[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Sat Nov 7 21:50:57 CST 2020


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Tropical Storm Eta Local Statement Advisory Number 31
National Weather Service Melbourne FL  AL292020
1050 PM EST Sat Nov 7 2020

This product covers East Central Florida

**Tropical Storm Warnings Are Now in Effect for Brevard, Indian River,
Saint Lucie, Martin and Okeechobee Counties**

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

* CHANGES TO WATCHES AND WARNINGS:
    - The Tropical Storm Watch has been upgraded to a Tropical Storm
      Warning for Indian River, Martin, Northern Brevard, Okeechobee,
      Southern Brevard, and St. Lucie

* CURRENT WATCHES AND WARNINGS:
    - A Tropical Storm Warning is in effect for Indian River, Martin,
      Brevard, Okeechobee, and St. Lucie Counties

* STORM INFORMATION:
    - About 450 miles south of Stuart FL or about 530 miles south of
      Cape Canaveral FL
    - 20.7N 79.9W
    - Storm Intensity 65 mph
    - Movement Northeast or 45 degrees at 13 mph

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

Tropical Storm Eta, centered south of Cuba, will move northeast and
cross central Cuba by late tonight, before turning north and northwest
across the Florida Straits and Keys Sunday into Monday.

As Eta moves closer to east central Florida, its wind field will
expand northward and allow stronger winds to impact much of east
central Florida Sunday into late Monday. The strongest winds will
develop along the coast, with windy conditions spreading across the
interior. The Tropical Storm Watch has been upgraded, and now a
Tropical Storm Warning is in effect for Brevard, Indian River, Saint
Lucie, Martin and Okeechobee Counties as well as the central Florida
Atlantic waters from Brevard County southward into south Florida.

The expanding wind field will bring stronger winds to the Volusia
County coast, with sustained winds of 25 to 30 mph and gusts to 45 mph
developing. Windy conditions will spread into the interior counties,
reaching speeds 20 to 30 mph with gusts of 35 to 40 mph.

Wind gusts as high as 60 mph will be possible Sunday night and Monday
as intense showers and squalls stream onshore from the Atlantic. The
stronger gusts are expected mainly along the coastal counties, with
gusts to 50 mph possible farther inland in these fast moving squalls.

The frequency and coverage of showers and squalls will increase Sunday
into Monday as Eta makes it closest approach to east central Florida.
The heaviest persistent outer rainbands are expected to affect the
Treasure Coast and Okeechobee counties, where daily rainfall totals of
2 to 3 inches are expected both Sunday and Monday with total rainfall
amounts up to 5 to 7 inches. Locally higher amounts up to 10 inches
are possible along the Martin and Saint Lucie coasts. A Flood Watch
remains in effect for Okeechobee, Indian River, Saint Lucie and Martin
counties. The expected heavy rainfall will cause localized flooding,
especially in poor drainage areas and areas with ongoing saturated soils.

Conditions will become extremely hazardous over the Atlantic waters
Sunday through Monday, with high surf developing along the coast.
Moderate beach erosion and minor coastal flooding may also develop
Sunday night into Monday near the times of high tide. Large breaking
waves in excess of 7 feet and numerous strong rip currents will result
in life-threatening conditions in the surf zone. Entering the ocean is
not recommended.

A few tornadoes will be possible in squalls which will move quickly
onshore and across the Treasure Coast and Lake Okeechobee regions late
Sunday night through Monday.

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

* FLOODING RAIN:
Protect against dangerous rainfall flooding having possible
significant impacts across The Treasure Coast and Lake Okeechobee
regions. 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.

* WIND:
Protect against hazardous wind having possible limited impacts across
the Space Coast, Treasures Coast, and Lake Okeechobee regions.
Potential impacts in this area include:

    - Damage to porches, awnings, carports, sheds, and unanchored
      mobile homes. Unsecured lightweight objects blown about.
    - Many large tree limbs broken off. A few trees snapped or
      uprooted, but with greater numbers in places where trees are
      shallow rooted. Some fences and roadway signs blown over.
    - A few roads impassable from debris, particularly within urban
      or heavily wooded places. Hazardous driving conditions on
      bridges and other elevated roadways.
    - Scattered power and communications outages.


* TORNADOES:
Protect against a tornado event having possible limited impacts
across the Treasure Coast and Lake Okeechobee regions. 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 East Central Florida, little to no impact is
anticipated.

* SURGE:
Protect against locally hazardous surge having possible limited
impacts across the Space and Treasure Coast regions. Potential
impacts in this area include:

    - Moderate beach erosion. Heavy surf also breaching dunes, mainly
      in usually vulnerable locations. Strong rip currents.
    - Minor to locally moderate damage to marinas, docks, boardwalks,
      and piers. A few small craft broken away from moorings.

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

* EVACUATIONS:
Evacuations are not expected.


* OTHER PREPAREDNESS INFORMATION:

It is important to remain calm, informed, and focused during an
emergency. Be patient and helpful with those you encounter.

Now is the time to complete all preparations to protect life and
property in accordance with your emergency plan. Ensure you are in
a safe location before the onset of strong winds or possible flooding.

Keep cell phones well charged. Cell phone chargers for automobiles
can be helpful, but be aware of your risk for deadly carbon monoxide
poisoning if your car is left idling in a garage or other poorly
ventilated area.

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 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 a Tornado Warning is issued for your area, be ready to shelter
quickly, preferably away from windows and in an interior room not
prone to flooding. If driving, scan the roadside for quick shelter
options.

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 Melbourne FL around 5 AM EST, or sooner if conditions
warrant.

$$
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