[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Wed Oct 10 23:09:19 CDT 2018


WTUS82 KCHS 110408
HLSCHS
GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>052-111215-

Hurricane Michael Local Statement Advisory Number 18
National Weather Service Charleston SC  AL142018
1208 AM EDT Thu Oct 11 2018

This product covers southeast South Carolina and southeast Georgia

**MICHAEL IS EXPECTED TO CAUSE SIGNIFICANT IMPACTS TO SOUTHEAST
GEORGIA AND SOUTHEAST SOUTH CAROLINA THROUGH THURSDAY**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Warning is in effect for Allendale, Beaufort,
      Bulloch, Candler, Charleston, Coastal Bryan, Coastal Chatham,
      Coastal Colleton, Coastal Jasper, Coastal Liberty, Coastal
      McIntosh, Dorchester, Effingham, Evans, Hampton, Inland
      Berkeley, Inland Bryan, Inland Chatham, Inland Colleton, Inland
      Jasper, Inland Liberty, Inland McIntosh, Jenkins, Long,
      Screven, Tattnall, and Tidal Berkeley

* STORM INFORMATION:
    - About 230 miles west of Charleston SC or about 160 miles west
      of Savannah GA
    - 32.1N 83.8W
    - Storm Intensity 75 mph
    - Movement Northeast or 45 degrees at 20 mph

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

Michael is expected to track northeast across Georgia and South
Carolina through Thursday gradually weakening to a tropical storm. The
main hazards across Southeast South Carolina and Southeast Georgia
will include isolated to scattered tornadoes, tropical storm force
winds, heavy rainfall resulting in isolated freshwater flooding,
dangerous surf conditions and coastal flooding. The primary time
period for the most significant impacts will be ongoing tonight into
Thursday afternoon.

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

* TORNADOES:
Potential impacts from tornadoes are still unfolding across Southeast
South Carolina and Southeast Georgia. Remain well braced against a
tornado event having possible limited impacts. If realized, these impacts
include:
    - Isolated tornadoes can hinder the execution of emergency plans.
    - Isolated locations could experience tornado damage, along with
      power and communications disruptions.
    - In isolated locations, tornadoes could damage trees, vehicles,
      boats and buildings, especially mobile homes and other poorly
      constructed structures.

* WIND:
Potential impacts from the main wind event are now unfolding across
Southeast South Carolina and Southeast Georgia. Remain well sheltered
from dangerous wind having possible significant impacts. If realized,
these impacts 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.
    - Some roads impassable from large debris, and more within urban
      or heavily wooded places. A few bridges and access routes
      impassable.
    - Travel by vehicle or on foot increasingly difficult. Danger of
      death or injury from falling objects such as trees or electric
      wires outside.
    - Scattered power and communications outages, but more prevalent
      in areas with above ground lines, which could persist for hours
      or days.
    - Some poorly secured small craft could break loose from their
      moorings.

* FLOODING RAIN:
Potential impacts from the flooding rain are still unfolding across
Southeast South Carolina and Southeast Georgia, mainly inland.
Remain well guarded against dangerous flood waters having possible
significant impacts. If realized, these impacts include:
    - Moderate rainfall flooding could prompt some rescues.
    - Rivers and tributaries could quickly become swollen with
      swifter currents and overspill their banks in a few places,
      especially in normally vulnerable spots. Small streams, creeks,
      canals, and ditches overflow.
    - Flood waters can enter some structures or weaken foundations.
      Several places could 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.

* OTHER COASTAL HAZARDS:
Life-threatening rip currents and very rough surf are expected at area
beaches. Some beach erosion is anticipated.

* SURGE:
Potential impacts from the main surge event are now unfolding across
low-lying coastal areas of Southeast South Carolina and Southeast
Georgia. Remain well away from locally hazardous surge having possible
limited impacts. If realized, these impacts include:
    - Localized inundation of saltwater mainly along immediate
      shorelines and in low-lying spots farther inland near rivers
      and creeks.
    - Sections of near-shore roads and parking lots become overspread
      with surge water. Driving conditions hazardous in places where
      surge water covers the road.
    - Minor to moderate beach erosion. Heavy surf possibly breaching
      dunes, mainly in normally 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 South Carolina and Southeast Georgia,
little to no impact is anticipated.

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.

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.

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 Charleston SC around 6 AM EDT, or sooner if conditions
warrant.

$$
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