Alert archive / Texas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 3, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Mar 8, 2012, 10:08 PM CST for Jim Hogg County, Texas. It was in force for 52 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 8, 2012, 10:08 PM CST (04:08 UTC)
- Expired
- Mar 8, 2012, 11:00 PM CST
- In force
- 52 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
County Jim Hogg County, TX
The radar
The Corpus Christi radar (KCRP), 136 km from the middle of the area, began a volume at 04:11 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 8, 8:58 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 4.1 hours before the alert went out and 150 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
- 1750 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 661 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 5.3
The text
As transmitted, in the capitals the NWS used until 2016.
626
WUUS54 KBRO 090408
SVRBRO
TXC247-090500-
/O.NEW.KBRO.SV.W.0003.120309T0408Z-120309T0500Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1008 PM CST THU MAR 8 2012
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN JIM HOGG COUNTY IN DEEP SOUTH TEXAS.
* UNTIL 1100 PM CST
* AT 1008 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL...17
MILES NORTHWEST OF HEBBRONVILLE...MOVING SOUTHEAST AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
THOMPSONVILLE BY 1040 PM CST.
HEBBRONVILLE BY 1050 PM CST.
SOUTH FORK ESTATES BY 1055 PM CST.
RANDADO BY 1100 PM CST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS CONTAIN WIND GUSTS OF 60 MPH OR HIGHER...AND
HAIL THE SIZE OF QUARTERS OR LARGER. MOVE TO A PLACE OF SAFETY.
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 2727 9853 2708 9888 2722 9896 2727 9895
2727 9880 2735 9880 2736 9880 2736 9866
TIME...MOT...LOC 0408Z 315DEG 18KT 2742 9892
$$
641 follow-up statement
831
WWUS54 KBRO 090444
SVSBRO
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1044 PM CST THU MAR 8 2012
TXC247-090500-
/O.CON.KBRO.SV.W.0003.000000T0000Z-120309T0500Z/
JIM HOGG-
1044 PM CST THU MAR 8 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CST
FOR NORTHWESTERN JIM HOGG COUNTY...
THE SEVERE THUNDERSTORM WILL BE NEAR...
THOMPSONVILLE.
HEBBRONVILLE.
SOUTH FORK ESTATES.
THE SEVERE THUNDERSTORM IS ALSO CAPABLE OF PRODUCING...
QUARTER SIZE HAIL.
60 MPH WIND GUSTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE STORM HAS A HISTORY OF PRODUCING QUARTER SIZE HAIL IN EASTERN
WEBB COUNTY.
PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.
&&
LAT...LON 2727 9853 2708 9888 2722 9896 2727 9895
2727 9880 2735 9880 2736 9880 2736 9866
TIME...MOT...LOC 0443Z 315DEG 18KT 2730 9878
$$The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 9:04 PM CST | Small Craft Advisory | BRO | 27 hr | |
| Mar 8, 9:04 PM CST | Small Craft Advisory for Winds | BRO | 15 hr | |
| Mar 8, 10:57 PM CST | Severe Thunderstorm Warning | BRO | Jim Hogg | 17 min |
| Mar 9, 3:41 PM CST | Small Craft Advisory for Winds | BRO | 5 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.