[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Tue Sep 15 04:36:19 CDT 2020


WTUS84 KJAN 150936
HLSJAN
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-151745-

Hurricane Sally Local Statement Advisory Number 16
National Weather Service Jackson MS  AL192020
436 AM CDT Tue Sep 15 2020

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

**IMPACTS FROM SALLY POSSIBLE IN THE PINE BELT LATER TODAY THROUGH
WEDNESDAY**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Warning is in effect for Forrest and Lamar
    - A Tropical Storm Watch is in effect for Jones

* STORM INFORMATION:
    - About 180 miles south-southeast of Hattiesburg MS
    - 28.9N 88.1W
    - Storm Intensity 85 mph
    - Movement West-northwest or 300 degrees at 2 mph

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

Hurricane Sally will continue moving slowly northwestward and then
northward over the northern Gulf of Mexico today. The hurricane is
expected to remain at category one status through tonight until it
makes landfall along the Mississippi and Alabama coast Wednesday
morning. Sally will then move northeastward on Wednesday. Heavy rain
will spread across parts of southeastern Mississippi today into
Wednesday as Sally moves ashore, with flash flooding becoming an
increasing concern during this time frame. Tropical storm force winds
are also possible across portions of southeast Mississippi during this
time. Impacts from the system are expected to subside by late in the
day on Wednesday as it lifts northeastward across Alabama and away
from the area.

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

* FLOODING RAIN:
Protect against life-threatening rainfall flooding having possible
extensive impacts in far southeast Mississippi.
Potential impacts include:
    - Major rainfall flooding may prompt many evacuations and rescues.
    - Rivers and tributaries may rapidly overflow their banks in
      multiple places. Small streams, creeks, canals, and ditches may
      become dangerous rivers. Flood control systems and barriers may
      become stressed.
    - Flood waters can enter many structures within multiple
      communities, some structures becoming uninhabitable or washed
      away. Many places where flood waters may cover escape routes.
      Streets and parking lots become rivers of moving water with
      underpasses submerged. Driving conditions become dangerous.
      Many road and bridge closures with some weakened or washed out.

Protect against dangerous rainfall flooding having possible limited
to significant impacts across areas of eastern Mississippi east of
Interstate 55.

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

* WIND:
Protect against dangerous wind having possible significant impacts
across the Hattiesburg and Laurel areas. 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 southern and eastern portions of Mississippi.

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

* OTHER PREPAREDNESS INFORMATION:

If you are a visitor, be sure to know the name of the city or town in
which you are staying and the name of the county or parish in which
it resides. Listen for these locations in local news updates. Pay
attention for instructions from local authorities.

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!

If in a place that is vulnerable to high wind, such as near large
trees, a manufactured home, upper floors of a high-rise building, or
on a boat, consider moving to a safer shelter before the onset of
strong winds or flooding.

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 10 AM CDT, or sooner if conditions
warrant.

$$

NF
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