Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 119, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Oct 27, 2021, 3:30 PM CDT for 4 parishes in 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
- Oct 27, 2021, 3:30 PM CDT (20:30 UTC)
- Expired
- Oct 27, 2021, 4:30 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 Iberia Parish, LA, Saint Martin Parish, LA, St. Mary Parish, LA, Vermilion Parish, LA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 27, 7:55 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.5 hours before the alert went out and 157 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
- 1422 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 604 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 255 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 7.1
The text
As transmitted.
554
WUUS54 KLCH 272030
SVRLCH
LAC045-099-101-113-272130-
/O.NEW.KLCH.SV.W.0119.211027T2030Z-211027T2130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
330 PM CDT Wed Oct 27 2021
The National Weather Service in Lake Charles has issued a
* Severe Thunderstorm Warning for...
Iberia Parish in south central Louisiana...
St. Mary Parish in south central Louisiana...
Southeastern Vermilion Parish in southwestern Louisiana...
Central St. Martin Parish in south central Louisiana...
* Until 430 PM CDT.
* At 330 PM CDT, severe thunderstorms were located along a line
extending from near New Roads to near Catahoula to 13 miles east of
Freshwater City, moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
New Iberia, Morgan City, Catahoula, Franklin, Patterson,
Jeanerette, Berwick, Burns Point, Belle River, Bayou Vista,
Cypremort Point, Stephensville, Avery Island, Baldwin, Loreauville,
Ellerslie, Patterson Memorial Airport, Butte La Rose, Lydia and
Sorrel.
This includes Interstate 10 in Louisiana near mile marker 127.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 PM CDT for south central
and southwestern Louisiana.
For your protection move to an interior room on the lowest floor of a
building.
A Tornado Watch remains in effect until 400 PM CDT for south central
and southwestern Louisiana.
&&
LAT...LON 2942 9147 2955 9141 2953 9153 2941 9149
2964 9157 2948 9182 2957 9203 2982 9182
2983 9183 2983 9197 2962 9209 2961 9201
2957 9218 2958 9219 3038 9163 3010 9146
3004 9122 2992 9123 2980 9109 2963 9108
TIME...MOT...LOC 2030Z 276DEG 28KT 3068 9136 3019 9161 2960 9210
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Brazzell1 follow-up statement
702
WWUS54 KLCH 272048
SVSLCH
Severe Weather Statement
National Weather Service Lake Charles LA
348 PM CDT Wed Oct 27 2021
LAC113-272057-
/O.CAN.KLCH.SV.W.0119.000000T0000Z-211027T2130Z/
Vermilion LA-
348 PM CDT Wed Oct 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN VERMILION PARISH
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 500 PM CDT for south central
Louisiana.
LAT...LON 2949 9134 2953 9153 2954 9153 2964 9157
2958 9176 2975 9160 2976 9162 2975 9174
2975 9175 2970 9186 2954 9173 2948 9182
2957 9203 2973 9186 3025 9158 3010 9146
3004 9122 2963 9108
TIME...MOT...LOC 2047Z 276DEG 28KT 3067 9121 3018 9146 2959 9195
$$
LAC045-099-101-272130-
/O.CON.KLCH.SV.W.0119.000000T0000Z-211027T2130Z/
Iberia LA-St. Mary LA-St. Martin LA-
348 PM CDT Wed Oct 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CDT
FOR CENTRAL IBERIA...ST. MARY AND SOUTHEASTERN ST. MARTIN PARISHES...
At 347 PM CDT, severe thunderstorms were located along a line
extending from near Zachary to 7 miles west of Bayou Sorrel to 11
miles southwest of Cypremort Point, moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Morgan City, Franklin, Patterson, Jeanerette, Berwick, Bayou Vista,
Cypremort Point, Stephensville, Burns Point, Belle River, Baldwin,
Ellerslie, Patterson Memorial Airport, Glencoe, Sorrel, Cote Blanche
Island, Amelia, Lake Fausse Pointe, Charenton and Pierre Part.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 500 PM CDT for south central
Louisiana.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2949 9134 2953 9153 2954 9153 2964 9157
2958 9176 2975 9160 2976 9162 2975 9174
2975 9175 2970 9186 2954 9173 2948 9182
2957 9203 2973 9186 3025 9158 3010 9146
3004 9122 2963 9108
TIME...MOT...LOC 2047Z 276DEG 28KT 3067 9121 3018 9146 2959 9195
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BrazzellThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 27, 7:22 AM CDT | Special Marine Warning | LCH | 38 min | |
| Oct 27, 8:01 AM CDT | Special Marine Warning | LCH | 25 min | |
| Oct 27, 9:21 AM CDT | Tornado Warning | LCH | Calcasieu | 24 min |
| Oct 27, 9:41 AM CDT | Tornado Warning | LCH | Calcasieu | 34 min |
| Oct 27, 10:09 AM CDT | Tornado Warning | LCH | Beauregard, Calcasieu | 36 min |
| Oct 27, 10:39 AM CDT | Tornado Warning | LCH | Beauregard | 36 min |
| Oct 27, 11:04 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 26 min |
| Oct 27, 11:13 AM CDT | Special Marine Warning | LCH | 47 min | |
| Oct 27, 11:14 AM CDT | Severe Thunderstorm Warning | LCH | Cameron | 31 min |
| Oct 27, 11:19 AM CDT | Severe Thunderstorm Warning | LCH | Rapides | 26 min |
| Oct 27, 11:30 AM CDT | Severe Thunderstorm Warning | LCH | Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 3 more | 60 min |
| Oct 27, 11:33 AM CDT | Special Marine Warning | LCH | 57 min | |
| Oct 27, 11:46 AM CDT | Tornado Warning | LCH | Beauregard, Calcasieu | 17 min |
| Oct 27, 11:53 AM CDT | Tornado Warning | LCH | Calcasieu | 37 min |
| Oct 27, 11:55 AM CDT | Tornado Warning | LCH | Calcasieu, Cameron | 35 min |
| Oct 27, 12:27 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 4 more | 63 min |
| Oct 27, 12:31 PM CDT | Tornado Warning | LCH | Allen, Beauregard, Vernon | 17 min |
| Oct 27, 12:35 PM CDT | Special Marine Warning | LCH | 55 min | |
| Oct 27, 12:56 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Evangeline, Rapides, Vernon | 34 min |
| Oct 27, 1:26 PM CDT | Severe Thunderstorm Warning | LCH | Allen, Avoyelles, Evangeline, Rapides, Saint Landry | 34 min |
| Oct 27, 1:30 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Cameron, Evangeline, Iberia, Lafayette, Saint Landry and 3 more | 60 min |
| Oct 27, 1:31 PM CDT | Special Marine Warning | LCH | 59 min | |
| Oct 27, 1:56 PM CDT | Special Weather Statement | LCH | Avoyelles | 34 min |
| Oct 27, 2:06 PM CDT | Tornado Warning | LCH | Cameron, Vermilion | 10 min |
| Oct 27, 2:22 PM CDT | Special Marine Warning | LCH | 53 min | |
| Oct 27, 2:24 PM CDT | Severe Thunderstorm Warning | LCH | Iberia, Lafayette, Saint Landry, Saint Martin, Vermilion | 66 min |
| Oct 27, 4:00 PM CDT | Special Marine Warning | LCH | 60 min | |
| Oct 27, 4:29 PM CDT | Severe Thunderstorm Warning | LCH | Iberia, Saint Martin, St. Mary | 61 min |
| Oct 27, 5:00 PM CDT | Special Marine Warning | LCH | 39 min |
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.