:32 PM HST High Tide 1.22
2018-11-21 07:46 PM HST Low Tide -0.18
2018-11-22 02:36 AM HST High Tide 2.30
2018-11-22 09:32 AM HST Low Tide 0.32
Honolulu, Honolulu Harbor, Oahu Island, Hawaii:  
2018-11-21 02:59 AM HST High Tide 2.12
2018-11-21 09:28 AM HST Low Tide 0.39
2018-11-21 02:31 PM HST High Tide 1.22
2018-11-21 08:31 PM HST Low Tide -0.18
2018-11-22 03:35 AM HST High Tide 2.30
2018-11-22 10:17 AM HST Low Tide 0.32
Moku o Loe, Kaneohe Bay, Oahu Island, Hawaii:  
2018-11-21 01:50 AM HST High Tide 2.12
2018-11-21 07:47 AM HST Low Tide 0.77
2018-11-21 12:44 PM HST High Tide 1.58
2018-11-21 07:18 PM HST Low Tide -0.35
2018-11-22 02:27 AM HST High Tide 2.33
2018-11-22 08:34 AM HST Low Tide 0.79
2018-11-22 01:14 PM HST High Tide 1.50
Waianae, Oahu Island, Hawaii:  
2018-11-21 03:19 AM HST High Tide 1.97
2018-11-21 09:46 AM HST Low Tide 0.39
2018-11-21 02:51 PM HST High Tide 1.14
2018-11-21 08:49 PM HST Low Tide -0.18
2018-11-22 03:55 AM HST High Tide 2.14
2018-11-22 10:35 AM HST Low Tide 0.32
Waikane, Kaneohe Bay, Oahu Island, Hawaii:  
2018-11-21 01:28 AM HST High Tide 2.40
2018-11-21 07:43 AM HST Low Tide 0.77
2018-11-21 12:22 PM HST High Tide 1.78
2018-11-21 07:14 PM HST Low Tide -0.35
2018-11-22 02:05 AM HST High Tide 2.63
2018-11-22 08:30 AM HST Low Tide 0.79
2018-11-22 12:52 PM HST High Tide 1.69
Waimanalo, Oahu Island, Hawaii:  
2018-11-21 02:02 AM HST High Tide 1.87
2018-11-21 07:52 AM HST Low Tide 0.58
2018-11-21 12:55 PM HST High Tide 1.39
2018-11-21 07:23 PM HST Low Tide -0.26
2018-11-22 02:38 AM HST High Tide 2.05
2018-11-22 08:39 AM HST Low Tide 0.59