Alert archive / Louisiana / Tornado Warnings in 2011
Tornado Warning 31, NWS Lake Charles, LA
NWS Lake Charles, LA issued this tornado warning at Nov 22, 2011, 9:30 AM CST for Avoyelles Parish, Evangeline Parish, Rapides Parish, Louisiana. It was in force for 30 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
- Nov 22, 2011, 9:30 AM CST (15:30 UTC)
- Expired
- Nov 22, 2011, 10:00 AM CST
- In force
- 30 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
Counties Avoyelles Parish, LA, Evangeline Parish, LA, Rapides Parish, LA
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 3.5 hours before the alert went out and 133 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
- 764 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 200 m²/s²
- 0-3 km storm-relative helicity
- 253 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 5.9
The text
As transmitted, in the capitals the NWS used until 2016.
466 WFUS54 KLCH 221530 TORLCH LAC009-039-079-221600- /O.NEW.KLCH.TO.W.0031.111122T1530Z-111122T1600Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 930 AM CST TUE NOV 22 2011 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * TORNADO WARNING FOR... WEST CENTRAL AVOYELLES PARISH IN CENTRAL LOUISIANA... THIS INCLUDES BUNKIE... NORTH CENTRAL EVANGELINE PARISH IN CENTRAL LOUISIANA... SOUTHEASTERN RAPIDES PARISH IN CENTRAL LOUISIANA... THIS INCLUDES...GLENMORA...CHENEYVILLE... * UNTIL 1000 AM CST * AT 927 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR GLENMORA... MOVING EAST AT 40 MPH. * THE TORNADO WILL BE NEAR... LECOMPTE BY 945 AM CST... CHENEYVILLE BY 955 AM CST... BUNKIE AND ECHO BY 1000 AM CST... 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 3116 9212 3089 9212 3094 9266 3112 9265 TIME...MOT...LOC 1530Z 273DEG 33KT 3103 9254 $$ 24
1 follow-up statement
723 WWUS54 KLCH 221559 SVSLCH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 959 AM CST TUE NOV 22 2011 LAC009-039-079-221609- /O.EXP.KLCH.TO.W.0031.000000T0000Z-111122T1600Z/ RAPIDES LA-EVANGELINE LA-AVOYELLES LA- 959 AM CST TUE NOV 22 2011 ...THE TORNADO WARNING FOR WEST CENTRAL AVOYELLES...NORTH CENTRAL EVANGELINE AND SOUTHEASTERN RAPIDES PARISHES WILL EXPIRE AT 1000 AM CST... LAT...LON 3116 9212 3089 9212 3094 9266 3112 9265 TIME...MOT...LOC 1559Z 273DEG 33KT 3102 9223 $$ 24
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 22, 8:31 AM CST | Tornado Warning | LCH | Vernon | 21 min |
| Nov 22, 5:49 PM CST | Small Craft Advisory | LCH | 10 hr |
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.