Station Name: San Nicolas Island, CA (067)
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet / 0 meters

Nearest Address:
Offshore
San Nicolas Island, CA 93042
Ventura County

GPS Coordinates: 33.219, -119.872

Nearby Water Temperatures

High Surf Advisory issued November 20 at 1:21PM PST until November 24 at 3:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Thu November 20, 2025, 1:21 PM
Expires: Fri November 21, 2025, 4:00 AM

* WHAT...Large breaking waves of 6 to 8 feet with dangerous rip currents. * WHERE...Ventura County Beaches. * WHEN...From 3 AM Friday to 3 AM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Minor beach erosion and minor flooding of usually dry areas may occur. * ADDITIONAL DETAILS...Minor tidal overflows are possible from 8 AM to 1 PM Friday through Saturday.

Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks.

Winter Weather Advisory issued November 20 at 12:43PM PST until November 21 at 10:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Thu November 20, 2025, 12:43 PM
Expires: Fri November 21, 2025, 10:00 AM

* WHAT...Moderate snow accumulations expected: For elevations above 6000 feet, 3 to 6 inches. For elevations between 5000 and 6000 feet, 1 to 3 inches possible. East wind gusts of 30 to 45 mph expected on Friday. * WHERE...Northern Ventura County Mountains. * WHEN...Until 10 AM PST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday morning commutes. * ADDITIONAL DETAILS...Additional snow is possible Friday afternoon into Saturday, but accumulations are expected to be light at this point. If more intense snow becomes probable, this advisory may need to be extended.

Slow down and use caution while traveling. Always carry chains. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Flood Watch issued November 20 at 10:23PM PST until November 21 at 7:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Thu November 20, 2025, 10:23 PM
Expires: Fri November 21, 2025, 7:00 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southwest California, including the following areas, Calabasas and Agoura Hills, Eastern San Fernando Valley, Eastern San Gabriel Mountains, Eastern Santa Monica Mountains Recreational Area, Los Angeles County Beaches, Los Angeles County Inland Coast including Downtown Los Angeles, Los Angeles County San Gabriel Valley, Malibu Coast, Palos Verdes Hills, Santa Clarita Valley, Western San Fernando Valley, Western San Gabriel Mountains and Highway 14 Corridor and Western Santa Monica Mountains Recreational Area. * WHEN...Until 7 AM PST Friday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Rain rates between 0.50 and 0.75 inches per hour are possible overnight tonight with a 10 to 20 percent chance of 1 inch per hour. Showers will be very scattered and not all areas will get heavy rain. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Advisory issued November 20 at 10:16PM PST until November 21 at 4:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Thu November 20, 2025, 10:16 PM
Expires: Fri November 21, 2025, 4:00 AM

* WHAT...Urban and small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following counties, southeast Santa Barbara County and western Ventura County. * WHEN...Until 400 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 1015 PM PST, Doppler radar indicated moderate to heavy rain falling across the advisory area. Between 0.5 and 1 inch of rain has fallen. Urban and small stream flooding is likely. Overflowing poor drainage areas will cause minor flooding in the advisory area. - Some locations that will experience flooding include... Ventura, Ojai, Carpinteria, Rose Valley, La Conchita, Meiners Oaks, Highway 33 between Wheeler Springs and Rose Valley Road, Lake Casitas, Reyes Peak, Solimar Beach, and Old Man Mountain. - http://www.weather.gov/safety/flood

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.

High Surf Advisory issued November 20 at 5:32PM PST until November 24 at 3:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Thu November 20, 2025, 5:32 PM
Expires: Fri November 21, 2025, 8:00 AM

* WHAT...Large breaking waves of 6 to 8 feet with dangerous rip currents. * WHERE...Ventura County Beaches. * WHEN...From 3 AM Friday to 3 AM PST Monday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. Minor beach erosion and minor flooding of usually dry areas may occur.

Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks.

Winter Weather Advisory issued November 21 at 3:37AM PST until November 21 at 10:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Fri November 21, 2025, 3:37 AM
Expires: Fri November 21, 2025, 10:00 AM

* WHAT...Moderate snow accumulations expected: For elevations above 6000 feet, 3 to 6 inches. For elevations between 4000 and 6000 feet, 1 to 3 inches possible. East wind gusts of 30 to 45 mph expected on Friday. * WHERE...Northern Ventura County Mountains. * WHEN...Until 10 AM PST this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning commute. * ADDITIONAL DETAILS...Additional snow is possible this afternoon into Saturday, but accumulations are expected to be light at this point. If more intense snow becomes probable, this advisory may need to be extended.

Slow down and use caution while traveling. Always carry chains. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Wind Advisory issued November 21 at 12:56AM PST until November 22 at 10:00AM PST by NWS Los Angeles/Oxnard CA

Effective: Fri November 21, 2025, 12:56 AM
Expires: Fri November 21, 2025, 10:00 PM

* WHAT...Northeast winds 15 to 25 mph with gusts 35 to 45 mph expected. * WHERE...Calabasas and Agoura Hills, Malibu Coast, Santa Clarita Valley, Santa Susana Mountains, Southeastern Ventura County Valleys, Ventura County Beaches, Ventura County Inland Coast, and Western Santa Monica Mountains Recreational Area. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.