Alert archive / Louisiana / Wind Advisories in 2011

Wind Advisory 12, NWS Lake Charles, LA

April 24, 20119 parishes in Louisiana; Hardin County, Tyler County, Texas

NWS Lake Charles, LA issued this wind advisory at Apr 24, 2011, 11:35 PM CDT for 9 parishes in Louisiana; Hardin County, Tyler County, Texas. It took effect at Apr 25, 2011, 9:00 AM CDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Apr 24, 2011, 11:35 PM CDT (04:35 UTC)
In effect from
Apr 25, 2011, 9:00 AM CDT
Expired
Apr 25, 2011, 11:00 PM CDT
In force
14 hr
Issued by
NWS Lake Charles, LA

Counties Allen Parish, LA, Avoyelles Parish, LA, Beauregard Parish, LA, Evangeline Parish, LA, Lafayette Parish, LA, Rapides Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA, Vernon Parish, LA, Hardin County, TX, Tyler County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 4.6 hours before the alert went out and 73 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 2011-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2504 joules per kilogram.LCLEL10008507005003002001001 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 2011-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.193958Sfc1 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
2504 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

048 
WWUS74 KLCH 250435
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1135 PM CDT SUN APR 24 2011

...GUSTY SOUTHERLY WINDS EXPECTED AGAIN ON MONDAY...

.A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE REGION
ON MONDAY...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER
PRESSURE OVER THE SOUTHERN PLAINS. THIS WILL RESULT IN STRONG AND
GUSTY SOUTHERLY WINDS ACROSS SOUTHEAST TEXAS AND SOUTHERN
LOUISIANA.

LAZ041>045-051>055-TXZ201-215-216-251200-
/O.NEW.KLCH.WI.Y.0012.110425T1400Z-110426T0000Z/
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-HARDIN-
JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...LAKE CHARLES...JENNINGS...CROWLEY...
LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA...
MORGAN CITY...LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
1135 PM CDT SUN APR 24 2011

...WIND ADVISORY IN EFFECT FROM 9 AM TO 7 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 7 PM CDT MONDAY. 

SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH MONDAY...WITH
GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE BY EARLY EVENING.

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.

&&

$$
4 follow-up statements
327 
WWUS74 KLCH 250843
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
343 AM CDT MON APR 25 2011

...GUSTY SOUTHERLY WINDS EXPECTED AGAIN ON MONDAY...

.A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE REGION
ON MONDAY...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER
PRESSURE OVER THE SOUTHERN PLAINS. THIS WILL RESULT IN STRONG AND
GUSTY SOUTHERLY WINDS ACROSS SOUTHEAST TEXAS AND SOUTHWEST LOUISIANA.

LAZ027>033-TXZ180>182-251645-
/O.EXA.KLCH.WI.Y.0012.110425T1400Z-110426T0000Z/
VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY-
TYLER-JASPER-NEWTON-
INCLUDING THE CITIES OF...LEESVILLE...ALEXANDRIA...MARKSVILLE...
DERIDDER...OAKDALE...VILLE PLATTE...OPELOUSAS...WOODVILLE...
JASPER...NEWTON
343 AM CDT MON APR 25 2011

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 7 PM CDT
THIS EVENING. 

SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH
MONDAY...WITH GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE
BY EARLY EVENING.

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.

&&

$$

LAZ041>045-051>055-TXZ201-215-216-251645-
/O.EXT.KLCH.WI.Y.0012.110425T1400Z-110426T0400Z/
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-HARDIN-
JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...LAKE CHARLES...JENNINGS...CROWLEY...
LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA...
MORGAN CITY...LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
343 AM CDT MON APR 25 2011

...WIND ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO 11 PM
CDT THIS EVENING...

THE WIND ADVISORY IS NOW IN EFFECT FROM 9 AM THIS MORNING TO
11 PM CDT THIS EVENING. 

SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH
MONDAY...WITH GUSTS TO NEAR 35 MPH AT TIMES.

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.

&&

$$
864 
WWUS74 KLCH 251631
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1131 AM CDT MON APR 25 2011

...GUSTY SOUTHERLY WINDS EXPECTED AGAIN ON MONDAY...

.A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE REGION
ON THIS AFTERNOON...BETWEEN THE BERMUDA HIGH TO THE EAST AND
LOWER PRESSURE OVER THE SOUTHERN PLAINS. THIS WILL RESULT IN
STRONG AND GUSTY SOUTHERLY WINDS ACROSS SOUTHEAST TEXAS AND
SOUTHWEST LOUISIANA.

LAZ027>033-TXZ180>182-260000-
/O.CON.KLCH.WI.Y.0012.000000T0000Z-110426T0000Z/
VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY-
TYLER-JASPER-NEWTON-
INCLUDING THE CITIES OF...LEESVILLE...ALEXANDRIA...MARKSVILLE...
DERIDDER...OAKDALE...VILLE PLATTE...OPELOUSAS...WOODVILLE...
JASPER...NEWTON
1131 AM CDT MON APR 25 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

THE WIND ADVISORY CONTINUES IN EFFECT UNTIL 7 PM CDT THIS
EVENING.

SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH
MONDAY...WITH GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE
BY EARLY EVENING.

