[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Mon Aug 3 07:06:46 CDT 2020


WTUS82 KILM 031206
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NCZ087-096-099-105>110-SCZ024-032-033-039-054>056-058-059-032015-

Tropical Storm Isaias Local Statement Intermediate Advisory Number 25A
National Weather Service Wilmington NC  AL092020
806 AM EDT Mon Aug 3 2020

This product covers southeast North Carolina and northeast South Carolina

**ISAIAS TO IMPACT NORTHEAST SOUTH CAROLINA AND SOUTHEAST NORTH
CAROLINA LATE TODAY INTO EARLY TUESDAY MORNING**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Warning is in effect for Bladen, Columbus,
      Dillon, Florence, Marion, Northern Horry, Robeson, and
      Williamsburg
    - A Hurricane Warning and Storm Surge Watch are in effect for
      Coastal New Hanover and Coastal Pender
    - A Storm Surge Warning and Hurricane Warning are in effect for
      Coastal Brunswick, Coastal Georgetown, and Coastal Horry
    - A Hurricane Warning is in effect for Central Horry, Inland
      Brunswick, Inland Georgetown, Inland New Hanover, and Inland
      Pender

* STORM INFORMATION:
    - About 310 miles south-southwest of Wilmington NC or about 250
      miles south-southwest of Myrtle Beach SC
    - 30.2N 80.1W
    - Storm Intensity 70 mph
    - Movement North or 355 degrees at 13 mph

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

Tropical Storm Isaias will slowly track northward along the coast of
Georgia and northern Florida this morning before approaching the
Carolinas as a Hurricane this afternoon. The most significant
impacts are expected to occur this evening into tonight. These impacts
include the potential for tornadoes and tropical storm force winds,
mainly east of I-95, with hurricane force winds near the coast. Isaias
will also bring torrential rainfall with the potential to produce
isolated flash flooding and flooding of low- lying areas. A combination
of onshore winds and elevated tides could lead to moderate coastal
inundation, especially in Coastal Brunswick County and points
southward. Dangerous surf conditions are expected today as ocean swell
associated with Isaias produces strong rip currents and high surf.
Additionally, life- threatening marine conditions are expected to
develop as winds and seas increase throughout the day.

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

* WIND:
Protect against dangerous wind having possible significant impacts
across northeast South Carolina and southeast North Carolina east of
I-95. Potential impacts in this area include:
    - Some damage to roofing and siding, along with damage to porches
      and awnings. A few buildings experiencing window, door, and
      garage door failures. Damage to vulnerable structures such as
      carports, sheds and mobile homes is possible.
    - Large limbs will be down with several trees snapped or
      uprooted. Several fences and roadway signs may become blown
      over. Some roads may become impassable due to large debris
      blocking the roadway, especially within urban or heavily wooded
      locations. Some bridges, causeways, and elevated roads may be
      impacted by high winds making driving on them hazardous.
    - Scattered power and communications outages are possible, but
      more prevalent in areas with above ground lines.
    - Small craft that are not properly moored may break loose.

Also, protect against hazardous wind having possible limited impacts
across northeast South Carolina and southeast North Carolina west of
I-95.

* TORNADOES:
Protect against a dangerous tornado event having possible significant
impacts across northeast South Carolina and southeast North Carolina
east of I-95. Potential impacts include:
    - The occurrence of scattered tornadoes can hinder preparedness
      actions during tropical events.
    - Tornadoes can rip roofs from homes, destroy mobile homes, cause
      trees to become snapped or uprooted, flip cars and boats.
      Dangerous projectiles can add to the damage.
    - Several places may experience tornado damage with a few spots
      of considerable damage, power loss, and communications failures.

Protect against a tornado event having possible limited impacts
across northeast South Carolina and southeast North Carolina west of
I-95.

* FLOODING RAIN:
Protect against dangerous rainfall flooding having possible
significant impacts across southeast North Carolina and northeast
South Carolina. Potential impacts include:
    - Moderate flooding from rainfall may prompt some evacuations and
      rescues.
    - Rivers and streams may rise and overspill their banks in a few
      places, especially in the typical prone locations. Small creeks
      and ditches may overflow.
    - Flood waters may enter some structures. Underpasses, low-lying
      spots along roadways, and poor drainage areas may become
      submerged by rising water. Some secondary streets and parking
      lots may flood as storm drains and retention ponds overflow.
    - Driving conditions will become hazardous, and some road
      closures can be expected.

* SURGE:
Protect against life-threatening surge having possible significant
impacts across coastal areas. Potential impacts in this area include:
    - Areas of storm surge inundation enhanced by breaking waves are
      possible along the barrier islands. Damage to several buildings
      is possible, mainly near the coast.
    - Sections of near-shore roads may become weakened or washed out,
      especially in vulnerable low-lying areas.
    - Delivery of drinking water and sewer services may be
      interrupted.
    - Major beach erosion is possible with heavy surf and elevated
      water levels impacting or breaching the dunes.
    - Moderate damage to marinas, docks, boardwalks, and piers.
      Several small craft will break away from moorings, especially
      in unprotected anchorages.
    - Navigation may be difficult near inlets and waterways, as
      navigational aids may be off station or missing.

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

Now is the time to bring to completion all preparations to protect
life and property in accordance with your emergency plan.

Outside preparations should be wrapped up as soon as possible before
weather conditions completely deteriorate. Any remaining evacuations
and relocations should be expedited before the onset of tropical
storm force wind.

If you are relocating to safe shelter, leave as early as possible. If
heading to a community shelter, become familiar with the shelter
rules before arrival, especially if you have special needs or own a
pet. Take essential items with you from your Emergency Supplies Kit.
Check the latest weather forecast before departing.

Failure to adequately shelter may result in serious injury or loss of
life. Always heed the advice of local officials and comply with any
orders that are issued. Remember, during the storm 9 1 1 Emergency
Services may not be able to immediately respond if conditions are
unsafe. This should be a big factor in your decision making.

Check-in with your emergency points of contact among family, friends,
and workmates. Inform them of your status and well-being. Let them
know how you intend to ride out the storm and when you plan to
check-in again.

Keep cell phones well charged and handy. Also, cell phone chargers
for automobiles can be helpful after the storm. Locate your chargers
and keep them with your cell phone.

In emergencies it is best to remain calm. Stay informed and focused
on the situation at hand. Exercise patience with those you encounter.
Be a Good Samaritan and helpful to others.

If relocating to a nearby shelter or to the home of a family member
or friend, drive with extra caution, especially on secondary roads.
Remember, many bridges and causeways will be closed once higher winds
arrive. Also, if you encounter water covering the road, seek an
alternate route. Always obey official road signs for closures and
detours.

If you are a visitor and still in the area, listen for the name of
the city or town in which you are staying within local news updates.
Be sure you know the name of the county or parish in which it
resides. Pay attention for instructions from local authorities.

Closely monitor NOAA Weather radio or other local news outlets for
official storm information. Be ready to adapt to possible changes to
the forecast.

* 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 Wilmington NC around 11 AM EDT, or sooner if conditions
warrant.

$$
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