Alert archive / Texas / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 49, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 26, 2011, 12:35 AM CDT for Jasper County, Tyler County, Texas. It was in force for 55 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
- Apr 26, 2011, 12:35 AM CDT (05:35 UTC)
- Expired
- Apr 26, 2011, 1:30 AM CDT
- In force
- 55 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
Counties Jasper County, TX, Tyler County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 25, 10:47 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 5.6 hours before the alert went out and 136 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
- 2759 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 581 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 8.4
The text
As transmitted, in the capitals the NWS used until 2016.
722 WUUS54 KLCH 260535 SVRLCH TXC241-457-260630- /O.NEW.KLCH.SV.W.0049.110426T0535Z-110426T0630Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 1235 AM CDT TUE APR 26 2011 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN JASPER COUNTY IN SOUTHEAST TEXAS... THIS INCLUDES...KIRBYVILLE...JASPER... CENTRAL TYLER COUNTY IN SOUTHEAST TEXAS... THIS INCLUDES...WOODVILLE...TOWN BLUFF...COLMESNEIL...CHESTER... * UNTIL 130 AM CDT * AT 1235 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING PING PONG SIZE HAIL... AND DAMAGING WINDS IN EXCESS OF 60 MPH...8 MILES WEST OF CHESTER... MOVING EAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... CHESTER BY 1245 AM CDT... COLMESNEIL AND WOODVILLE BY 105 AM CDT... TOWN BLUFF BY 130 AM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND HEAVY RAIN. STAY INDOORS... AWAY FROM WINDOWS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA AND SOUTHEAST TEXAS. && PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE AT 337-477-5285 EXTENSION 1. LAT...LON 3099 9466 3099 9388 3061 9389 3071 9460 TIME...MOT...LOC 0535Z 278DEG 31KT 3089 9472 $$ 24
1 follow-up statement
704 WWUS54 KLCH 260603 SVSLCH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 103 AM CDT TUE APR 26 2011 TXC241-457-260630- /O.CON.KLCH.SV.W.0049.000000T0000Z-110426T0630Z/ JASPER TX-TYLER TX- 103 AM CDT TUE APR 26 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 AM CDT FOR CENTRAL TYLER AND NORTHERN JASPER COUNTIES... AT 101 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR COLMESNEIL..MOVING EAST AT 35 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... TOWN BLUFF AND 9 MILES NORTH OF SPURGER BY 130 AM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT TUESDAY MORNING FOR SOUTHWESTERN LOUISIANA AND SOUTHEAST TEXAS. && LAT...LON 3099 9466 3099 9388 3061 9389 3071 9460 TIME...MOT...LOC 0603Z 278DEG 31KT 3085 9444 $$ 24
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 10:30 PM CDT | Severe Thunderstorm Warning | LCH | Jasper, Tyler | 60 min |
| Apr 25, 11:08 PM CDT | Wind Advisory | LCH | Hardin, Tyler | 41 hr |
| Apr 25, 11:20 PM CDT | Tornado Warning | LCH | Jasper | 25 min |
| Apr 25, 11:28 PM CDT | Severe Thunderstorm Warning | LCH | Jasper, Newton, Tyler | 62 min |
| Apr 25, 11:43 PM CDT | Tornado Warning | LCH | Jasper, Newton | 32 min |
| Apr 26, 12:14 AM CDT | Tornado Warning | LCH | Newton | 31 min |
| Apr 26, 12:43 AM CDT | Tornado Warning | LCH | Newton | 47 min |
| Apr 26, 1:13 AM CDT | Severe Thunderstorm Warning | LCH | Hardin, Jasper, Tyler | 62 min |
| Apr 26, 2:06 AM CDT | Severe Thunderstorm Warning | LCH | Jasper, Newton | 24 min |
| Apr 26, 2:23 AM CDT | Severe Thunderstorm Warning | LCH | Hardin, Jasper, Tyler | 52 min |
| Apr 26, 2:56 AM CDT | Tornado Warning | LCH | Hardin | 34 min |
| Apr 26, 3:15 AM CDT | Special Weather Statement | LCH | Newton | 45 min |
| Apr 26, 3:17 AM CDT | Severe Thunderstorm Warning | LCH | Hardin, Jasper, Jefferson, Newton, Orange | 58 min |
| Apr 26, 4:09 AM CDT | Severe Thunderstorm Warning | LCH | Orange | 66 min |
| Apr 26, 4:33 AM CDT | Special Weather Statement | LCH | Orange | 57 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2011Every severe thunderstorm warning 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.