{"url_path":"/weather/alerts/2.49.0.1.840.0.abb0ba74ead65ce639df99a1948d460d2d842de5.002.1","section_key":"alert","section_title":"Coastal Flood Advisory issued July 11 at 11:52AM PDT until July 15 at 4:00AM PDT by NWS San Francisco CA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-11","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.abb0ba74ead65ce639df99a1948d460d2d842de5.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS San Francisco CA"},"word_count":251,"has_tables":false,"body_markdown":"# Coastal Flood Advisory: Coastal Flood Advisory issued July 11 at 11:52AM PDT until July 15 at 4:00AM PDT by NWS San Francisco CA\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast\n**Issued by:** NWS San Francisco CA\n**Sent:** 2026-07-11T11:52:00-07:00\n**Effective:** 2026-07-11T11:52:00-07:00\n**Expires:** 2026-07-12T06:00:00-07:00\n\n## Description\n* WHAT...Up to 1.7 ft of inundation above ground level is\npossible in low-lying areas near shorelines and tidal\nwaterways.\n\n* WHERE...Pacific Coast including Monterey Bay.\n\n* WHEN...From 8 PM Saturday to 4 AM PDT Wednesday.\n\n* IMPACTS...Flooding of lots, parks, and roads with only\nisolated road closures expected.\n\n* ADDITIONAL DETAILS...At the San Francisco tidal gauge, high\ntide is expected to be 1.6 ft above normal (7.4 ft MLLW) at\n9:11 PM 7/11, 1.7 ft above normal (7.5 ft MLLW) at 10:06 PM\n7/12, 1.7 ft above normal (7.5 ft MLLW) at 11:01 PM 7/13, 1.6\nft above normal (7.4 ft MLLW) at 11:55 PM 7/14. These\npredictions include both astronomical tides and roughly 3-6\ninches of additional water mainly from a combination of\nthermal expansion and accumulated sea level rise since the\ntidal datum was established (1983-2001). High tide varies up\nto 90 minutes earlier or later along the Pacific Coast and\nthrough the San Francisco Bay, respectively.\n\n## Instructions\nIf travel is required, allow extra time as some roads may be\nclosed. Do not drive around barricades or through water of\nunknown depth. Take the necessary actions to protect flood-prone\nproperty."}