Station Name: Humboldt Bay, North Spit, CA (168)
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Manila, CA 95521
Humboldt County

GPS Coordinates: 40.896, -124.357

Nearby Water Temperatures

Coastal Flood Warning issued January 4 at 1:46AM PST until January 4 at 2:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 1:46 AM
Expires: Sun January 4, 2026, 2:00 PM

* WHAT...High astronomical tides and storm surge from strong southerly winds will cause moderate to major flooding in low lying areas around Humboldt Bay. Up to one and half feet (9.5 to 10.0 FT MLLW at the North Spite Tide Gauge) of saltwater inundation above ground level is possible in low lying areas near shorelines and tidal waterways. * WHERE...Northern Humboldt Coast County. * WHEN...From 10 AM to 2 PM PST Sunday. High tide is at 11:37 AM at the Humboldt Bay North Spit tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Several coastal roads may be closed. Low lying property and some critical infrastructure will be inundated. These impacts will include, but not limited to, roadways in King Salmon, the Arcata bottoms, Waterfront Drive in Eureka and Pine Hill road. * ADDITIONAL DETAILS...Water levels are expected to be slightly lower than on Saturday, but may be similar to Friday.

A Coastal Flood Warning means that flooding is occurring or imminent. Coastal residents in the warned area should be alert for rising water and take appropriate action to protect life and property. Feet Above Ground is locally defined as feet above the Highest Astronomical Tide or HAT.

Coastal Flood Advisory issued January 4 at 1:46AM PST until January 4 at 2:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 1:46 AM
Expires: Sun January 4, 2026, 2:00 PM

* WHAT...High astronomical tides and increased water levels due to southerly winds will cause minor flooding in low lying areas along the coast. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. * WHERE...Coastal Del Norte, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From 10 AM to 2 PM PST Sunday. High tide is at 10:42 AM at the Arena Cove tide gauge and 11:25 AM at the Crescent city tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Flooding of low lying areas around Humboldt Bay including parks and roads with only isolated closures expected. Flooding will likely impact Jackson Ranch Road in the Arcata Bottoms and several roads in King Salmon. * ADDITIONAL DETAILS...Water levels will be similar to Friday and lower than Saturday.

A Coastal Flood Advisory indicates that onshore winds and tides will combine to generate flooding of low areas along the shore. Feet Above Ground is locally defined as feet above the Highest Astronomical Tide or HAT.

Flood Watch issued January 3 at 10:52PM PST until January 4 at 10:00PM PST by NWS Eureka CA

Effective: Sat January 3, 2026, 10:52 PM
Expires: Sun January 4, 2026, 3:00 PM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest California, including the following areas, Humboldt County, Mendocino County, Lake County, and Southern Trinity * WHEN...Through Sunday evening. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - Additional rounds of rainfall Sunday into Monday will promote small stream flooding. Some breaks in the precipitation are possible, but will be brief and not allow for much chance for basins to drain. Additional rainfall of 1-4 inches through Monday is forecast. - 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 Watch issued January 4 at 9:31AM PST until January 5 at 10:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 9:31 AM
Expires: Mon January 5, 2026, 10:00 PM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest California, including the following areas, Humboldt County, Mendocino County, Lake County, and Southern Trinity * WHEN...Through Monday evening. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional rounds of rainfall Sunday into Monday will promote small stream flooding. Some breaks in the precipitation are possible, but will be brief and not allow for much chance for basins to drain. Additional rainfall of 1-4 inches through Monday is forecast. - This may include Hwy 1 near the Garcia river, north of Point Arena. - 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 January 4 at 8:19AM PST until January 4 at 6:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 8:19 AM
Expires: Sun January 4, 2026, 6:00 PM

* WHAT...Heavy and unusually high tides * WHERE...West Central Humboldt County in northwestern California... * Until 600 PM PST Sunday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Overflowing poor drainage areas. * ADDITIONAL DETAILS... - At 818 AM PST, Doppler radar indicated heavy rain. Minor flooding is already occurring in the advisory area. Between 1 and 2 inches of rain have fallen. - Some locations that will experience flooding include... Eureka, Arcata, Fortuna, Carlotta, McKinleyville, Ferndale, Pine Hills, Humboldt Hill, Cutten, Fernbridge, Bayview, Loleta, Myrtletown, Freshwater, Rohnerville, Hydesville and Samoa. - 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.

Flood Advisory issued January 4 at 7:39AM PST until January 4 at 11:45AM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 7:39 AM
Expires: Sun January 4, 2026, 11:45 AM

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southwestern Humboldt County in northwestern California... * Until 1145 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Dangerous flows over low-water crossings. Water over roadways. Overflowing poor drainage areas. River or stream flows are elevated. * ADDITIONAL DETAILS... - At 739 AM PST, Doppler radar indicated heavy rain. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 4 and 6 inches of rain have fallen. - Some locations that will experience flooding include... Honeydew, Shelter Cove, Rio Dell, Petrolia, Scotia, Bull Creek, Ettersburg and Capetown. - 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.

Coastal Flood Advisory issued January 4 at 2:06PM PST until January 5 at 2:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 2:06 PM
Expires: Sun January 4, 2026, 10:15 PM

* WHAT...High astronomical tides will cause minor flooding in low lying areas around Humboldt Bay. Up to one half foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 9.3 and 9.5 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Humboldt Coast County. * WHEN...From 10 AM to 2 PM PST Monday. High tide is at 12:28 PM local time at the Humboldt Bay North Spit tide gauge. Saltwater inundation will be possible 1 to 2 hours before and after high tide. * IMPACTS...Flooding of low lying areas around Humboldt Bay including parks and roads with only isolated closures expected. Flooding will likely impact Jackson Ranch Road in the Arcata Bottoms and several roads in King Salmon.

A Coastal Flood Advisory indicates that onshore winds and tides will combine to generate flooding of low areas along the shore. Feet Above Ground is locally defined as feet above the Highest Astronomical Tide or HAT.

Flood Advisory issued January 4 at 10:36AM PST until January 4 at 6:00PM PST by NWS Eureka CA

Effective: Sun January 4, 2026, 10:36 AM
Expires: Sun January 4, 2026, 6:00 PM

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southwestern Humboldt County in northwestern California and around Cape Mendocino... * Until 600 PM PST Sunday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Dangerous flows over low-water crossings. Water over roadways. Overflowing poor drainage areas. River or stream flows are elevated. * ADDITIONAL DETAILS... - At 1034 AM PST, Doppler radar indicated heavy rain. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 3 and 5 inches of rain have fallen. - 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.