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.

&&

$$

LAZ041>045-051>055-TXZ201-215-216-260015-
/O.CON.KLCH.WI.Y.0012.000000T0000Z-110426T0400Z/
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-HARDIN-
JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...LAKE CHARLES...JENNINGS...CROWLEY...
LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA...
MORGAN CITY...LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
1131 AM CDT MON APR 25 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING...

THE WIND ADVISORY CONTINUES IN EFFECT UNTIL 11 PM CDT THIS
EVENING.

SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH
MONDAY...WITH GUSTS TO NEAR 35 MPH AT TIMES.

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.

&&

$$

SWEENEY
503 
WWUS74 KLCH 260017
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
717 PM CDT MON APR 25 2011

...GUSTY SOUTHERLY WINDS TO CONTINUE THIS EVENING...

.A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE
REGION...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER PRESSURE
OVER THE SOUTHERN PLAINS. STRONG AND GUSTY SOUTHERLY WINDS WILL
CONTINUE THIS EVENING ACROSS SOUTHEAST TEXAS AND SOUTHWEST
LOUISIANA.

LAZ027>033-TXZ180>182-260130-
/O.EXP.KLCH.WI.Y.0012.000000T0000Z-110426T0000Z/
VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY-
TYLER-JASPER-NEWTON-
INCLUDING THE CITIES OF...LEESVILLE...ALEXANDRIA...MARKSVILLE...
DERIDDER...OAKDALE...VILLE PLATTE...OPELOUSAS...WOODVILLE...
JASPER...NEWTON
717 PM CDT MON APR 25 2011

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

$$

LAZ041>045-051>055-TXZ201-215-216-260400-
/O.CON.KLCH.WI.Y.0012.000000T0000Z-110426T0400Z/
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-HARDIN-
JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...LAKE CHARLES...JENNINGS...CROWLEY...
LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA...
MORGAN CITY...LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
717 PM CDT MON APR 25 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING. 

SOUTHERLY WINDS BETWEEN 15 AND 25 MPH WILL PERSIST THIS EVENING...WITH
GUSTS BETWEEN 30 AND 35 MPH AT TIMES. WINDS WILL GRADUALLY
DIMINISH BELOW ADVISORY CRITERIA OVERNIGHT...BUT ARE AGAIN
EXPECTED TO BECOME STRONG AND GUSTY TUESDAY AND ANOTHER WIND
ADVISORY WILL POSSIBLY BE WARRANTED.

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.

&&

$$
049 
WWUS74 KLCH 260408
NPWLCH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1108 PM CDT MON APR 25 2011

...STRONG AND GUSTY SOUTHERLY WINDS EXPECTED AGAIN TUESDAY...

.A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE
REGION...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER PRESSURE
OVER THE SOUTHERN PLAINS. STRONG AND GUSTY SOUTHERLY WINDS ARE
AGAIN EXPECTED ON TUESDAY ACROSS SOUTHEAST TEXAS AND SOUTHWEST
LOUISIANA.

LAZ041>045-051>055-TXZ201-215-216-261215-
/O.EXP.KLCH.WI.Y.0012.000000T0000Z-110426T0400Z/
/O.NEW.KLCH.WI.Y.0013.110426T1400Z-110427T0300Z/
CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN-
CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-HARDIN-
JEFFERSON-ORANGE-
INCLUDING THE CITIES OF...LAKE CHARLES...JENNINGS...CROWLEY...
LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA...
MORGAN CITY...LUMBERTON...BEAUMONT/PORT ARTHUR...ORANGE
1108 PM CDT MON APR 25 2011

...WIND ADVISORY IN EFFECT FROM 9 AM TO 10 PM CDT TUESDAY...
...WIND ADVISORY FOR THIS EVENING HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 10 PM CDT TUESDAY. THE
WIND ADVISORY FOR THIS EVENING IS NO LONGER IN EFFECT.

SOUTHERLY WINDS BETWEEN 15 AND 25 MPH ARE EXPECTED AGAIN ON
TUESDAY...WITH GUSTS UP TO 35 MPH AT TIMES. WINDS WILL
GRADUALLY DIMINISH DURING THE EVENING.

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.

&&

$$

LAZ027>033-TXZ180>182-261215-
/O.NEW.KLCH.WI.Y.0013.110426T1400Z-110427T0300Z/
VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY-
TYLER-JASPER-NEWTON-
INCLUDING THE CITIES OF...LEESVILLE...ALEXANDRIA...MARKSVILLE...
DERIDDER...OAKDALE...VILLE PLATTE...OPELOUSAS...WOODVILLE...
JASPER...NEWTON
1108 PM CDT MON APR 25 2011

...WIND ADVISORY IN EFFECT FROM 9 AM TO 10 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 10 PM CDT TUESDAY. 

SOUTHERLY WINDS BETWEEN 15 AND 25 MPH ARE EXPECTED AGAIN ON
TUESDAY...WITH GUSTS UP TO 35 MPH AT TIMES. WINDS WILL
GRADUALLY DIMINISH DURING THE EVENING.

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.

&&

$$

Nearby

Wind Advisories in Louisiana, 2011Wind 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.