Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 20, NWS Lake Charles, LA

May 30, 2011Hardin County, Tyler County, Texas

NWS Lake Charles, LA issued this wind advisory at May 30, 2011, 3:33 AM CDT for Hardin County, Tyler County, Texas. It took effect at May 30, 2011, 10:00 AM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
May 30, 2011, 3:33 AM CDT (08:33 UTC)
In effect from
May 30, 2011, 10:00 AM CDT
Expired
May 30, 2011, 6:00 PM CDT
In force
8 hr
Issued by
NWS Lake Charles, LA

Counties Hardin County, TX, Tyler County, TX

The radar

The Lake Charles radar (KLCH), 122 km from the middle of the area, began a volume at 08:31 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.6 hours before the alert went out and 123 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 2011-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1300 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 2011-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1300 J/kg
Mixed-layer CIN
-272 J/kg
Mixed-layer LCL
1236 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
-47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

611 
WWUS74 KLCH 300833
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
333 AM CDT MON MAY 30 2011

...QUITE BREEZY CONDITIONS EXPECTED OVER SOUTHEAST TEXAS...

.LOW PRESSURE WILL DEEPEN ACROSS THE SOUTHERN PLAINS TODAY. THIS
WILL HELP PRODUCE VERY BREEZY AND GUSTY SOUTH WINDS BY MID-MORNING
AND CONTINUING THROUGH THE AFTERNOON. THESE WINDS WILL DECREASE
THIS EVENING WITH THE LOSS OF DAYTIME HEATING AND THE LOW PRESSURE
SYSTEM MOVING AWAY FROM THE AREA.

TXZ180>182-201-215-216-302300-
/O.NEW.KLCH.WI.Y.0020.110530T1500Z-110530T2300Z/
TYLER-JASPER-NEWTON-HARDIN-JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...WOODVILLE...JASPER...NEWTON...
LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
333 AM CDT MON MAY 30 2011

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CDT
THIS EVENING. 

SOUTHEAST TO SOUTH WINDS WILL BE SUSTAINED BETWEEN 20 AND 25 MPH
WITH GUSTS TO AROUND 30 MPH FROM LATE THIS MORNING THROUGH THE AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 20 TO 34 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

WINDS OVER LOCAL WATERWAYS COULD BE 5 MPH HIGHER THAN OVER LAND.
SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

RUA

Nearby

Wind Advisories in Texas, 2011Every wind advisory in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.