Alert archive / Louisiana / Wind Advisories in 2021
Wind Advisory 4, NWS Lake Charles, LA
NWS Lake Charles, LA issued this wind advisory at Mar 17, 2021, 2:53 AM CDT for 6 parishes in Louisiana. It took effect at Mar 17, 2021, 10:00 AM CDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Mar 17, 2021, 2:53 AM CDT (07:53 UTC)
- In effect from
- Mar 17, 2021, 10:00 AM CDT
- Expired
- Mar 17, 2021, 7:00 PM CDT
- In force
- 9 hr
- Issued by
- NWS Lake Charles, LA
Counties Avoyelles Parish, LA, Cameron Parish, LA, Evangeline Parish, LA, Lafayette Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA
The radar
The Lake Charles radar (KLCH), 102 km from the middle of the area, began a volume at 07:56 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, 7.9 hours before the alert went out and 101 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
- 935 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 751 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.3
The text
As transmitted.
533 WWUS74 KLCH 170753 NPWLCH URGENT - WEATHER MESSAGE National Weather Service Lake Charles LA 253 AM CDT Wed Mar 17 2021 LAZ029-032-033-042>045-052>055-074-171600- /O.NEW.KLCH.WI.Y.0004.210317T1500Z-210318T0000Z/ Avoyelles-Evangeline-St. Landry-Jefferson Davis-Acadia-Lafayette- Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin- East Cameron- Including the cities of Effie, Marksville, Bunkie, Cottonport, Simmesport, Mansura, Ville Platte, Beaver, St. Landry, Mamou, Reddell, Lawtell, Opelousas, Eunice, 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, Grand Lake, Klondike, Cameron, Creole, Grand Chenier, and Rutherford Beach 253 AM CDT Wed Mar 17 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING... * WHAT...South winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Portions of central, south central and southwest Louisiana. * 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. && $$
1 follow-up statement
598 WWUS74 KLCH 171940 NPWLCH URGENT - WEATHER MESSAGE National Weather Service Lake Charles LA 240 PM CDT Wed Mar 17 2021 LAZ029-032-033-042>045-052>055-074-180000- /O.CON.KLCH.WI.Y.0004.000000T0000Z-210318T0000Z/ Avoyelles-Evangeline-St. Landry-Jefferson Davis-Acadia-Lafayette- Upper St. Martin-Vermilion-Iberia-St. Mary-Lower St. Martin- East Cameron- Including the cities of Effie, Marksville, Bunkie, Cottonport, Simmesport, Mansura, Ville Platte, Beaver, St. Landry, Mamou, Reddell, Lawtell, Opelousas, Eunice, Hathaway, Jennings, Topsy, Roanoke, Welsh, Lake Arthur, Crowley, Rayne, Branch, Church Point, Richard, Lafayette, Breaux Bridge, Cade, St. Martinville, Abbeville, Intracoastal City, Meaux, Forked Island, Kaplan, New Iberia, Morgan City, Burns Point, Centerville, Franklin, Patterson, Berwick, Bayou Vista, Stephensville, Grand Lake, Klondike, Cameron, Creole, Grand Chenier, and Rutherford Beach 240 PM CDT Wed Mar 17 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...South winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Portions of central, south central and southwest Louisiana. * WHEN...From 10 AM this morning to 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 2:55 AM CDT | Marine Dense Fog Advisory | LCH | 11 hr | |
| Mar 17, 2:55 AM CDT | Small Craft Advisory | LCH | 52 hr | |
| Mar 17, 12:39 PM CDT | Special Weather Statement | LCH | Cameron | 51 min |
| Mar 17, 12:48 PM CDT | Special Weather Statement | LCH | Calcasieu | 42 min |
| Mar 17, 1:24 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Cameron, Jefferson Davis, Vermilion | 36 min |
| Mar 17, 1:33 PM CDT | Special Marine Warning | LCH | 57 min | |
| Mar 17, 1:40 PM CDT | Special Weather Statement | LCH | Allen | 35 min |
| Mar 17, 1:46 PM CDT | Special Weather Statement | LCH | Vernon | 29 min |
| Mar 17, 2:01 PM CDT | Special Weather Statement | LCH | Acadia, Jefferson Davis | 44 min |
| Mar 17, 2:30 PM CDT | Special Marine Warning | LCH | 60 min | |
| Mar 17, 2:32 PM CDT | Special Weather Statement | LCH | Beauregard | 43 min |
| Mar 17, 2:41 PM CDT | Small Craft Advisory | LCH | 40 hr | |
| Mar 17, 3:03 PM CDT | Special Weather Statement | LCH | Vermilion | 42 min |
| Mar 17, 3:28 PM CDT | Special Marine Warning | LCH | 62 min | |
| Mar 17, 3:42 PM CDT | Special Weather Statement | LCH | Rapides | 48 min |
| Mar 17, 3:44 PM CDT | Special Weather Statement | LCH | Saint Martin | 46 min |
| Mar 17, 3:53 PM CDT | Severe Thunderstorm Warning | LCH | Iberia, Saint Martin, St. Mary | 52 min |
| Mar 17, 3:58 PM CDT | Severe Thunderstorm Warning | LCH | Cameron, Vermilion | 62 min |
| Mar 17, 4:19 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Cameron, Jefferson Davis, Vermilion | 44 min |
| Mar 17, 4:35 PM CDT | Special Marine Warning | LCH | 55 min | |
| Mar 17, 4:49 PM CDT | Special Weather Statement | LCH | Saint Martin | 41 min |
| Mar 17, 5:00 PM CDT | Special Weather Statement | LCH | Acadia, Saint Landry | 30 min |
| Mar 17, 5:31 PM CDT | Special Marine Warning | LCH | 89 min | |
| Mar 17, 6:08 PM CDT | Special Weather Statement | LCH | Iberia, St. Mary | 97 min |
| Mar 17, 6:21 PM CDT | Severe Thunderstorm Warning | LCH | Iberia, Saint Martin, St. Mary | 39 min |
Nearby
Wind Advisories in Louisiana, 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.