High Surf Advisory 12/25/2024 09:47 for California areas

Headline: 
High Surf Advisory issued December 25 at 9:47AM PST until December 29 at 4:00PM PST by NWS San Francisco CA
Event: 
High Surf Advisory
Urgency: 
Expected
Effective: 
December 25, 2024 - 9:47am
Expires: 
December 25, 2024 - 10:00pm
Description: 
* WHAT...Large breaking waves of 20 to 30 feet. * WHERE...Pacific Coast. * WHEN...From 10 AM Thursday to 4 PM PST Sunday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion can be expected. Large waves can sweep across the beach without warning, pulling people into the sea from rocks, jetties and beaches. Sudden immersion in cold water can result in cold water shock even for the most experienced swimmers. Cold water shock can result in dramatic changes in breathing, heart rate and blood pressure, greatly increasing the risk of drowning in rough open waters.
Instruction: 
Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
Area Description: 
San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast
Forcast Office: 
NWS San Francisco CA