High Surf Warning issued December 23 at 2:00AM PST until December 24 at 12:00PM PST by NWS San Francisco CA
* WHAT...For the Coastal Flood Warning, significant coastal flooding expected. For the High Surf Warning, dangerously large breaking waves of 30 to 35 feet, including breakers up to 40 feet at favored spots such as Mavericks. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay, Southern Monterey Bay and the Big Sur Coast. * WHEN...Until noon PST Tuesday. * IMPACTS...Life-threatening swimming and surfing conditions and significant shoreline erosion can be expected. Numerous roads may be closed, and some critical infrastructure will be inundated. Large waves can sweep across the beach without
High Surf Advisory issued December 24 at 2:43AM ChST until December 24 at 5:00PM ChST by NWS Tiyan GU
* WHAT...Large breaking waves of 7 to 9 ft. * WHERE...East facing reefs of Kosrae. * WHEN...Until 5 PM ChST this afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. * ADDITIONAL DETAILS...Large trade-wind swell will maintain hazardous surf through at least this afternoon. Recent satellite data show combined seas have been slow to fall remaining between 6 to 9 feet. The high surf advisory may need to be extended if seas continue to remain elevated.
High Surf Warning issued December 23 at 7:45AM PST until December 24 at 12:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Large breaking waves will build this morning, peak at 12 to 18 feet this afternoon into Tuesday morning, then will subside slowly during Tuesday. Very dangerous rip currents are expected. For the Coastal Flood Advisory, coastal flooding expected. * WHERE...Ventura County Beaches. * WHEN...For the High Surf Warning, until noon PST Tuesday. For the Coastal Flood Advisory, until 9 AM PST Tuesday. * IMPACTS...Flooding of sea water is likely around the times of high tides, over vulnerable low-lying coastal areas such as parking lots, beaches, and walkways. Significant damage to roads or structures is NOT expected. Powerful waves and
High Surf Warning issued December 22 at 6:15PM PST until December 24 at 12:00PM PST by NWS San Francisco CA
* WHAT...For the Coastal Flood Warning, significant coastal flooding expected. For the High Surf Warning, dangerously large breaking waves of 30 to 35 feet, including breakers up to 40 feet at favored spots such as Mavericks. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...Until noon PST Tuesday. * IMPACTS...Life-threatening swimming and surfing conditions and significant shoreline erosion can be expected. Numerous roads may be closed, and some critical infrastructure will be inundated. Large waves can sweep across the beach
High Surf Advisory issued December 22 at 2:28AM PST until December 23 at 10:00PM PST by NWS Portland OR
* WHAT...Large waves and hazardous surf conditions. Breakers up to 25 to 30 feet. * WHERE...North and Central Coast of Oregon, and South Washington Coast. * WHEN...Until 10 PM PST Monday. * IMPACTS...Destructive waves may wash over beaches, jetties, and other structures unexpectedly. People can be swept off rocks and jetties and drown while observing high surf. Minor beach erosion may damage coastal properties and buildings. Higher than normal water run-up is expected on beaches and low- lying shoreline. Enhanced possibility for sneaker waves.
High Surf Warning issued December 22 at 2:07AM PST until December 24 at 4:00AM PST by NWS Medford OR
* WHAT...For the High Surf Advisory, large breaking waves of 21 to 26 feet. For the High Surf Warning, dangerously large breaking waves of 25 to 33 feet. * WHERE...The beaches and shorelines of Curry, Coos, and Douglas counties. * WHEN...For the High Surf Advisory, until 10 PM PST this evening. For the High Surf Warning, from 10 PM this evening to 4 AM PST Tuesday. * IMPACTS...Extremely large breaking waves will create very hazardous conditions along beaches and area shorelines. Waves will inundate beaches and surge into normally dry areas. Infrastructure damage and significant beach erosion can be expected.
High Surf Advisory issued December 22 at 2:07AM PST until December 22 at 10:00PM PST by NWS Medford OR
* WHAT...For the High Surf Advisory, large breaking waves of 21 to 26 feet. For the High Surf Warning, dangerously large breaking waves of 25 to 33 feet. * WHERE...The beaches and shorelines of Curry, Coos, and Douglas counties. * WHEN...For the High Surf Advisory, until 10 PM PST this evening. For the High Surf Warning, from 10 PM this evening to 4 AM PST Tuesday. * IMPACTS...Extremely large breaking waves will create very hazardous conditions along beaches and area shorelines. Waves will inundate beaches and surge into normally dry areas. Infrastructure damage and significant beach erosion can be expected.
High Surf Advisory issued December 22 at 5:11PM ChST until December 23 at 4:00PM ChST by NWS Tiyan GU
Corrected typo in Additional Details. ...HIGH SURF ADVISORY IN EFFECT ALONG WEST AND NORTH FACING REEFS UNTIL 4 PM CHST MONDAY ... ...HIGH RISK OF RIP CURRENTS ALONG WEST...NORTH AND EAST FACING REEFS THROUGH MONDAY AFTERNOON... * WHAT...For the High Surf Advisory, large breaking waves of 6 to 9 feet along west facing reefs and 8 to 11 feet along north facing reefs. For the High Rip Current Risk, dangerous rip currents. * WHERE...For the High Surf Advisory, west and north facing reefs of the Marianas. For the High Rip Current Risk, west, north, and east facing reefs of Marianas.
High Surf Advisory issued December 22 at 4:18AM PST until December 25 at 4:00AM PST by NWS Los Angeles/Oxnard CA
* WHAT...Breaking waves of 8 to 12 feet for WEST facing beaches, largest Monday night through Tuesday. Very dangerous rip currents. * WHERE...Catalina and Santa Barbara Islands, Santa Barbara County Southwestern Coast, Santa Barbara County Southeastern Coast, Malibu Coast and Los Angeles County Beaches. * WHEN...Until 4 AM PST Wednesday. * 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. * ADDITIONAL DETAILS...High tides between 4.0 and 5.0 feet MLLW are expected each
High Surf Warning issued December 22 at 4:18AM PST until December 24 at 12:00PM PST by NWS Los Angeles/Oxnard CA
* WHAT...Large breaking waves of 15 to 20 feet today through early Monday, then 18 to 25 feet Monday afternoon through Tuesday morning. Very dangerous rip currents. For the Coastal Flood Advisory, coastal flooding expected. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...For the High Surf Warning, until noon PST Tuesday. For the Coastal Flood Advisory, until 9 AM PST Tuesday. * IMPACTS...Flooding of sea water is likely around the times of high tides, over vulnerable low-lying coastal areas such as parking lots, beaches, and walkways. Significant damage to roads or structures is