Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 59, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 23, 2021, 9:00 PM CDT for Avoyelles Parish, Rapides Parish, Louisiana. It was in force for 60 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
- Apr 23, 2021, 9:00 PM CDT (02:00 UTC)
- Expired
- Apr 23, 2021, 10:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Avoyelles Parish, LA, Rapides Parish, LA
The radar
The Ft Polk radar (KPOE), 93 km from the middle of the area, began a volume at 02:02 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 23, 2:00 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 23, 8:30 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 2.0 hours before the alert went out and 170 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
- 865 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 87 kt
- 0-1 km storm-relative helicity
- 383 m²/s²
- 0-3 km storm-relative helicity
- 442 m²/s²
- Significant tornado parameter
- 2.4
- Supercell composite
- 10.3
The text
As transmitted.
361
WUUS54 KLCH 240200
SVRLCH
LAC009-079-240300-
/O.NEW.KLCH.SV.W.0059.210424T0200Z-210424T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
900 PM CDT Fri Apr 23 2021
The National Weather Service in Lake Charles has issued a
* Severe Thunderstorm Warning for...
East central Rapides Parish in central Louisiana...
Northern Avoyelles Parish in central Louisiana...
* Until 1000 PM CDT.
* At 859 PM CDT, a severe thunderstorm was located near Alexandria,
moving east at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Alexandria, Pineville, Marksville, Bordelonville, Effie, Lecompte,
Deville, Echo, Brouillette, Lake Ophelia National Wildlife Refuge,
Poland, Kolin, Centerpoint, Ruby and Woodworth.
This includes Interstate 49 between mile markers 67 and 85.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for central
Louisiana.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado, go at once into a
small central room in a sturdy structure.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3136 9208 3133 9208 3134 9203 3132 9200
3130 9200 3128 9202 3127 9199 3122 9199
3125 9196 3122 9194 3123 9192 3127 9195
3130 9191 3118 9168 3114 9172 3110 9170
3109 9172 3107 9253 3128 9257 3140 9213
TIME...MOT...LOC 0159Z 254DEG 33KT 3120 9243
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
132 follow-up statements
257
WWUS54 KLCH 240218
SVSLCH
Severe Weather Statement
National Weather Service Lake Charles LA
918 PM CDT Fri Apr 23 2021
LAC009-079-240300-
/O.CON.KLCH.SV.W.0059.000000T0000Z-210424T0300Z/
Rapides LA-Avoyelles LA-
918 PM CDT Fri Apr 23 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR EAST CENTRAL RAPIDES AND NORTHERN AVOYELLES PARISHES...
At 918 PM CDT, a severe thunderstorm was located over Centerpoint, or
near Effie, moving east at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Marksville, Bordelonville, Effie, Deville, Echo, Brouillette, Poland,
Kolin, Centerpoint, Lake Ophelia National Wildlife Refuge and Ruby.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for central
Louisiana.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into a
small central room in a sturdy structure.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3136 9208 3133 9208 3134 9203 3132 9200
3130 9200 3128 9202 3127 9199 3122 9199
3125 9196 3122 9194 3123 9192 3127 9195
3130 9191 3118 9168 3114 9172 3110 9170
3109 9172 3107 9233 3134 9235 3140 9213
TIME...MOT...LOC 0218Z 254DEG 33KT 3125 9223
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
Stigger/87938
WWUS54 KLCH 240239
SVSLCH
Severe Weather Statement
National Weather Service Lake Charles LA
939 PM CDT Fri Apr 23 2021
LAC079-240249-
/O.CAN.KLCH.SV.W.0059.000000T0000Z-210424T0300Z/
Rapides LA-
939 PM CDT Fri Apr 23 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL RAPIDES PARISH IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 400 AM CDT for central
Louisiana.
