Alert archive / Louisiana / Tornado Warnings in 2011
Tornado Warning 18, NWS Lake Charles, LA
NWS Lake Charles, LA issued this tornado warning at Jun 9, 2011, 1:27 PM CDT for Acadia Parish, Lafayette Parish, Vermilion Parish, Louisiana. It was in force for 33 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
- Jun 9, 2011, 1:27 PM CDT (18:27 UTC)
- Expired
- Jun 9, 2011, 2:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
Counties Acadia Parish, LA, Lafayette Parish, LA, Vermilion Parish, LA
The radar
The Lake Charles radar (KLCH), 89 km from the middle of the area, began a volume at 18:27 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 12:00Z, 6.5 hours before the alert went out and 88 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
- 2461 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -72 m²/s²
- 0-3 km storm-relative helicity
- -48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
187 WFUS54 KLCH 091827 TORLCH LAC001-055-113-091900- /O.NEW.KLCH.TO.W.0018.110609T1827Z-110609T1900Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 127 PM CDT THU JUN 9 2011 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * TORNADO WARNING FOR... WEST CENTRAL LAFAYETTE PARISH IN SOUTH CENTRAL LOUISIANA... SOUTH CENTRAL ACADIA PARISH IN SOUTHWEST LOUISIANA... NORTH CENTRAL VERMILION PARISH IN SOUTHWEST LOUISIANA... THIS INCLUDES KAPLAN... * UNTIL 200 PM CDT * AT 122 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR INDIAN BAYOU...MOVING WEST AT 10 MPH. * THE TORNADO WILL BE NEAR... INDIAN BAYOU BY 140 PM CDT... KAPLAN BY 155 PM CDT... LYONS POINT BY 200 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... NATIONAL WEATHER SERVICE RADAR INDICATES A TORNADO MAY FORM AT ANY TIME. TAKE COVER NOW! ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR AWAY FROM WINDOWS. && PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE AT 337-477-5285 EXTENSION 1. LAT...LON 2999 9242 3022 9240 3017 9209 2999 9211 TIME...MOT...LOC 1827Z 094DEG 8KT 3009 9221 $$ 13
1 follow-up statement
594 WWUS54 KLCH 091853 SVSLCH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 153 PM CDT THU JUN 9 2011 LAC001-055-113-091902- /O.EXP.KLCH.TO.W.0018.000000T0000Z-110609T1900Z/ LAFAYETTE LA-VERMILION LA-ACADIA LA- 153 PM CDT THU JUN 9 2011 ...THE TORNADO WARNING FOR SOUTH CENTRAL ACADIA...NORTH CENTRAL VERMILION AND WEST CENTRAL LAFAYETTE PARISHES WILL BE ALLOWED EXPIRE AT 200 PM CDT... THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED...AND IS NO LONGER CAPABLE OF PRODUCING A TORNADO. LAT...LON 2999 9242 3022 9240 3017 9209 2999 9211 TIME...MOT...LOC 1852Z 094DEG 8KT 3009 9227 $$ 13
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 11:51 AM CDT | Special Weather Statement | LCH | Evangeline | 54 min |
| Jun 9, 12:40 PM CDT | Special Weather Statement | LCH | Lafayette | 50 min |
| Jun 9, 1:01 PM CDT | Special Weather Statement | LCH | Acadia | 44 min |
| Jun 9, 3:03 PM CDT | Special Weather Statement | LCH | Beauregard | 42 min |
| Jun 9, 3:26 PM CDT | Special Weather Statement | LCH | Beauregard | 49 min |
Nearby
Tornado Warnings in Louisiana, 2011Every tornado warning in 2011Tornadoes in 2011
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.