Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 12, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Jun 30, 2012, 6:26 PM CDT for Starr County, Zapata County, Texas. It was in force for 2 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 30, 2012, 6:26 PM CDT (23:26 UTC)
- Expired
- Jun 30, 2012, 8:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Starr County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 176 km from the middle of the area, began a volume at 23:29 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 7:43 PM CDT | FLASH FLOOD | 1 Ne Falcon Dam, TX | WATER OVER HIGHWAY 83 NEAR FALCON DRIVE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 12:00Z, 11.4 hours before the alert went out and 178 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
- 2903 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 784 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
424
WGUS54 KBRO 302326
FFWBRO
TXC427-505-010130-
/O.NEW.KBRO.FF.W.0012.120630T2326Z-120701T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
626 PM CDT SAT JUN 30 2012
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN STARR COUNTY IN DEEP SOUTH TEXAS...
THIS INCLUDES THE CITIES OF...LA ROSITA...ROMA...FALCON DAM...EL
SAUZ.
SOUTHEASTERN ZAPATA COUNTY IN DEEP SOUTH TEXAS...
THIS INCLUDES THE CITY OF FALCON.
* UNTIL 830 PM CDT
* AT 623 PM CDT...RADAR ESTIMATED THAT AS MUCH AS NINE INCHES OF
RAIN HAS FALLEN THIS AFTERNOON NEAR FALCON DAM. FOUR TO FIVE INCHES
IS ESTIMATED TO HAVE FALLEN BETWEEN EL SAUZ AND ALEJANDRENAS ALONG
THE HIGHWAY 83 CORRIDOR. HEAVY RAIN CONTINUES AND ANOTHER TWO TO
THREE INCHES OF RAIN IS POSSIBLE.
THIS IS A PARTICULARLY DANGEROUS SITUATION FOR THOSE NEAR FALCON
DAM...FALCON STATE PARK...FALCON HEIGHTS...AND THE HIGHWAY 83 AREA
NEAR THERE.
OTHER LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ALEJANDRENAS...ESCOBARES...FRONTON...LOPENO...LOS ALVAREZ...LOS
GARZAS...MORALES-SANCHEZ...NEW FALCON...NORTH ESCOBARES...ROMA CREEK
AND SALINENO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2685 9912 2679 9895 2653 9876 2636 9888
2635 9891 2638 9893 2636 9895 2639 9896
2639 9901 2641 9903 2639 9908 2643 9912
2649 9910 2652 9913 2654 9918 2661 9918
2667 9921 2680 9923
$$
JGG1 follow-up statement
052
WGUS74 KBRO 010126
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
826 PM CDT SAT JUN 30 2012
TXC427-505-010141-
/O.EXP.KBRO.FF.W.0012.000000T0000Z-120701T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STARR TX-ZAPATA TX-
826 PM CDT SAT JUN 30 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN ZAPATA
AND WESTERN STARR COUNTIES WILL BE ALLOWED TO EXPIRE AT 830 PM CDT...
AREAS OF STANDING HIGH WATER AND WATER ON A FEW AREA ROADWAYS
CONTINUES. THE WARNING HAS BEEN REPLACED BY A FLOOD ADVISORY
EFFECTIVE UNTIL 1030 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2685 9912 2679 9895 2653 9876 2636 9888
2635 9891 2638 9893 2636 9895 2639 9896
2639 9901 2641 9903 2639 9908 2643 9912
2649 9910 2652 9913 2654 9918 2661 9918
2667 9921 2680 9923
$$
JGGThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 10:00 PM CDT | Small Craft Advisory for Winds | BRO | 6 hr | |
| Jun 30, 11:48 AM CDT | Special Marine Warning | BRO | 57 min | |
| Jun 30, 12:42 PM CDT | Special Marine Warning | BRO | 48 min | |
| Jun 30, 2:09 PM CDT | Areal Flood Advisory | BRO | Cameron | 66 min |
| Jun 30, 2:26 PM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo | 94 min |
| Jun 30, 2:50 PM CDT | Flash Flood Warning | BRO | Zapata | 100 min |
| Jun 30, 3:51 PM CDT | Areal Flood Advisory | BRO | Cameron | 84 min |
| Jun 30, 3:54 PM CDT | Severe Thunderstorm Warning | BRO | Zapata | 22 min |
| Jun 30, 4:22 PM CDT | Areal Flood Advisory | BRO | Starr, Zapata | 113 min |
| Jun 30, 4:37 PM CDT | Flash Flood Warning | BRO | Cameron | 3 hr |
| Jun 30, 5:03 PM CDT | Flash Flood Warning | BRO | Starr, Zapata | 87 min |
| Jun 30, 5:40 PM CDT | Flash Flood Warning | BRO | Zapata | 110 min |
Nearby
Flash Flood Warnings in Texas, 2012Every flash flood 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.