[Tropical] Hurricane Local Statement

EMWIN Server emwin at nashvilleweather.net
Fri Aug 27 16:45:33 CDT 2021


WTUS84 KMOB 272145
HLSMOB
ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-280545-

Hurricane Ida Local Statement Advisory Number 6
National Weather Service Mobile AL  AL092021
445 PM CDT Fri Aug 27 2021

This product covers portions of southwest Alabama...northwest Florida...south
central Alabama...and inland southeast Mississippi.

**CENTER OF IDA APPROACHING WESTERN CUBA**

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

* CHANGES TO WATCHES AND WARNINGS:
    - None

* CURRENT WATCHES AND WARNINGS:
    - A Storm Surge Watch and Tropical Storm Watch are in effect for
      Baldwin Central, Baldwin Coastal, Baldwin Inland, Mobile
      Central, Mobile Coastal, and Mobile Inland
    - A Tropical Storm Watch is in effect for George and Stone

* STORM INFORMATION:
    - About 670 miles south-southeast of Mobile AL or about 630 miles
      south-southeast of Pensacola FL
    - 22.1N 83.2W
    - Storm Intensity 80 mph
    - Movement Northwest or 320 degrees at 15 mph

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

At 4 PM CDT, the center of now hurricane Ida was approaching western
Cuba, moving northwest at 15 mph. This general motion should continue
over the next couple of days. On this forecast track, the center of Ida
will approach the central Gulf of Mexico Saturday afternoon, likely
strengthening into a major hurricane as it does. The system is then
forecast to approach the northern Gulf coast region (as a major
hurricane) on Sunday.

Hurricane Ida is likely to bring rainfall amounts of 4 to 8 inches,
with isolated higher amounts of 12 or more inches (especially over
southeast Mississippi and coastal Alabama) Sunday into Monday and
potentially extending into Tuesday. This is likely to result in flash,
urban, small stream, and river flooding to the central Gulf Coast.

Swells will begin reaching portions of the northern Gulf coast
Saturday evening. 2 to 4 foot surge is possible over Mobile Bay and
Mississippi Sound, with 1 to 3 feet of water rise possible further east
over the coast of the western Florida Panhandle. Surf heights are also
expected to increase to be between 8-12 feet Saturday night into
Sunday. These swells are likely to cause life-threatening surf, wave
run up, and dangerous rip currents.

The tornado threat will also begin to increase on Sunday across
southeastern Mississippi, far southwestern Alabama, and portions of far
western Florida as the right front quadrant outer bands of Ida begin
to move into the area.

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

* FLOODING RAIN:
Prepare for dangerous rainfall flooding having possible significant
impacts across across parts of southeast Mississippi, coastal Alabama
and portions of the far western Florida Panhandle. 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.

Prepare for locally hazardous rainfall flooding having possible
limited impacts across much of the remainder of the local area.

* SURGE:
Prepare for life-threatening surge having possible significant
impacts across coastal Alabama and Mobile Bay. 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.

Also, prepare for locally hazardous surge having possible limited
impacts across the western Florida Panhandle.

* WIND:
Prepare for dangerous wind having possible significant impacts across
Stone and southwest Perry Counties in Mississippi. 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.
    - Scattered power and communications outages, but more prevalent
      in areas with above ground lines.

Also, prepare for hazardous wind having possible limited impacts
across the remainder of southeast Mississippi, southwest Alabama, and
the far western Florida Panhandle.

* TORNADOES:
Prepare for a tornado event having possible limited impacts across
southeast Mississippi, far southwestern Alabama, and into the far
western Florida Panhandle. 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 expect little to no impact.

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

* EVACUATIONS:
Listen to local official for recommended preparedness actions,
including possible evacuation. If ordered to evacuate, do so
immediately.

* OTHER PREPAREDNESS INFORMATION:
Now is the time to check your emergency plan and emergency supplies
kit and take necessary actions to protect your family and secure your
home or business.

When making safety and preparedness decisions, do not focus on the
exact forecast track since hazards such as flooding rain, damaging
wind gusts, storm surge, and tornadoes extend well away from the
center of the storm.

If you are a visitor, know the name of the county in which you are
located and where it is relative to current watches and warnings. If
staying at a hotel, ask the management staff about their onsite
disaster plan. Listen for evacuation orders, especially pertaining to
area visitors.

Closely monitor weather.gov, NOAA Weather Radio and local news
outlets for official storm information. Listen for possible changes
to the forecast.

There is a threat from tornadoes with this storm. Have multiple ways
to receive Tornado Warnings. Be ready to shelter quickly.

* ADDITIONAL SOURCES OF INFORMATION:
- For the latest detailed evacuation and shelter information...please
refer to your local emergency management agency at the phone number
or website listed below.
- Coastal Alabama:
- Baldwin County: 251-972-6807 or
www.baldwincountyal.gov/departments/EMA
- Mobile County: 251-460-8000 or www.mcema.net
- Northwest Florida:
- Escambia County: 850-471-6400 or bereadyescambia.com
- Santa Rosa County: 850-983-5360 www.santarosa.fl.gov/emergency
- Okaloosa County: 850-651-7150 or www.co.okaloosa.fl.us/ps/home
- For information on appropriate preparations see ready.gov
- For additional disaster preparedness information see redcross.org

NEXT UPDATE
-----------

The next local statement will be issued by the National Weather
Service in Mobile AL around 11 PM CDT, or sooner if conditions
warrant.

$$

CGAL
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