[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Mon Sep 14 05:29:01 CDT 2020


WTUS84 KJAN 141028
HLSJAN
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-141830-

Tropical Storm Sally Local Statement Advisory Number 11
National Weather Service Jackson MS  AL192020
528 AM CDT Mon Sep 14 2020

This product covers Central Mississippi, Northeast Louisiana, and extreme Southeast Arkansas

**SALLY FORECAST TO BEGIN AFFECTING PORTIONS OF THE NORTHERN GULF COAST
 STARTING LATE TODAY**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Watch is in effect for Covington, Franklin MS,
      Jefferson Davis, Jones, Lawrence, and Lincoln
    - A Tropical Storm Warning is in effect for Forrest, Lamar, and
      Marion

* STORM INFORMATION:
    - About 240 miles south southeast of Hattiesburg MS, or about 330
      miles south-southeast of Jackson MS
    - 28.3N 87.3W
    - Storm Intensity 60 mph
    - Movement West-northwest or 285 degrees at 9 mph

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

Tropical Storm Sally will continue to move west northwest over the
northern Gulf of Mexico today.  As it does so, Sally will slow and
strengthen as it approaches the north central gulf coast, before
making landfall near the Louisiana Mississippi border as a
hurricane. As the storm moves north Tuesday, and eventually turns
more to the northeast on Wednesday, Sally will bring tropical storm
force winds into portions of southern Mississippi. Sally will also
bring very heavy rainfall to portions of central and eastern
Mississippi through Wednesday night.

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

* FLOODING RAIN:
Prepare for life-threatening rainfall flooding having possible
devastating impacts across southeastern Mississippi. Potential impacts
include:
    - 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, 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.

Protect against life threatening rainfall flooding having possible
limited to extensive impacts across Central Mississippi and portion of
Northeastern Louisiana.

* WIND:
Protect against dangerous wind having possible significant impacts
across Southern Mississippi. Potential impacts in this area
include:
    - Some damage to roofing and siding materials, along with damage
      to porches, awnings, carports, and sheds. A few buildings
      experiencing window, door, and garage door failures. Mobile
      homes damaged, especially if unanchored. Unsecured lightweight
      objects become dangerous projectiles.
    - Several large trees snapped or uprooted, but with greater
      numbers in places where trees are shallow rooted. Several
      fences and roadway signs blown over.
    - Some roads impassable from large debris, and more within urban
      or heavily wooded places. A few bridges, causeways, and access
      routes impassable.
    - Scattered power and communications outages, but more prevalent
      in areas with above ground lines.

Also, protect against hazardous wind having possible limited impacts
across much of Central Mississippi, extreme southeastern Arkansas and
northeastern Louisiana.

* TORNADOES:
Protect against a tornado event having possible limited impacts
across extreme southeastern 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.

Elsewhere across Central Mississippi, Northeast Louisiana, and
extreme Southeast Arkansas, little to no impact is anticipated.

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

* OTHER PREPAREDNESS INFORMATION:
Now is the time to check your emergency plan and emergency supplies
kit and take necessary actions to protect your family and secure your
home or business.

Rapidly rising flood waters are deadly. If you are in a flood-prone
area, consider moving to higher ground. Never drive through a flooded
roadway. Remember, turn around don't drown!

Closely monitor weather.gov, NOAA Weather radio or local news outlets
for official storm information. Be ready to adapt to possible changes
to the forecast. Ensure you have multiple ways to receive weather
warnings.

* 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 Jackson MS around 9 AM CDT, or sooner if conditions
warrant.

$$

19
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