Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 41, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 14, 2021, 9:00 AM CDT for Calcasieu Parish, Cameron Parish, Jefferson Davis Parish, Louisiana. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 14, 2021, 9:00 AM CDT (14:00 UTC)
- Expired
- Apr 14, 2021, 9:45 AM CDT
- In force
- 45 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Calcasieu Parish, LA, Cameron Parish, LA, Jefferson Davis Parish, LA
The radar
The Lake Charles radar (KLCH), 23 km from the middle of the area, began a volume at 14:02 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 9:00 AM CDT | HAIL 1 | 3 Ene Grand Lake, LA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 2.0 hours before the alert went out and 21 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
- 950 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 999 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 169 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted.
276
WUUS54 KLCH 141400
SVRLCH
LAC019-023-053-141445-
/O.NEW.KLCH.SV.W.0041.210414T1400Z-210414T1445Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Lake Charles LA
900 AM CDT Wed Apr 14 2021
The National Weather Service in Lake Charles has issued a
* Severe Thunderstorm Warning for...
Northeastern Cameron Parish in southwestern Louisiana...
Southeastern Jefferson Davis Parish in southwestern Louisiana...
Southeastern Calcasieu Parish in southwestern Louisiana...
* Until 945 AM CDT.
* At 900 AM CDT, a severe thunderstorm was located near Sweet Lake,
or near Grand Lake, moving east at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Grand Lake, Lacassine National Wildlife Refuge, Hayes, Thornwell,
Hacketts Corner, Lowry, Heberts Marina, 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.
&&
LAT...LON 2995 9326 2997 9327 3002 9327 3005 9329
3012 9325 3014 9270 3004 9271 3004 9272
3003 9271 2982 9273
TIME...MOT...LOC 1400Z 273DEG 31KT 3003 9317
HAIL...1.00IN
WIND...<50MPH
$$
25The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 7:10 PM CDT | Severe Thunderstorm Warning | LCH | Saint Martin, St. Mary | 20 min |
| Apr 13, 8:30 PM CDT | Small Craft Advisory | LCH | 15 hr | |
| Apr 13, 9:58 PM CDT | River Flood Warning | LCH | Acadia, Evangeline, Saint Landry | 7 days |
| Apr 14, 1:29 AM CDT | Coastal Flood Watch | LCH | Cameron | 4 hr |
| Apr 14, 4:42 AM CDT | Special Weather Statement | LCH | Acadia, Jefferson Davis | 33 min |
| Apr 14, 5:43 AM CDT | Coastal Flood Warning | LCH | Cameron | 5 hr |
| Apr 14, 6:28 AM CDT | Severe Thunderstorm Warning | LCH | Beauregard, Vernon | 47 min |
| Apr 14, 7:00 AM CDT | Severe Thunderstorm Warning | LCH | Acadia, Lafayette, Saint Landry, Saint Martin | 30 min |
| Apr 14, 7:11 AM CDT | Special Weather Statement | LCH | Beauregard | 64 min |
| Apr 14, 7:16 AM CDT | Special Weather Statement | LCH | Avoyelles | 29 min |
| Apr 14, 7:36 AM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 54 min |
| Apr 14, 7:52 AM CDT | Special Weather Statement | LCH | Saint Landry | 23 min |
| Apr 14, 7:57 AM CDT | Severe Thunderstorm Warning | LCH | Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis | 63 min |
| Apr 14, 8:14 AM CDT | Special Weather Statement | LCH | St. Mary | 31 min |
| Apr 14, 8:32 AM CDT | Severe Thunderstorm Warning | LCH | Saint Martin, St. Mary | 32 min |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Lafayette, Saint Martin, Vermilion | 6 days |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Calcasieu | 6 days |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Lafayette, Saint Landry, Saint Martin | 36 hr |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Acadia, Jefferson Davis, Vermilion | 21 days |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Rapides | 21 days |
| Apr 14, 9:34 AM CDT | River Flood Warning | LCH | Acadia, Allen, Evangeline, Jefferson Davis | 21 days |
| Apr 14, 9:42 AM CDT | Special Weather Statement | LCH | Vermilion | 48 min |
| Apr 14, 9:49 AM CDT | Special Weather Statement | LCH | Vermilion | 41 min |
| Apr 14, 10:36 AM CDT | Special Weather Statement | LCH | Vermilion | 24 min |
| Apr 14, 11:07 AM CDT | Special Marine Warning | LCH | 53 min | |
| Apr 14, 4:30 PM CDT | Special Weather Statement | LCH | Calcasieu | 45 min |
| Apr 14, 4:40 PM CDT | River Flood Warning | LCH | Beauregard, Calcasieu | 38 hr |
| Apr 14, 4:40 PM CDT | River Flood Warning | LCH | Calcasieu | 8 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.