Alert archive / Louisiana / Special Weather Statements in 2021
Special Weather Statement, NWS Lake Charles, LA
NWS Lake Charles, LA issued this special weather statement at May 19, 2021, 3:28 AM CDT for Acadia Parish, Lafayette Parish, Vermilion Parish, Louisiana. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2021, 3:28 AM CDT (08:28 UTC)
- Expired
- May 19, 2021, 4:15 AM CDT
- In force
- 47 min
- Issued by
- NWS Lake Charles, LA
Counties Acadia Parish, LA, Lafayette Parish, LA, Vermilion Parish, LA
The radar
The Lake Charles radar (KLCH), 97 km from the middle of the area, began a volume at 08:27 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, 8.5 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.
- 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
The text
As transmitted.
805
WWUS84 KLCH 190828
SPSLCH
Special Weather Statement
National Weather Service Lake Charles LA
328 AM CDT Wed May 19 2021
LAZ042>044-052-074-190915-
Acadia LA-Jefferson Davis LA-Lafayette LA-Vermilion LA-
East Cameron LA-
328 AM CDT Wed May 19 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN CAMERON...
LAFAYETTE...SOUTHEASTERN JEFFERSON DAVIS...ACADIA AND VERMILION
PARISHES UNTIL 415 AM CDT...
At 328 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Egan to near Lyons Point to near Forked
Island to 8 miles west of Pecan Island. Movement was east at 30 mph.
Winds in excess of 40 mph will be possible with these storms.
Locations impacted include...
Lafayette, Crowley, Abbeville, Jennings, Scott, Rayne, Carencro,
Kaplan, Iota, Gueydan, Mermentau, Rockefeller Wildlife Range,
Freshwater City, Forked Island, Intracoastal City, Pecan Island,
Klondike, Evangeline, Broussard and Youngsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 2965 9282 2982 9268 3005 9264 3034 9271
3036 9218 3030 9214 3036 9206 3013 9192
2999 9199 2983 9197 2973 9213 2976 9213
2975 9221 2971 9218 2970 9210 2967 9213
2962 9211 2963 9203 2958 9207 2953 9231
TIME...MOT...LOC 0828Z 274DEG 25KT 3027 9249 3005 9236 2980 9239 2961
9259
$$
13The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 12:25 AM CDT | Special Marine Warning | LCH | 65 min | |
| May 19, 1:32 AM CDT | Special Weather Statement | LCH | Calcasieu, Cameron, Jefferson Davis | 58 min |
| May 19, 1:34 AM CDT | Special Marine Warning | LCH | 56 min | |
| May 19, 2:00 AM CDT | Tornado Warning | LCH | Calcasieu, Jefferson Davis | 16 min |
| May 19, 2:15 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Jefferson Davis | 30 min |
| May 19, 2:34 AM CDT | Special Weather Statement | LCH | Acadia, Jefferson Davis, Vermilion | 56 min |
| May 19, 4:11 AM CDT | Wind Advisory | LCH | Cameron, Saint Martin | 11 hr |
| May 19, 4:14 AM CDT | Coastal Flood Advisory | LCH | Cameron | 15 hr |
| May 18, 11:32 PM CDT | Special Weather Statement | LCH | Hardin | 43 min |
| May 19, 12:23 AM CDT | Special Weather Statement | LCH | Jefferson, Orange | 67 min |
Nearby
Special Weather Statements in Louisiana, 2021Every special weather statement 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.