Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 56, NWS Lake Charles, LA
NWS Lake Charles, LA issued this tornado warning at May 11, 2012, 6:16 AM CDT for Cameron Parish, Louisiana. It was in force for 29 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 11, 2012, 6:16 AM CDT (11:16 UTC)
- Expired
- May 11, 2012, 6:45 AM CDT
- In force
- 29 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
County Cameron Parish, LA
The radar
The Lake Charles radar (KLCH), 34 km from the middle of the area, began a volume at 11:19 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, 11.3 hours before the alert went out and 34 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1766 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
173
WFUS54 KLCH 111116
TORLCH
LAC023-111145-
/O.NEW.KLCH.TO.W.0056.120511T1116Z-120511T1145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
616 AM CDT FRI MAY 11 2012
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL CAMERON PARISH IN SOUTHWEST LOUISIANA...
THIS INCLUDES CAMERON...
* UNTIL 645 AM CDT
* AT 610 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
SOUTHWEST OF CAMERON...MOVING NORTHEAST AT 25 MPH.
* THE TORNADO WILL BE NEAR...
CAMERON BY 630 AM 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 2976 9347 2993 9344 2992 9333 2985 9333
2984 9330 2986 9325 2990 9324 2988 9304
2975 9315 2977 9323 2977 9331 2975 9335
TIME...MOT...LOC 1116Z 208DEG 21KT 2973 9334
$$
211 follow-up statement
704
WWUS54 KLCH 111135
SVSLCH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
635 AM CDT FRI MAY 11 2012
LAC023-111145-
/O.CON.KLCH.TO.W.0056.000000T0000Z-120511T1145Z/
CAMERON LA-
635 AM CDT FRI MAY 11 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 AM CDT FOR CENTRAL
CAMERON PARISH...
AT 633 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO ON RADAR. THIS RADAR INDICATED TORNADO WAS LOCATED NEAR
CAMERON..MOVING NORTHEAST AT 25 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
NATIONAL WEATHER SERVICE RADAR INDICATES A TORNADO MAY FORM AT ANY
TIME. TAKE COVER NOW! ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR AWAY FROM WINDOWS.
&&
LAT...LON 2976 9347 2993 9344 2992 9333 2985 9333
2984 9330 2986 9325 2990 9324 2988 9304
2975 9315 2977 9323 2977 9331 2975 9335
TIME...MOT...LOC 1135Z 208DEG 21KT 2983 9328
$$
JTThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 3:07 AM CDT | Special Marine Warning | LCH | 113 min | |
| May 11, 5:32 AM CDT | Special Marine Warning | LCH | 118 min | |
| May 11, 5:44 AM CDT | Special Marine Warning | LCH | 2 hr | |
| May 11, 6:01 AM CDT | Special Marine Warning | LCH | 59 min | |
| May 11, 7:04 AM CDT | Special Marine Warning | LCH | 116 min | |
| May 11, 8:24 AM CDT | Special Marine Warning | LCH | 36 min | |
| May 11, 8:58 AM CDT | Special Marine Warning | LCH | 2 hr | |
| May 11, 9:08 AM CDT | Special Weather Statement | LCH | Beauregard, Calcasieu | 52 min |
| May 11, 10:02 AM CDT | Special Weather Statement | LCH | Allen, Beauregard, Calcasieu, Jefferson Davis, Vernon | 58 min |
Nearby
Tornado Warnings in Louisiana, 2012Every tornado warning in 2012Tornadoes in 2012
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.