Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 11, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Jun 30, 2012, 5:40 PM CDT for Zapata County, Texas. It was in force for 110 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
- Jun 30, 2012, 5:40 PM CDT (22:40 UTC)
- Expired
- Jun 30, 2012, 7:30 PM CDT
- In force
- 110 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 201 km from the middle of the area, began a volume at 22:43 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
Corpus Christi, TX (KCRP), launched 12:00Z, 10.7 hours before the alert went out and 215 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
- 4404 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 512 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- -17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
401
WGUS54 KBRO 302240
FFWBRO
TXC505-010030-
/O.NEW.KBRO.FF.W.0011.120630T2240Z-120701T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
540 PM CDT SAT JUN 30 2012
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN ZAPATA COUNTY IN DEEP SOUTH TEXAS...
THIS INCLUDES THE CITY OF SAN YGNACIO.
* UNTIL 730 PM CDT
* AT 539 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
FLOODING WAS OCCURRING IN NORTHWESTERN ZAPATA COUNTY NORTH OF SAN
YGNACIO. OFFICIALS REPORT WATER AND MUD IS CROSSING HIGHWAY 83.
RADAR ESTIMATES 4 TO 5 INCHES OF RAIN HAS FALLEN THIS
AFTERNOON...AND ADDITIONAL HEAVY RAIN IS EXPECTED WITH TWO TO THREE
INCHES OF RAIN POSSIBLE.
* FLASH FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF
NORTHWESTERN ZAPATA COUNTY...INCLUDING THE TOWN OF SAN YGNACIO AND
HIGHWAY 83.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2707 9945 2708 9944 2715 9945 2716 9943
2727 9946 2732 9937 2728 9933 2727 9918
2693 9933 2695 9940 2698 9939 2701 9942
2702 9945 2705 9946
$$
JGG1 follow-up statement
019
WGUS74 KBRO 010024
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
724 PM CDT SAT JUN 30 2012
TXC505-010039-
/O.EXP.KBRO.FF.W.0011.000000T0000Z-120701T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ZAPATA TX-
724 PM CDT SAT JUN 30 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHWESTERN ZAPATA
COUNTY WILL BE ALLOWED TO EXPIRE AT 730 PM CDT...
LAW ENFORCEMENT REPORTS THAT WATER AND MUD THAT HAD BEEN FLOWING
OVER HIGHWAY 83 HAS ENDED. MODERATE RAINFALL WILL CONTINUE IN THE
AREA THROUGH EARLY EVENING. A FLOOD ADVISORY FOR MINOR FLOODING OF
SMALL CREEKS AND STREAMS WILL BE ISSUED SHORTLY FOR MUCH OF ZAPATA
COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2707 9945 2708 9944 2715 9945 2716 9943
2727 9946 2732 9937 2728 9933 2727 9918
2693 9933 2695 9940 2698 9939 2701 9942
2702 9945 2705 9946
$$
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, 6:26 PM CDT | Flash Flood Warning | BRO | Starr, Zapata | 2 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.