{"url_path":"/weather/alerts/2.49.0.1.840.0.32a25de450c4b7ff9021e07420cad4d6fae88cf9.002.1","section_key":"alert","section_title":"Storm Surge Watch issued July 20 at 3:58PM CDT by NWS New Orleans LA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.32a25de450c4b7ff9021e07420cad4d6fae88cf9.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS New Orleans LA"},"word_count":724,"has_tables":false,"body_markdown":"# Storm Surge Watch: Storm Surge Watch issued July 20 at 3:58PM CDT by NWS New Orleans LA\n\n**Severity:** Severe\n**Certainty:** Possible\n**Urgency:** Future\n**Areas:** Lower St. Bernard\n**Issued by:** NWS New Orleans LA\n**Sent:** 2026-07-20T15:58:00-05:00\n**Effective:** 2026-07-20T15:58:00-05:00\n**Expires:** 2026-07-21T00:00:00-05:00\n\n## Description\n* LOCATIONS AFFECTED\n- Yscloskey\n- Delacroix\n- Shell Beach\n\n* WIND\n- LATEST LOCAL FORECAST: Below tropical storm force wind\n- Peak Wind Forecast: 25-35 mph with gusts to 40 mph\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39\nto 57 mph\n- The wind threat has remained nearly steady from the\nprevious assessment.\n- PLAN: Plan for hazardous wind of equivalent tropical storm\nforce.\n- PREPARE: Efforts to protect property should now be\nunderway. Prepare for limited wind damage.\n- ACT: Act now to complete preparations before the wind\nbecomes hazardous.\n\n- POTENTIAL IMPACTS: Limited\n- Damage to porches, awnings, carports, sheds, and unanchored\nmobile homes. Unsecured lightweight objects blown about.\n- Many large tree limbs broken off. A few trees snapped or\nuprooted, but with greater numbers in places where trees\nare shallow rooted. Some fences and roadway signs blown\nover.\n- A few roads impassable from debris, particularly within\nurban or heavily wooded places. Hazardous driving\nconditions on bridges and other elevated roadways.\n- Scattered power and communications outages.\n\n* STORM SURGE\n- LATEST LOCAL FORECAST: Life-threatening storm surge possible\n- Peak Storm Surge Inundation: The potential for 2-4 feet\nabove ground somewhere within surge prone areas\n- Window of concern: Begins Wednesday morning\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for storm\nsurge flooding greater than 3 feet above ground\n- The storm surge threat has remained nearly steady from the\nprevious assessment.\n- PLAN: Plan for life-threatening storm surge flooding of\ngreater than 3 feet above ground.\n- PREPARE: Storm surge flooding preparations should be\nunderway. Assemble disaster supplies and know your\nevacuation route.\n- ACT: Leave if evacuation orders are given for your area.\nFailure to heed evacuation orders may result in the loss of\nyour life.\n\n- POTENTIAL IMPACTS: Significant\n- Areas of inundation with storm surge flooding accentuated\nby waves. Damage to several buildings, mainly near the\ncoast.\n- Sections of some escape routes and secondary roads become\nweakened or washed out, especially in usually vulnerable\nlow spots.\n- Major marsh and shoreline erosion.\n- Moderate damage to marinas, docks, boardwalks, and piers.\nSeveral small craft broken away from moorings, especially\nin unprotected anchorages.\n\n* FLOODING RAIN\n- LATEST LOCAL FORECAST:\n- Peak Rainfall Amounts: Additional around 1 inch\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for\nmoderate flooding rain\n- The flooding rain threat has remained nearly steady from\nthe previous assessment.\n- PLAN: Emergency plans should include the potential for\nmoderate flooding from heavy rain. Evacuations and rescues\nare possible.\n- PREPARE: Consider protective actions if you are in an area\nvulnerable to flooding.\n- ACT: Heed any flood watches and warnings. Failure to take\naction may result in serious injury or loss of life.\n\n- POTENTIAL IMPACTS: Significant\n- Moderate rainfall flooding may prompt several evacuations\nand rescues.\n- Rivers and tributaries may quickly become swollen with\nswifter currents and overspill their banks in a few places,\nespecially in usually vulnerable spots. Small streams,\ncreeks, canals, and ditches overflow.\n- Flood waters can enter some structures or weaken\nfoundations. Several places may experience expanded areas\nof rapid inundation at underpasses, low-lying spots, and\npoor drainage areas. Some streets and parking lots take on\nmoving water as storm drains and retention ponds overflow.\nDriving conditions become hazardous. Some road and bridge\nclosures.\n\n* TORNADO\n- LATEST LOCAL FORECAST:\n- Situation is unfavorable for tornadoes\n\n- THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST\nUNCERTAINTY IN TRACK, SIZE AND INTENSITY: Tornadoes not expected\n- The tornado threat has remained nearly steady from the\nprevious assessment.\n- PLAN: Tornadoes are not expected. Showers and thunderstorms\nwith gusty winds may still occur.\n- PREPARE: Little to no preparations needed to protect\nagainst tornadoes at this time. Keep informed of the latest\ntornado situation.\n- ACT: Listen for changes in the forecast.\n\n- POTENTIAL IMPACTS: Little to None\n- Little to no potential impacts from tornadoes.\n\n* FOR MORE INFORMATION:\n- https://gohsep.la.gov/emergency"}