Alert archive / Louisiana / Wind Advisories in 2011
Wind Advisory 10, NWS Lake Charles, LA
NWS Lake Charles, LA issued this wind advisory at Apr 23, 2011, 3:31 AM CDT for 9 parishes in Louisiana; Hardin County, Tyler County, Texas. It took effect at Apr 23, 2011, 10:48 AM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Apr 23, 2011, 3:31 AM CDT (08:31 UTC)
- In effect from
- Apr 23, 2011, 10:48 AM CDT
- Expired
- Apr 23, 2011, 6:00 PM CDT
- In force
- 7 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, 8.5 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.
- Mixed-layer CAPE
- 1854 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 683 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
607 WWUS74 KLCH 230831 NPWLCH URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAKE CHARLES LA 331 AM CDT SAT APR 23 2011 ...STRONG GUSTY WINDS EXPECTED THIS AFTERNOON... .A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE REGION THROUGH THE AFTERNOON HOURS...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER PRESSURE OVER THE SOUTHERN PLAINS.. LAZ028-029-032-033-041>045-051>055-TXZ215-216-232300- /O.NEW.KLCH.WI.Y.0010.110423T1800Z-110423T2300Z/ RAPIDES-AVOYELLES-EVANGELINE-ST. LANDRY-CALCASIEU-JEFFERSON DAVIS- ACADIA-LAFAYETTE-UPPER ST. MARTIN-CAMERON-VERMILION-IBERIA- ST. MARY-LOWER ST. MARTIN-JEFFERSON-ORANGE- INCLUDING THE CITIES OF...ALEXANDRIA...MARKSVILLE... VILLE PLATTE...OPELOUSAS...LAKE CHARLES...JENNINGS...CROWLEY... LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA... MORGAN CITY...BEAUMONT/PORT ARTHUR...ORANGE 331 AM CDT SAT APR 23 2011 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM CDT THIS EVENING. SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH...WITH GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE BELOW ADVISORY CRITERIA 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. && $$
1 follow-up statement
906 WWUS74 KLCH 231548 NPWLCH URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAKE CHARLES LA 1048 AM CDT SAT APR 23 2011 ...STRONG GUSTY WINDS EXPECTED TODAY... .A TIGHT SURFACE PRESSURE GRADIENT WILL PERSIST ACROSS THE REGION THROUGH THE LATE MORNING AND AFTERNOON HOURS...BETWEEN THE BERMUDA HIGH TO THE EAST AND LOWER PRESSURE OVER THE SOUTHERN PLAINS.. LAZ027-030-031-TXZ180>182-201-232300- /O.EXB.KLCH.WI.Y.0010.110423T1548Z-110423T2300Z/ VERNON-BEAUREGARD-ALLEN-TYLER-JASPER-NEWTON-HARDIN- INCLUDING THE CITIES OF...LEESVILLE...DERIDDER...OAKDALE... WOODVILLE...JASPER...NEWTON...LUMBERTON 1048 AM CDT SAT APR 23 2011 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS EVENING. SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH...WITH GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE BELOW ADVISORY CRITERIA BY EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 20 TO 34 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. WINDS OVER LOCAL WATERWAYS COULD BE 5 MPH HIGHER THAN OVER LAND. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING. && $$ LAZ028-029-032-033-041>045-051>055-TXZ215-216-232300- /O.EXT.KLCH.WI.Y.0010.110423T1548Z-110423T2300Z/ RAPIDES-AVOYELLES-EVANGELINE-ST. LANDRY-CALCASIEU-JEFFERSON DAVIS- ACADIA-LAFAYETTE-UPPER ST. MARTIN-CAMERON-VERMILION-IBERIA- ST. MARY-LOWER ST. MARTIN-JEFFERSON-ORANGE- INCLUDING THE CITIES OF...ALEXANDRIA...MARKSVILLE... VILLE PLATTE...OPELOUSAS...LAKE CHARLES...JENNINGS...CROWLEY... LAFAYETTE...ST. MARTINVILLE...CAMERON...ABBEVILLE...NEW IBERIA... MORGAN CITY...BEAUMONT/PORT ARTHUR...ORANGE 1048 AM CDT SAT APR 23 2011 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING. SOUTH WINDS ARE EXPECTED TO AVERAGE BETWEEN 15 AND 25 MPH...WITH GUSTS TO NEAR 35 MPH AT TIMES. WINDS WILL SUBSIDE BELOW ADVISORY CRITERIA 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. && $$
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.