LAT...LON 3132 9200 3128 9202 3127 9199 3126 9200
3125 9199 3124 9200 3122 9199 3125 9196
3122 9194 3123 9192 3127 9195 3130 9191
3123 9179 3118 9168 3117 9217 3131 9218
3130 9214 3134 9209 3133 9208 3134 9203
TIME...MOT...LOC 0239Z 252DEG 31KT 3129 9204
$$
LAC009-240300-
/O.CON.KLCH.SV.W.0059.000000T0000Z-210424T0300Z/
Avoyelles LA-
939 PM CDT Fri Apr 23 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR NORTHERN AVOYELLES PARISH...
At 939 PM CDT, a severe thunderstorm was located near Brouillette, or
8 miles northeast of Effie, moving east at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Effie, Brouillette and Lake Ophelia National Wildlife Refuge.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for central
Louisiana.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into a
small central room in a sturdy structure.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3132 9200 3128 9202 3127 9199 3126 9200
3125 9199 3124 9200 3122 9199 3125 9196
3122 9194 3123 9192 3127 9195 3130 9191
3123 9179 3118 9168 3117 9217 3131 9218
3130 9214 3134 9209 3133 9208 3134 9203
TIME...MOT...LOC 0239Z 252DEG 31KT 3129 9204
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
13The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 7:15 PM CDT | Severe Thunderstorm Warning | LCH | Vernon | 60 min |
| Apr 23, 7:35 PM CDT | Tornado Warning | LCH | Vernon | 25 min |
| Apr 23, 7:45 PM CDT | Severe Thunderstorm Warning | LCH | Beauregard | 22 min |
| Apr 23, 7:57 PM CDT | Tornado Warning | LCH | Beauregard | 33 min |
| Apr 23, 8:00 PM CDT | Severe Thunderstorm Warning | LCH | Rapides, Vernon | 60 min |
| Apr 23, 8:25 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles, Rapides | 1 min |
| Apr 23, 8:26 PM CDT | Tornado Warning | LCH | Rapides, Vernon | 34 min |
| Apr 23, 8:29 PM CDT | Tornado Warning | LCH | Beauregard | 31 min |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Allen | 21 days |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Allen, Rapides | 21 days |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Acadia, Evangeline, Saint Landry | 40 hr |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Allen, Beauregard | 5 days |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Allen, Beauregard | 4 days |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Acadia, Allen, Evangeline, Jefferson Davis | 21 days |
| Apr 23, 8:51 PM CDT | River Flood Warning | LCH | Allen, Calcasieu, Jefferson Davis | 21 days |
| Apr 23, 9:00 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Evangeline, Rapides, Vernon | 14 min |
| Apr 23, 9:34 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Rapides | 26 min |
| Apr 23, 9:43 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Vernon | 13 min |
| Apr 23, 9:57 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Evangeline | 33 min |
| Apr 23, 10:19 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles, Evangeline, Rapides, Saint Landry | 41 min |
| Apr 23, 10:58 PM CDT | Severe Thunderstorm Warning | LCH | Avoyelles, Evangeline, Saint Landry | 46 min |
| Apr 23, 11:01 PM CDT | Special Weather Statement | LCH | Jefferson Davis | 44 min |
| Apr 23, 11:12 PM CDT | Special Weather Statement | LCH | Beauregard | 33 min |
| Apr 23, 11:28 PM CDT | Special Weather Statement | LCH | Cameron | 17 min |
| Apr 23, 11:41 PM CDT | Special Weather Statement | LCH | Acadia | 34 min |
| Apr 23, 11:50 PM CDT | Special Weather Statement | LCH | Cameron, Jefferson Davis | 25 min |
| Apr 24, 12:29 AM CDT | Special Marine Warning | LCH | 61 min | |
| Apr 24, 12:36 AM CDT | Special Weather Statement | LCH | Acadia, Lafayette, Saint Landry | 54 min |
| Apr 24, 1:26 AM CDT | Special Marine Warning | LCH | 64 min | |
| Apr 24, 1:31 AM CDT | Special Weather Statement | LCH | Cameron, Vermilion | 44 min |
| Apr 24, 1:59 AM CDT | Severe Thunderstorm Warning | LCH | Cameron, Iberia, Lafayette, Saint Martin, St. Mary, Vermilion | 61 min |
| Apr 24, 2:00 AM CDT | Special Marine Warning | LCH | 60 min | |
| Apr 24, 2:26 AM CDT | Special Marine Warning | LCH | 64 min | |
| Apr 24, 2:52 AM CDT | Severe Thunderstorm Warning | LCH | Iberia, Saint Martin, St. Mary | 53 min |
| Apr 24, 2:54 AM CDT | Special Marine Warning | LCH | 36 min | |
| Apr 24, 2:58 AM CDT | River Flood Warning | LCH | Lafayette, Saint Martin, Vermilion | 58 hr |
| Apr 24, 2:58 AM CDT | River Flood Warning | LCH | Acadia, Jefferson Davis, Vermilion | 21 days |
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.