Alert archive / Texas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 8, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Mar 29, 2012, 6:26 PM CDT for 4 counties in Texas. It was in force for 64 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
- Mar 29, 2012, 6:26 PM CDT (23:26 UTC)
- Expired
- Mar 29, 2012, 7:30 PM CDT
- In force
- 64 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
Counties Brooks County, TX, Hidalgo County, TX, Kenedy County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 105 km from the middle of the area, began a volume at 23:26 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
Brownsville Intl, TX (KBRO), launched 12:00Z, 11.4 hours before the alert went out and 108 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
- 1455 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 665 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
719
WUUS54 KBRO 292326
SVRBRO
TXC047-215-261-489-300030-
/O.NEW.KBRO.SV.W.0008.120329T2326Z-120330T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
626 PM CDT THU MAR 29 2012
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BROOKS COUNTY IN DEEP SOUTH TEXAS.
NORTHERN HIDALGO COUNTY IN DEEP SOUTH TEXAS.
SOUTHWESTERN KENEDY COUNTY IN DEEP SOUTH TEXAS.
NORTHWESTERN WILLACY COUNTY IN DEEP SOUTH TEXAS.
* UNTIL 730 PM CDT
* AT 627 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL AND
DAMAGING 60 MPH WINDS...9 MILES NORTHWEST OF SAN MANUEL...MOVING
SOUTH AT 10 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
RACHAL.
PUERTO RICO.
SAN MANUEL.
LINN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE
INDOORS IMMEDIATELY. DO NOT USE ELECTRICAL APPLIANCES OR TELEPHONES.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. MOVE TO A PLACE OF SAFETY...AN INTERIOR ROOM IN THE LOWEST
FLOOR OF YOUR HOUSE OR BUSINESS.
THIS IS A DANGEROUS STORM! MOVE INTO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING...AWAY FROM WINDOWS. COVER YOUR HEAD WITH
PILLOWS OR CUSHIONS.
WIND GUSTS TO 60 MPH OR MORE WILL CAUSE SOME STRUCTURAL DAMAGE...
MAINLY TO TREES AND POWER LINES. POORLY ANCHORED ROOFS...MOBILE
HOMES...AND SHEDS ARE ALSO AT RISK.
QUARTER SIZE HAIL IS LIKELY. MOVE INDOORS IMMEDIATELY.
PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.
&&
LAT...LON 2660 9784 2655 9791 2652 9799 2658 9840
2703 9824 2706 9781
TIME...MOT...LOC 2327Z 011DEG 9KT 2668 9818
$$
612 follow-up statements
141
WWUS54 KBRO 292347
SVSBRO
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
647 PM CDT THU MAR 29 2012
TXC047-215-261-489-300030-
/O.CON.KBRO.SV.W.0008.000000T0000Z-120330T0030Z/
HIDALGO-BROOKS-WILLACY-KENEDY-
647 PM CDT THU MAR 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SOUTHWESTERN KENEDY...NORTHWESTERN WILLACY...SOUTHEASTERN BROOKS
AND NORTHERN HIDALGO COUNTIES...
AT 647 PM CDT NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM 9 MILES NORTHWEST OF SAN MANUEL...MOVING
SOUTHWEST AT 15 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
SAN MANUEL.
PUERTO RICO.
THE SEVERE THUNDERSTORM IS ALSO CAPABLE OF PRODUCING...
QUARTER SIZE HAIL.
60 MPH WIND GUSTS.
EXCESSIVE AND DEADLY CLOUD-TO-GROUND LIGHTNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS.
PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.
&&
LAT...LON 2660 9784 2655 9791 2652 9799 2658 9840
2703 9824 2706 9781
TIME...MOT...LOC 2347Z 039DEG 11KT 2664 9823
$$
61493
WWUS54 KBRO 300008
SVSBRO
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
708 PM CDT THU MAR 29 2012
TXC047-215-261-489-300030-
/O.CON.KBRO.SV.W.0008.000000T0000Z-120330T0030Z/
HIDALGO-BROOKS-WILLACY-KENEDY-
708 PM CDT THU MAR 29 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SOUTHWESTERN KENEDY...NORTHWESTERN WILLACY...SOUTHEASTERN BROOKS
AND NORTHERN HIDALGO COUNTIES...
AT 709 PM CDT NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM 10 MILES NORTHEAST OF MCCOOK...MOVING
SOUTHWEST AT 15 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
PUERTO RICO.
THE SEVERE THUNDERSTORM IS ALSO CAPABLE OF PRODUCING...
QUARTER SIZE HAIL.
60 MPH WIND GUSTS.
EXCESSIVE AND DEADLY CLOUD-TO-GROUND LIGHTNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM.
MOVE INTO A STURDY BUILDING IMMEDIATELY!
PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.
&&
LAT...LON 2660 9784 2655 9791 2652 9799 2658 9840
2674 9834 2678 9832 2679 9833 2688 9830
2693 9805
TIME...MOT...LOC 0009Z 039DEG 11KT 2659 9830
$$
61The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 3:31 PM CDT | Severe Thunderstorm Warning | BRO | Kenedy | 59 min |
| Mar 29, 4:18 PM CDT | Special Marine Warning | BRO | 87 min | |
| Mar 29, 4:29 PM CDT | Severe Thunderstorm Warning | BRO | Kenedy | 61 min |
| Mar 29, 4:37 PM CDT | Areal Flood Advisory | BRO | Kenedy | 113 min |
| Mar 29, 5:34 PM CDT | Severe Thunderstorm Warning | BRO | Brooks, Hidalgo, Kenedy, Willacy | 56 min |
| Mar 29, 5:55 PM CDT | Tornado Warning | BRO | Kenedy | 35 min |
| Mar 29, 6:02 PM CDT | Tornado Warning | BRO | Willacy | 28 min |
| Mar 29, 6:13 PM CDT | Areal Flood Advisory | BRO | Brooks, Hidalgo, Kenedy | 2 hr |
| Mar 29, 6:29 PM CDT | Severe Thunderstorm Warning | BRO | Kenedy, Willacy | 61 min |
| Mar 29, 6:59 PM CDT | Areal Flood Advisory | BRO | Brooks, Hidalgo, Kenedy, Starr | 2 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2012Every severe thunderstorm warning 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.