[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Fri Jun 18 10:31:57 CDT 2021


WTUS84 KLIX 181531
HLSLIX
LAZ034>037-039-046>050-056>061-063>072-075>078-MSZ068>071-077-080>082-182345-

Potential Tropical Cyclone Three Local Statement Advisory Number 4
National Weather Service New Orleans LA  AL032021
1031 AM CDT Fri Jun 18 2021

This product covers Southeast Louisiana and South Mississippi

**HEAVY RAINFALL AND GUSTY WINDS BEGINNING TO REACH PORTIONS OF THE
NORTHERN GULF COAST**

NEW INFORMATION
---------------

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Warning is in effect for Ascension,
      Assumption, Eastern Orleans, Hancock, Harrison, Jackson,
      Livingston, Lower Jefferson, Lower Lafourche, Lower
      Plaquemines, Lower St. Bernard, Lower Terrebonne, Northwest St.
      Tammany, Southeast St. Tammany, Southern Tangipahoa, St.
      Charles, St. James, St. John The Baptist, Upper Jefferson,
      Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper
      Terrebonne, and Western Orleans

* STORM INFORMATION:
    - About 250 miles south-southwest of New Orleans LA or about 300
      miles south-southwest of Gulfport MS
    - 26.5N 91.1W
    - Storm Intensity 35 mph
    - Movement North-northeast or 15 degrees at 14 mph

SITUATION OVERVIEW
------------------

Potential Tropical Cyclone 3 is expected to become a tropical
depression or tropical storm later today. If it becomes a tropical
storm it will be named Claudette. Rainbands are already moving on
shore and winds are increasing over the coastal waters with numerous
oil platforms seeing winds gusting to 40 mph already.

POTENTIAL IMPACTS
-----------------

* FLOODING RAIN:
Protect against dangerous rainfall flooding having possible
significant impacts mainly along and east of I-55. Potential impacts
include:
    - Moderate rainfall flooding may prompt several evacuations and
      rescues.
    - Rivers and tributaries may quickly become swollen with swifter
      currents and overspill their banks in a few places, especially
      in usually vulnerable spots. Small streams, creeks, canals, and
      ditches overflow.
    - Flood waters can enter some structures or weaken foundations.
      Several places may experience expanded areas of rapid
      inundation at underpasses, low-lying spots, and poor drainage
      areas. Some streets and parking lots take on moving water as
      storm drains and retention ponds overflow. Driving conditions
      become hazardous. Some road and bridge closures.

Protect against locally hazardous rainfall flooding having possible
limited impacts mainly west of I-55.

* TORNADOES:
Protect against a tornado event having possible limited impacts
across Southeast Louisiana and South Mississippi. Potential impacts
include:
    - 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.

* SURGE:
Protect against locally hazardous surge having possible limited
impacts across the immediate coast of both Louisiana and Mississippi.
Potential impacts in this area include:
    - Localized inundation with storm surge flooding mainly along
      immediate shorelines and in low-lying spots, or in areas
      farther inland near where higher surge waters move ashore.
    - Sections of near-shore roads and parking lots become overspread
      with surge water. Driving conditions dangerous in places where
      surge water covers the road.
    - Moderate beach erosion. Heavy surf also breaching dunes, mainly
      in usually vulnerable locations. Strong rip currents.
    - Minor to locally moderate damage to marinas, docks, boardwalks,
      and piers. A few small craft broken away from moorings.

Elsewhere across Southeast Louisiana and South Mississippi, little to
no impact is anticipated.

* WIND:
Protect against hazardous wind having possible limited impacts across
Southeast Louisiana and South Mississippi. Potential impacts include:
    - Damage to porches, awnings, carports, sheds, and unanchored
      mobile homes. Unsecured lightweight objects blown about.
    - Many large tree limbs broken off. A few trees snapped or
      uprooted, but with greater numbers in places where trees are
      shallow rooted. Some fences and roadway signs blown over.
    - A few roads impassable from debris, particularly within urban
      or heavily wooded places. Hazardous driving conditions on
      bridges and other elevated roadways.
    - Scattered power and communications outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS
----------------------------------

* OTHER PREPAREDNESS INFORMATION:
Now is the time to stay inside and away from windows. Listen for
updates and be ready in case you lose electrical power. Keep a
battery-powered radio, charged cell phone and flashlight handy.

During the peak of the storm be ready to move quickly. Keep your
shoes on and rain gear handy. Boots and athletic shoes offer the best
foot protection if you become unexpectedly exposed to the weather.

Keep your cell phone charged and in power-saving mode. If you lose
power, use it sparingly and mainly for personal emergencies and
check-ins.

Do not be a thrill seeker or risk your life for senseless photos or
videos. Trees kill people.

Quickly move to the safest place within your shelter if it begins to
fail, preferably an interior room on the lowest floor as long as
flooding is not a concern.

If a tornado warning is issued for your area, quickly move to the
safest place within your shelter. Protect your head and body.

* ADDITIONAL SOURCES OF INFORMATION:
- For information on appropriate preparations see ready.gov
- For information on creating an emergency plan see getagameplan.org
- For additional disaster preparedness information see redcross.org

NEXT UPDATE
-----------

The next local statement will be issued by the National Weather
Service in New Orleans LA around 5 pm, or sooner if conditions warrant.

$$
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