[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Wed Aug 23 18:50:52 CDT 2017


WTUS84 KCRP 232350
HLSCRP
TXZ229>234-239>247-240800-

Tropical Depression Harvey Local Statement Advisory Number 13
National Weather Service Corpus Christi TX  AL092017
650 PM CDT Wed Aug 23 2017

This product covers SOUTH TEXAS

**TROPICAL DEPRESSION HARVEY CONTINUES TOWARD THE TEXAS COAST**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Hurricane Watch is in effect for Bee, Goliad, Jim Wells, Live
      Oak, and Victoria
    - A Storm Surge Watch and Hurricane Watch are in effect for
      Aransas, Calhoun, Kleberg, Nueces, Refugio, and San Patricio

* STORM INFORMATION:
    - About 510 miles southeast of Port Aransas TX or about 530 miles
      south-southeast of Port Oconnor TX
    - 21.6N 92.6W
    - Storm Intensity 35 mph
    - Movement Northwest or 320 degrees at 2 mph

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

Tropical Depression Harvey continues to move very slowly over the
southern Gulf of Mexico. Harvey is expected to continue to strengthen
as it approaches the Texas coast Thursday into Friday. Tropical storm
force winds could approach coastal areas in the Coastal Bend as early
as Friday morning.

Heavy rainfall is expected through much of the area with rainfall
totals of 6 to 12 inches possible along the middle Texas coast and
Victoria Crossroads. Lesser amounts are expected further west. These
numbers and locations are subject to change depending on the exact
point of landfall along the Texas coast. Flash flooding is possible
with these high rainfall totals. The heaviest rains will occur
Thursday night through Saturday.

Peak Storm surge inundation is generally expected to be 4 to 6 feet
above ground level along and to the right of where the center crosses
the coast. Impacts would be felt along the barrier islands and into
the inland bays and waterways. Isolated locations could see slightly
higher inundation.

Tornadoes are possible as rainbands move onshore Thursday night
through Saturday.

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

* WIND:
Prepare for dangerous wind having possible significant impacts across
the Coastal Bend. 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.

* FLOODING RAIN:
Prepare for dangerous rainfall flooding having possible significant
impacts across the Coastal Bend. 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.

* SURGE:
Prepare for life-threatening surge having possible significant
impacts across the middle Texas coast and barrier islands. Potential
impacts in this area include:
    - Areas of inundation with storm surge flooding accentuated by
      waves. Damage to several buildings, mainly near the coast.
    - Sections of near-shore escape routes and secondary roads become
      weakened or washed out, especially in usually vulnerable low
      spots.
    - Major beach erosion with heavy surf breaching dunes. Strong and
      numerous rip currents.
    - Moderate damage to marinas, docks, boardwalks, and piers.
      Several small craft broken away from moorings, especially in
      unprotected anchorages.

* TORNADOES:
Prepare for a tornado event having possible limited impacts across
SOUTH TEXAS. 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.

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

* EVACUATIONS:

If you are exceptionally vulnerable to wind or
water hazards from tropical systems, consider voluntary evacuation.
Relocate to a predetermined shelter or safe destination.

* OTHER PREPAREDNESS INFORMATION:

Padre Island National Seashore will close its beaches to driving at
noon on Thursday.

Texas A & M - Corpus Christi has issued a mandatory evacuation for its
campus. All students and residents must vacate the campus by 7 am on
Thursday.

Texas A & M - Kingsville will be closing at 5 pm Thursday and will
remain closed through at least Sunday.

Now is the time to check your emergency plan and take necessary
actions to secure your home or business. Deliberate efforts should be
underway to protect life and property. Ensure that your Emergency
Supplies Kit is stocked and ready.

Closely monitor NOAA Weather Radio or other local news outlets for
official storm information. Listen for 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 Corpus Christi TX around 11 PM, or sooner if conditions warrant.

$$
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