Alert archive / Louisiana / Wind Advisories in 2021

Wind Advisory 8, NWS Lake Charles, LA

May 19, 2021Cameron Parish, Saint Martin Parish, Louisiana

NWS Lake Charles, LA issued this wind advisory at May 19, 2021, 4:11 AM CDT for Cameron Parish, Saint Martin Parish, Louisiana. It took effect at May 19, 2021, 10:00 AM CDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 19, 2021, 4:11 AM CDT (09:11 UTC)
In effect from
May 19, 2021, 10:00 AM CDT
Expired
May 19, 2021, 2:48 PM CDT
In force
5 hr
Issued by
NWS Lake Charles, LA

Counties Cameron Parish, LA, Saint Martin Parish, LA

The radar

The Lake Charles radar (KLCH), 80 km from the middle of the area, began a volume at 09:13 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, 9.2 hours before the alert went out and 78 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 2021-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 37 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 2021-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -36 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
37 J/kg
Mixed-layer CIN
-296 J/kg
Mixed-layer LCL
1094 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-36 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

756 
WWUS74 KLCH 190911
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
411 AM CDT Wed May 19 2021

LAZ052>055-073-074-TXZ215-192100-
/O.CAN.KLCH.WI.Y.0007.000000T0000Z-210520T0000Z/
/O.NEW.KLCH.WI.Y.0008.210519T1500Z-210520T0000Z/
Vermilion-Iberia-St. Mary-Lower St. Martin-West Cameron-
East Cameron-Jefferson-
Including the cities of Abbeville, Intracoastal City, Meaux, 
Forked Island, Kaplan, New Iberia, Morgan City, Burns Point, 
Centerville, Franklin, Patterson, Berwick, Bayou Vista, 
Stephensville, Hackberry, Johnson Bayou, Grand Lake, Klondike, 
Cameron, Creole, Grand Chenier, Rutherford Beach, Beaumont, 
Sabine Pass, and Sea Rim State Park
411 AM CDT Wed May 19 2021

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

* WHAT...Southeast winds 15 to 20 mph with gusts to 30 mph expected.

* WHERE...In Louisiana, Vermilion, Iberia, St. Mary, Lower St. 
  Martin, West Cameron and East Cameron Parishes. In Texas, 
  Jefferson County.

* WHEN...From 10 AM this morning to 7 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
1 follow-up statement
264 
WWUS74 KLCH 191948
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
248 PM CDT Wed May 19 2021

LAZ052>055-073-074-TXZ215-192100-
/O.CAN.KLCH.WI.Y.0008.000000T0000Z-210520T0000Z/
Vermilion-Iberia-St. Mary-Lower St. Martin-West Cameron-
East Cameron-Jefferson-
Including the cities of Abbeville, Intracoastal City, Meaux, 
Forked Island, Kaplan, New Iberia, Morgan City, Burns Point, 
Centerville, Franklin, Patterson, Berwick, Bayou Vista, 
Stephensville, Hackberry, Johnson Bayou, Grand Lake, Klondike, 
Cameron, Creole, Grand Chenier, Rutherford Beach, Beaumont, 
Sabine Pass, and Sea Rim State Park
248 PM CDT Wed May 19 2021

...WIND ADVISORY IS CANCELLED...

$$

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 12:25 AM CDTSpecial Marine WarningLCH65 min
May 19, 1:32 AM CDTSpecial Weather StatementLCHCalcasieu, Cameron, Jefferson Davis58 min
May 19, 1:34 AM CDTSpecial Marine WarningLCH56 min
May 19, 2:00 AM CDTTornado WarningLCHCalcasieu, Jefferson Davis16 min
May 19, 2:15 AM CDTSevere Thunderstorm WarningLCHCalcasieu, Jefferson Davis30 min
May 19, 2:34 AM CDTSpecial Weather StatementLCHAcadia, Jefferson Davis, Vermilion56 min
May 19, 3:28 AM CDTSpecial Weather StatementLCHAcadia, Lafayette, Vermilion47 min
May 19, 4:14 AM CDTCoastal Flood AdvisoryLCHCameron15 hr
May 18, 11:32 PM CDTSpecial Weather StatementLCHHardin43 min
May 19, 12:23 AM CDTSpecial Weather StatementLCHJefferson, Orange67 min

Nearby

Wind Advisories in Louisiana, 2021Wind Advisories in Texas, 2021Every wind advisory in 2021

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.