Station Name: Kaumalapau Southwest, Lanai, HI (239)
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Lanai City, HI 96763
Maui County

GPS Coordinates: 20.75, -157.003

Nearby Water Temperatures

High Surf Advisory issued January 31 at 3:30AM HST until January 31 at 6:00PM HST by NWS Honolulu HI

Effective: Sat January 31, 2026, 3:30 AM
Expires: Sat January 31, 2026, 4:30 PM

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI... ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Large to extra-large surf will prevail today due to overlapping west-northwest to northwest (295 to 320 degrees) swells. These swells will decline late today into Sunday. Additionally, higher than predicted tides will produce minor flooding along vulnerable low-lying coastal infrastructure, as well as cause some beach erosion, during peak high tides between midnight and sunrise. The elevated tides will also contribute to runup and beach erosion early this morning and again late tonight into early Sunday morning along north and west shores exposed to the large swell. * WHAT...For north facing shores of Maui, surf of 18 to 22 feet, slowly decreasing during the afternoon. For west facing shores of the Big Island, surf of 7 to 10 feet, slowly decreasing later today. Additionally, a combination of higher than predicted tides and elevated surf will produce nuisance coastal flooding, mainly during peak high tides in the early morning hours between midnight and sunrise. * WHERE...North facing shores of Maui and west facing shores of the Big Island. * WHEN...For the High Surf Advisory, until 6 PM HST this evening. For the Coastal Flood Statement, through Monday afternoon. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous. Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation.

Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Heed all advice from ocean safety officials. When in doubt, don't go out.

High Surf Warning issued January 31 at 3:30AM HST until January 31 at 6:00PM HST by NWS Honolulu HI

Effective: Sat January 31, 2026, 3:30 AM
Expires: Sat January 31, 2026, 4:30 PM

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI... ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Large to extra-large surf will prevail today due to overlapping west-northwest to northwest (295 to 320 degrees) swells. These swells will decline late today into Sunday. Additionally, higher than predicted tides will produce minor flooding along vulnerable low-lying coastal infrastructure, as well as cause some beach erosion, during peak high tides between midnight and sunrise. The elevated tides will also contribute to runup and beach erosion early this morning and again late tonight into early Sunday morning along north and west shores exposed to the large swell. * WHAT...For north facing shores, surf of 20 to 30 feet, slowly decreasing during the afternoon. For west facing shores, surf of 18 to 25 feet, slowly decreasing during the afternoon. Additionally, a combination of higher than predicted tides and elevated surf will produce nuisance coastal flooding, mainly during peak high tides in the early morning hours between midnight and sunrise. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, and Molokai. * WHEN...For the High Surf Warning, until 6 PM HST this evening. For the Coastal Flood Statement, through Monday afternoon. * IMPACTS...High. Expect very strong breaking waves and powerful currents. Waves breaking in channel entrances may make navigating the channels dangerous. Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation.

Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Stay away from the shoreline along the affected coasts. Be prepared for road closures. Postpone entering or leaving channels affected by the high surf until the surf subsides.

Coastal Flood Statement issued January 31 at 3:30AM HST until February 2 at 6:00PM HST by NWS Honolulu HI

Effective: Sat January 31, 2026, 3:30 AM
Expires: Sat January 31, 2026, 4:30 PM

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI... ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Large to extra-large surf will prevail today due to overlapping west-northwest to northwest (295 to 320 degrees) swells. These swells will decline late today into Sunday. Additionally, higher than predicted tides will produce minor flooding along vulnerable low-lying coastal infrastructure, as well as cause some beach erosion, during peak high tides between midnight and sunrise. The elevated tides will also contribute to runup and beach erosion early this morning and again late tonight into early Sunday morning along north and west shores exposed to the large swell. * WHAT...Isolated minor coastal flooding due to higher than predicted tides. * WHERE...Vulnerable low-lying coastal roadways, docks, boat ramps and other coastal infrastructure. * WHEN...Through Monday at and around the daily peak tides in the early morning hours between midnight and sunrise. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation.

Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches.

Coastal Flood Statement issued January 31 at 3:30AM HST until February 2 at 6:00PM HST by NWS Honolulu HI

Effective: Sat January 31, 2026, 3:30 AM
Expires: Sat January 31, 2026, 4:30 PM

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI... ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Large to extra-large surf will prevail today due to overlapping west-northwest to northwest (295 to 320 degrees) swells. These swells will decline late today into Sunday. Additionally, higher than predicted tides will produce minor flooding along vulnerable low-lying coastal infrastructure, as well as cause some beach erosion, during peak high tides between midnight and sunrise. The elevated tides will also contribute to runup and beach erosion early this morning and again late tonight into early Sunday morning along north and west shores exposed to the large swell. * WHAT...For north facing shores, surf of 20 to 30 feet, slowly decreasing during the afternoon. For west facing shores, surf of 18 to 25 feet, slowly decreasing during the afternoon. Additionally, a combination of higher than predicted tides and elevated surf will produce nuisance coastal flooding, mainly during peak high tides in the early morning hours between midnight and sunrise. * WHERE...North and west facing shores of Niihau, Kauai, Oahu, and Molokai. * WHEN...For the High Surf Warning, until 6 PM HST this evening. For the Coastal Flood Statement, through Monday afternoon. * IMPACTS...High. Expect very strong breaking waves and powerful currents. Waves breaking in channel entrances may make navigating the channels dangerous. Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation.

Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Stay away from the shoreline along the affected coasts. Be prepared for road closures. Postpone entering or leaving channels affected by the high surf until the surf subsides.

Coastal Flood Statement issued January 31 at 3:30AM HST until February 2 at 6:00PM HST by NWS Honolulu HI

Effective: Sat January 31, 2026, 3:30 AM
Expires: Sat January 31, 2026, 4:30 PM

...HIGH SURF WARNING IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI... ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Large to extra-large surf will prevail today due to overlapping west-northwest to northwest (295 to 320 degrees) swells. These swells will decline late today into Sunday. Additionally, higher than predicted tides will produce minor flooding along vulnerable low-lying coastal infrastructure, as well as cause some beach erosion, during peak high tides between midnight and sunrise. The elevated tides will also contribute to runup and beach erosion early this morning and again late tonight into early Sunday morning along north and west shores exposed to the large swell. * WHAT...For north facing shores of Maui, surf of 18 to 22 feet, slowly decreasing during the afternoon. For west facing shores of the Big Island, surf of 7 to 10 feet, slowly decreasing later today. Additionally, a combination of higher than predicted tides and elevated surf will produce nuisance coastal flooding, mainly during peak high tides in the early morning hours between midnight and sunrise. * WHERE...North facing shores of Maui and west facing shores of the Big Island. * WHEN...For the High Surf Advisory, until 6 PM HST this evening. For the Coastal Flood Statement, through Monday afternoon. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous. Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation.

Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Heed all advice from ocean safety officials. When in doubt, don't go out.