Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 92, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at May 19, 2021, 10:54 PM CDT for Calcasieu Parish, Cameron Parish, Jefferson Davis Parish, Louisiana. It was in force for 36 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, 10:54 PM CDT (03:54 UTC)
- Expired
- May 19, 2021, 11:30 PM CDT
- In force
- 36 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Calcasieu Parish, LA, Cameron Parish, LA, Jefferson Davis Parish, LA
The radar
The Lake Charles radar (KLCH), 26 km from the middle of the area, began a volume at 03:57 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, 3.9 hours before the alert went out and 25 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
- 708 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 567 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 217 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.8
The text
As transmitted.
666
WUUS54 KLCH 200354
SVRLCH
LAC019-023-053-200430-
/O.NEW.KLCH.SV.W.0092.210520T0354Z-210520T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
1054 PM CDT Wed May 19 2021
The National Weather Service in Lake Charles has issued a
* Severe Thunderstorm Warning for...
Eastern Cameron Parish in southwestern Louisiana...
South central Jefferson Davis Parish in southwestern Louisiana...
Southeastern Calcasieu Parish in southwestern Louisiana...
* Until 1130 PM CDT.
* At 1053 PM CDT, severe thunderstorms were located along a line
extending from near Creole to 10 miles southeast of Rockefeller
Wildlife Range, moving north at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Lake Charles, Cameron, Westlake, Grand Lake, Lake Charles Regional
Airport, Lacassine National Wildlife Refuge, Rockefeller Wildlife
Range, Hayes, Grand Chenier, Hacketts Corner, Heberts Marina,
Thornwell, Lowry, Creole, Sweet Lake, Gibbstown, Holmwood, Bell
City and Rutherford Beach.
This includes the following highways...
Interstate 10 in Louisiana between mile markers 26 and 31.
Interstate 210 between mile markers 2 and 10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2976 9310 2978 9333 2984 9331 2985 9325
2989 9323 2997 9327 3002 9327 3005 9330
3026 9329 3008 9269 3006 9269 3004 9272
3004 9268 2958 9262
TIME...MOT...LOC 0353Z 167DEG 53KT 2971 9312 2954 9269
HAIL...<.75IN
WIND...60MPH
$$
Jones1 follow-up statement
873
WWUS54 KLCH 200418
SVSLCH
Severe Weather Statement
National Weather Service Lake Charles LA
1118 PM CDT Wed May 19 2021
LAC019-023-053-200430-
/O.CON.KLCH.SV.W.0092.000000T0000Z-210520T0430Z/
Cameron LA-Jefferson Davis LA-Calcasieu LA-
1118 PM CDT Wed May 19 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR NORTHEASTERN CAMERON...SOUTH CENTRAL JEFFERSON DAVIS AND
SOUTHEASTERN CALCASIEU PARISHES...
At 1117 PM CDT, severe thunderstorms were located along a line
extending from near Grand Lake to 10 miles south of Lowry, moving
north at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Lake Charles, Cameron, Westlake, Grand Lake, Lake Charles Regional
Airport, Lacassine National Wildlife Refuge, Hayes, Hacketts Corner,
Heberts Marina, Thornwell, Lowry, Sweet Lake, Gibbstown, Holmwood and
Bell City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2982 9305 2984 9313 2985 9324 2989 9323
2997 9327 3002 9327 3005 9330 3026 9329
3008 9269 3006 9269 3004 9272 3004 9268
2973 9268
TIME...MOT...LOC 0417Z 167DEG 53KT 3005 9321 2988 9278
HAIL...<.75IN
WIND...60MPH
$$
JonesThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 10:00 PM CDT | Flash Flood Warning | LCH | Cameron | 3 hr |
| May 19, 10:27 PM CDT | Special Marine Warning | LCH | 33 min | |
| May 19, 10:29 PM CDT | Special Marine Warning | LCH | 31 min | |
| May 19, 10:56 PM CDT | Special Marine Warning | LCH | 34 min | |
| May 19, 11:29 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 17 min |
| May 20, 3:55 AM CDT | Coastal Flood Advisory | LCH | Cameron | 18 hr |
| May 20, 9:27 AM CDT | River Flood Warning | LCH | Calcasieu, Cameron | 21 days |
| May 20, 4:04 PM CDT | Flash Flood Warning | LCH | Acadia, Allen, Jefferson Davis, Vermilion | 5 hr |
| May 20, 5:16 PM CDT | Flash Flood Warning | LCH | Beauregard, Calcasieu, Cameron, Jefferson Davis | 3 hr |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2021Every severe thunderstorm warning 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.