Alert archive / Louisiana / Wind Advisories in 2021

Wind Advisory 5, NWS Lake Charles, LA

March 31, 20214 parishes in Louisiana

NWS Lake Charles, LA issued this wind advisory at Mar 31, 2021, 3:03 AM CDT for 4 parishes in Louisiana. It took effect at Mar 31, 2021, 3:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 31, 2021, 3:03 AM CDT (08:03 UTC)
In effect from
Mar 31, 2021, 3:00 PM CDT
Expired
Mar 31, 2021, 9:40 PM CDT
In force
7 hr
Issued by
NWS Lake Charles, LA

Counties Cameron Parish, LA, Lafayette Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA

The radar

The Lake Charles radar (KLCH), 96 km from the middle of the area, began a volume at 08:06 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, 8.1 hours before the alert went out and 95 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 2021-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 155 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 2021-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.19395878Sfc1 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
155 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
765 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

286 
WWUS74 KLCH 310803
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
303 AM CDT Wed Mar 31 2021

LAZ033-041>045-052>055-073-074-TXZ215-216-312000-
/O.NEW.KLCH.WI.Y.0005.210331T2000Z-210401T0300Z/
St. Landry-Calcasieu-Jefferson Davis-Acadia-Lafayette-
Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin-
West Cameron-East Cameron-Jefferson-Orange-
Including the cities of Lawtell, Opelousas, Eunice, Lake Charles,
Sulphur, Hathaway, Jennings, Topsy, Roanoke, Welsh, Lake Arthur, 
Crowley, Rayne, Branch, Church Point, Richard, Lafayette, 
Breaux Bridge, Cade, St. Martinville, 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, Sea Rim State Park, 
Orange, Vidor, and Bridge City
303 AM CDT Wed Mar 31 2021

...WIND ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM CDT
THIS EVENING...

* WHAT...North winds 15 to 25 mph with gusts up to 35 mph 
  expected.

* WHERE...Portions of central, south central and southwest 
  Louisiana and southeast Texas.

* WHEN...From 3 PM this afternoon to 10 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.
  Travel may become difficult, especially for high profile
  vehicles on east-west roadways. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
3 follow-up statements
853 
WWUS74 KLCH 311525
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
1025 AM CDT Wed Mar 31 2021

LAZ033-041>045-052>055-073-074-TXZ215-216-010300-
/O.CON.KLCH.WI.Y.0005.210331T2000Z-210401T0300Z/
St. Landry-Calcasieu-Jefferson Davis-Acadia-Lafayette-
Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin-
West Cameron-East Cameron-Jefferson-Orange-
Including the cities of Lawtell, Opelousas, Eunice, Lake Charles,
Sulphur, Hathaway, Jennings, Topsy, Roanoke, Welsh, Lake Arthur, 
Crowley, Rayne, Branch, Church Point, Richard, Lafayette, 
Breaux Bridge, Cade, St. Martinville, 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, Sea Rim State Park, 
Orange, Vidor, and Bridge City
1025 AM CDT Wed Mar 31 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
10 PM CDT THIS EVENING...

* WHAT...North winds 15 to 25 mph with gusts up to 35 mph 
  expected.

* WHERE...Portions of central, south central and southwest 
  Louisiana and southeast Texas.

* WHEN...From 3 PM this afternoon to 10 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.

&&

$$
895 
WWUS74 KLCH 312027
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
327 PM CDT Wed Mar 31 2021

LAZ033-041>045-052>055-073-074-TXZ215-216-010300-
/O.CON.KLCH.WI.Y.0005.000000T0000Z-210401T0300Z/
St. Landry-Calcasieu-Jefferson Davis-Acadia-Lafayette-
Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin-
West Cameron-East Cameron-Jefferson-Orange-
Including the cities of Lawtell, Opelousas, Eunice, Lake Charles,
Sulphur, Hathaway, Jennings, Topsy, Roanoke, Welsh, Lake Arthur, 
Crowley, Rayne, Branch, Church Point, Richard, Lafayette, 
Breaux Bridge, Cade, St. Martinville, 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, Sea Rim State Park, 
Orange, Vidor, and Bridge City
327 PM CDT Wed Mar 31 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...North winds 15 to 25 mph with gusts up to 35 mph 
  expected.

* WHERE...Portions of central, south central and southwest 
  Louisiana and southeast Texas.

* WHEN...Until 10 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.

&&

$$
862 
WWUS74 KLCH 010240
NPWLCH

URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
940 PM CDT Wed Mar 31 2021

LAZ033-041>045-052>055-073-074-TXZ215-216-010345-
/O.CAN.KLCH.WI.Y.0005.000000T0000Z-210401T0300Z/
St. Landry-Calcasieu-Jefferson Davis-Acadia-Lafayette-
Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin-
West Cameron-East Cameron-Jefferson-Orange-
Including the cities of Lawtell, Opelousas, Eunice, Lake Charles,
Sulphur, Hathaway, Jennings, Topsy, Roanoke, Welsh, Lake Arthur, 
Crowley, Rayne, Branch, Church Point, Richard, Lafayette, 
Breaux Bridge, Cade, St. Martinville, 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, Sea Rim State Park, 
Orange, Vidor, and Bridge City
940 PM CDT Wed Mar 31 2021

...WIND ADVISORY IS CANCELLED...

North winds will continue to subside across mos of the area the 
area the rest of this evening. They will remain elevated and a bit
gusty across the coastal counties and parishes, but are expected 
to remain below advisory criteria.

$$

13

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 3:37 AM CDTGale WarningLCH33 hr
Mar 31, 7:22 AM CDTMarine Dense Fog AdvisoryLCH4 hr
Mar 31, 11:36 AM CDTSpecial Weather StatementLCHAvoyelles, Rapides, Vernon84 min
Mar 31, 1:03 PM CDTSpecial Weather StatementLCHAllen, Beauregard, Calcasieu, Evangeline87 min
Mar 31, 1:57 PM CDTSpecial Weather StatementLCHJefferson Davis33 min
Mar 31, 2:22 PM CDTSpecial Weather StatementLCHAcadia, Calcasieu, Cameron, Jefferson Davis, Lafayette, Saint Landry38 min
Mar 31, 2:56 PM CDTSpecial Weather StatementLCHCameron, Lafayette, Saint Martin, Vermilion49 min
Mar 31, 3:42 PM CDTSpecial Weather StatementLCHCameron, Iberia, Saint Martin, St. Mary, Vermilion48 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.