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St James Parish Sheriff's Office
Saturday August 28th, 2021 :: 04:16 a.m. CDT

Alert

Hurricane Warning until 12:15PM

* LOCATIONS AFFECTED - Lutcher - Gramercy

* WIND - LATEST LOCAL FORECAST: Equivalent Cat 1 Hurricane force wind - Peak Wind Forecast: 65-85 mph with gusts to 105 mph - Window for Tropical Storm force winds: Sunday morning until Monday afternoon - Window for Hurricane force winds: Sunday afternoon until early Monday morning - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind greater than 110 mph - The wind threat has remained nearly steady from the previous assessment. - PLAN: Plan for extreme wind of equivalent CAT 3 hurricane force or higher. - PREPARE: Remaining efforts to protect life and property should be urgently completed. Prepare for catastrophic wind damage. - ACT: Move to safe shelter before the wind becomes hazardous. - POTENTIAL IMPACTS: Devastating to Catastrophic - Structural damage to sturdy buildings, some with complete roof and wall failures. Complete destruction of mobile homes. Damage greatly accentuated by large airborne projectiles. Locations may be uninhabitable for weeks or months. - Numerous large trees snapped or uprooted along with fences and roadway signs blown over. - Many roads impassable from large debris, and more within urban or heavily wooded places. Many bridges, causeways, and access routes impassable. - Widespread power and communications outages.

* STORM SURGE - LATEST LOCAL FORECAST: Life-threatening and historic storm surge possible - Peak Storm Surge Inundation: The potential for 11-15 feet above ground somewhere within surge prone areas - Window of concern: Begins this evening - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for storm surge flooding greater than 9 feet above ground - The storm surge threat has remained nearly steady from the previous assessment. - PLAN: Plan for extreme life-threatening storm surge flooding greater than 9 feet above ground. - PREPARE: Evacuation efforts should soon be brought to completion before driving conditions become unsafe. - ACT: Leave immediately if evacuation orders are given for your area to avoid being cut off from emergency services or needlessly risk lives. - POTENTIAL IMPACTS: Devastating to Catastrophic - Widespread deep inundation from storm surge flooding. Structural damage to buildings, with many washing away. Damage greatly compounded from considerable floating debris. Locations may be uninhabitable for an extended period. - Escape routes and secondary roads washed out or severely flooded. Flood control systems and barriers may become stressed. - Massive damage to marinas, docks, boardwalks, and piers. Numerous small craft broken away from moorings with many lifted onshore and stranded.

* FLOODING RAIN - LATEST LOCAL FORECAST: Flash Flood Watch is in effect - Peak Rainfall Amounts: Additional 10-15 inches, with locally higher amounts - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for extreme flooding rain - The flooding rain threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for extreme flooding from heavy rain. Evacuations and rescues are likely. - PREPARE: Urgently consider protective actions from extreme and widespread rainfall flooding. - ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life. - POTENTIAL IMPACTS: Devastating to Catastrophic - Extreme rainfall flooding may prompt numerous evacuations and rescues. - Rivers and tributaries may overwhelmingly overflow their banks in many places with deep moving water. Small streams, creeks, canals, bayous, and ditches may become raging rivers. Flood control systems and barriers may become stressed. - Flood waters can enter numerous structures within multiple communities, some structures becoming uninhabitable or washed away. Numerous places where flood waters may cover escape routes. Streets and parking lots become rivers of raging water with underpasses submerged. Driving conditions become very dangerous. Numerous road and bridge closures with some weakened or washed out.

* TORNADO - LATEST LOCAL FORECAST: - Situation is somewhat favorable for tornadoes - THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for a few tornadoes - The tornado threat has remained nearly steady from the previous assessment. - PLAN: Emergency plans should include the potential for a few tornadoes. - PREPARE: If your shelter is particularly vulnerable to tornadoes, prepare to relocate to safe shelter before hazardous weather arrives. - ACT: If a tornado warning is issued, be ready to shelter quickly. - POTENTIAL IMPACTS: Limited - The occurrence of isolated tornadoes can hinder the execution of emergency plans during tropical events. - A few places may experience tornado damage, along with power and communications disruptions. - Locations could realize roofs peeled off buildings, chimneys toppled, mobile homes pushed off foundations or overturned, large tree tops and branches snapped off, shallow-rooted trees knocked over, moving vehicles blown off roads, and small boats pulled from moorings.

* FOR MORE INFORMATION: - http://emergency.louisiana.gov

* AFFECTED AREAS: ST. JAMES

Address/Location
St James Parish Sheriff's Office
5800 LA-44
Convent, LA 70723

Contact
Emergency: 9-1-1
Non-emergencies: 225-562-2200

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Alert Details

Severity:
Extreme - Extraordinary threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Hurricane Warning

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