Active Weather Alerts
Flood Advisory
Issued: 4:51 PM Nov. 5, 2025 – National Weather Service
...FLOOD ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... * WHAT...Small stream flooding caused by excessive rainfall continues. * WHERE...A portion of northwest California, including the following county, southwestern Humboldt. * WHEN...Until noon PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 851 AM PST, Doppler radar and automated rain gauges indicated heavy rain. This will cause small stream flooding. Overflowing poor drainage areas will cause minor flooding in the advisory area. Between 3 and 4 inches of rain have fallen. - Additional rainfall amounts of 0.2 to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Honeydew, Petrolia and Capetown. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Coastal Flood Watch
Issued: 1:32 PM Nov. 5, 2025 – National Weather Service
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO NOON PST TODAY... ...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON... * WHAT...For the Coastal Flood Advisory, High astronomical tides will cause minor to moderate flooding in low lying areas around Humboldt Bay and along the coast. Up to one foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 9.0 and 9.3 feet MLLW at the North Spit tide gauge is predicted. * WHAT...For the Coastal Flood Watch, high astronomical tides and large surf may cause moderate flooding in low lying areas along the Redwood Coast. Up to one foot of saltwater inundation above ground level is possible in low lying areas near shorelines and tidal waterways. Between 9.0 and 9.5 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Humboldt Coast. This includes King Salmon, the Arcata Bottoms and areas right on the waterfront in Eureka. This may also impact Centerville Beach road. * WHEN...For the Coastal Flood Advisory, from 9 AM to noon PST Wednesday. For the Coastal Flood Watch, from Thursday morning through Thursday afternoon. High tide is at 10:37 AM at the Humboldt Bay North Spit tide gauge Wednesday and at 11:17 AM on Thursday. 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. Some shoreline erosion may occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Coastal Flood Watch means that flooding is possible but not imminent. Coastal residents in the watch area should begin preparations 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: 1:32 PM Nov. 5, 2025 – National Weather Service
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO NOON PST TODAY... ...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON... * WHAT...For the Coastal Flood Advisory, High astronomical tides will cause minor to moderate flooding in low lying areas around Humboldt Bay and along the coast. Up to one foot of saltwater inundation above ground level is possible near shorelines and tidal waterways. Between 9.0 and 9.3 feet MLLW at the North Spit tide gauge is predicted. * WHAT...For the Coastal Flood Watch, high astronomical tides and large surf may cause moderate flooding in low lying areas along the Redwood Coast. Up to one foot of saltwater inundation above ground level is possible in low lying areas near shorelines and tidal waterways. Between 9.0 and 9.5 feet MLLW at the North Spit tide gauge is predicted. * WHERE...Northern Humboldt Coast. This includes King Salmon, the Arcata Bottoms and areas right on the waterfront in Eureka. This may also impact Centerville Beach road. * WHEN...For the Coastal Flood Advisory, from 9 AM to noon PST Wednesday. For the Coastal Flood Watch, from Thursday morning through Thursday afternoon. High tide is at 10:37 AM at the Humboldt Bay North Spit tide gauge Wednesday and at 11:17 AM on Thursday. 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. Some shoreline erosion may occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Coastal Flood Watch means that flooding is possible but not imminent. Coastal residents in the watch area should begin preparations 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. &&
Flood Watch
Issued: 11:24 AM Nov. 5, 2025 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL NOON PST TODAY... * WHAT...A strong Atmospheric River weather system continues to bring widespread rainfall. * WHERE...A portion of northwest California, including the following areas, Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast and Northern Humboldt Interior. * WHEN...Until noon PST today. * 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. * ADDITIONAL DETAILS... - A strong Atmospheric River weather system continues to bring widespread rainfall. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. &&
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