Marine Weather for PH 121

Active Advisory: (US Severe Weather)
Forecast as of 3:08 am HST on January 17, 2020
Small Craft Advisory in effect through Sunday afternoon
Alenuihaha Channel-
Today
Winds variable less than 10 knots becoming northeast to 25 knots in the afternoon. Wind waves 6 feet. Scattered showers.
Tonight
Northeast winds to 25 knots. Wind waves 7 feet. Northwest swell 5 feet increasing to 7 feet after midnight. Scattered showers.
Saturday
Northeast winds to 25 knots. Wind waves 7 feet. North swell 8 feet.
Saturday Night
Northeast winds to 25 knots. Wind waves 8 feet. North swell 7 feet. Isolated showers in the evening. Scattered showers after midnight.
Sunday
Northeast winds to 30 knots. Wind waves 8 feet. North swell 7 feet. Scattered showers in the morning. Isolated showers in the afternoon.
Sunday Night
Northeast winds to 25 knots. Wind waves 8 feet. North swell 10 feet. Isolated showers.
Monday
East winds to 25 knots. Wind waves 6 to 8 feet. Northwest swell 7 to 9 feet.
Tuesday
East winds to 25 knots easing to 15 knots. Wind waves 5 to 6 feet. Northwest swell 4 to 6 feet.

Watches & Warnings

Special Weather Statement
Issued: 3:20 AM HST Jan. 17, 2020 – National Weather Service

... Small Craft Advisory in effect until 6 PM HST Sunday...

* what... north winds increasing to 15 to 25 knots, becoming
northeast tonight. Seas building to 8 to 10 feet today.

* Where... Kauai windward waters, Kauai Channel, Oahu windward
waters, Kaiwi Channel, Maui County windward waters, Maalaea
Bay, Pailolo Channel and Alenuihaha Channel.

* When... until 6 PM HST Sunday.

* Impacts... conditions will be hazardous to small craft.

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 77 °F 8.86 ft
Click the Station ID for daily observations and history.

Tide Information

Date Time Tide Type Height
Hana, Maui Island, Hawaii:  
2020-02-26 04:50 PM HST High Tide 1.71
2020-02-26 10:19 PM HST Low Tide 0.15
2020-02-27 04:59 AM HST High Tide 2.06
2020-02-27 11:02 AM HST Low Tide 0.13
2020-02-27 05:29 PM HST High Tide 1.68
2020-02-27 10:48 PM HST Low Tide 0.29
Kihei, Maalaea Bay, Maui Island, Hawaii:  
2020-02-26 06:02 PM HST High Tide 1.53
2020-02-26 11:20 PM HST Low Tide 0.15
2020-02-27 06:11 AM HST High Tide 1.84
2020-02-27 12:03 PM HST Low Tide 0.13
2020-02-27 06:41 PM HST High Tide 1.50
2020-02-27 11:49 PM HST Low Tide 0.29
Kuheia Bay, Kahoolawe Island, Hawaii:  
2020-02-26 06:07 PM HST High Tide 1.39
2020-02-26 11:48 PM HST Low Tide 0.27
2020-02-27 05:56 AM HST High Tide 1.60
2020-02-27 12:27 PM HST Low Tide 0.04
2020-02-27 06:53 PM HST High Tide 1.45
2020-02-28 12:40 AM HST Low Tide 0.42
Mahukona, Hawaii Island, Hawaii:  
2020-02-26 05:41 PM HST High Tide 1.42
2020-02-26 11:35 PM HST Low Tide 0.20
2020-02-27 05:44 AM HST High Tide 1.64
2020-02-27 12:13 PM HST Low Tide 0.10
2020-02-27 06:22 PM HST High Tide 1.41
2020-02-28 12:12 AM HST Low Tide 0.36
Makena, Maui Island, Hawaii:  
2020-02-26 05:31 PM HST High Tide 1.19
2020-02-26 11:10 PM HST Low Tide 0.15
2020-02-27 05:40 AM HST High Tide 1.43
2020-02-27 11:53 AM HST Low Tide 0.13
2020-02-27 06:10 PM HST High Tide 1.17
2020-02-27 11:39 PM HST Low Tide 0.29
Smuggler Cove, Kahoolawe Island, Hawaii:  
2020-02-26 06:01 PM HST High Tide 1.39
2020-02-27 12:00 AM HST Low Tide 0.27
2020-02-27 05:50 AM HST High Tide 1.60
2020-02-27 12:39 PM HST Low Tide 0.04
2020-02-27 06:47 PM HST High Tide 1.45
2020-02-28 12:52 AM HST Low Tide 0.42