[Tropical] Hurricane Local Statement
EMWIN Server
emwin at nashvilleweather.net
Thu Aug 27 11:24:18 CDT 2020
WTUS84 KLCH 271624 CCA
HLSLCH
LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-259>262-280030-
Hurricane Laura Local Statement Advisory Number 31...CORRECTED
National Weather Service Lake Charles LA AL132020
1124 AM CDT Thu Aug 27 2020
This product covers Southwest Louisiana and Southeast Texas
**LAURA CONTINUES TO MOVE NORTHWARD AS A CATEGORY 1 HURRICANE**
**HIGH WATER LEVELS PERSIST ACROSS PORTIONS OF THE LOUISIANA
COAST**
NEW INFORMATION
---------------
* CHANGES TO WATCHES AND WARNINGS:
- None
* CURRENT WATCHES AND WARNINGS:
- A Hurricane Warning is in effect for Allen, Beauregard,
Evangeline, Northern Jasper, Northern Newton, Rapides, Tyler,
and Vernon
- A Tropical Storm Warning is in effect for Avoyelles, Hardin,
Lafayette, Southern Jasper, Southern Newton, St. Landry, and
Upper St. Martin
- A Storm Surge Warning and Tropical Storm Warning are in effect
for Acadia, Calcasieu, East Cameron, Iberia, Jefferson,
Jefferson Davis, Lower St. Martin, Orange, St. Mary, Vermilion,
and West Cameron
* STORM INFORMATION:
- About 150 miles north of Cameron LA or about 190 miles
northwest of Morgan City LA
- 31.9N 93.1W
- Storm Intensity 75 mph
- Movement North or 5 degrees at 16 mph
SITUATION OVERVIEW
------------------
At 1000 AM CDT (1500 UTC), the center of Hurricane Laura was located
inland over northwestern Louisiana near latitude 31.9 North, longitude
93.1 West. Laura is moving toward the north near 16 mph (26 km/h) and
this motion should continue through today. A northeastward to east-
northeastward motion is expected tonight and Friday. On the forecast
track, Laura will move northward across northern Louisiana this
afternoon.
Laura is currently a category 1 hurricane. Storm surge has peaked and
will gradually diminish through the afternoon.
Residual bands of heavy rain will continue to move across portions of
southwest Louisiana this afternoon. There is generally a low to
moderate risk of flash flooding. Isolated tornadoes will also be
possible across the area.
Some lingering hurricane force winds are possible across portions of
Central Louisiana late this morning into early this afternoon.
Elsewhere, tropical storm force winds will continue across the
remainder of Southwest Louisiana through this afternoon.
POTENTIAL IMPACTS
-----------------
* SURGE:
Potential impacts from the main surge event continue across the lower
Southwest Louisiana coastline. Remain well away from areas still
experiencing surge. Ongoing impacts include:
- Areas of inundation with storm surge flooding accentuated by
waves. Damage to non-elevated structures is possible.
- Sections of 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, and piers. Several small
craft broken away from moorings, especially in unprotected
anchorages.
* WIND:
Potential impacts from the main wind event continue across Central
Louisiana. Remain well sheltered from life-threatening wind having
additional extensive impacts. If realized, these impacts include:
- Considerable roof damage to sturdy buildings, with some having
window, door, and garage door failures leading to structural
damage. Mobile homes severely damaged, with some destroyed.
Damage accentuated by airborne projectiles. Locations may be
uninhabitable for weeks.
- Many large trees snapped or uprooted along with fences and
roadway signs blown over.
- Some roads impassable from large debris, and more within urban
or heavily wooded places. Several bridges and access routes
impassable.
- Large areas with power and communications outages.
* FLOODING RAIN:
Potential impacts from the flooding rain are still unfolding across
portions of Southwest Louisiana. Remain well guarded against life-
threatening flood waters having additional extensive impacts. If
realized, these impacts include:
- Major rainfall flooding may prompt many evacuations and rescues.
- Rivers and tributaries may rapidly overflow their banks in
multiple places. Small streams, creeks, canals, and ditches may
become dangerous rivers. Flood control systems and barriers may
become stressed.
- Flood waters can enter many structures within multiple
communities, some structures becoming uninhabitable or washed
away. Many places where flood waters may cover escape routes.
Streets and parking lots become rivers of moving water with
underpasses submerged. Driving conditions become dangerous.
Many road and bridge closures with some weakened or washed out.
* TORNADOES:
Potential impacts from tornadoes are still possible across portions of
Southwest Louisiana. Remain well braced against a tornado event having
additional limited impacts. If realized, these 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:
Do not enter evacuated areas until officials have given the all clear
to return.
* OTHER PREPAREDNESS INFORMATION:
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 you are prone to flooding or in an area under a storm surge watch
or warning, be prepared for the possibility of a quick and dramatic
rise in water levels.
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 Lake Charles LA around 2 PM CDT, or sooner if conditions
warrant.
$$
Hallman
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