Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 8, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Jun 30, 2012, 2:50 PM CDT for Zapata County, Texas. It was in force for 100 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, 2:50 PM CDT (19:50 UTC)
- Expired
- Jun 30, 2012, 4:30 PM CDT
- In force
- 100 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 200 km from the middle of the area, began a volume at 19:49 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, 7.8 hours before the alert went out and 212 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.
592
WGUS54 KBRO 301950
FFWBRO
TXC505-302130-
/O.NEW.KBRO.FF.W.0008.120630T1950Z-120630T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
250 PM CDT SAT JUN 30 2012
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL ZAPATA COUNTY IN DEEP SOUTH TEXAS...
THIS INCLUDES THE CITY OF ZAPATA.
* UNTIL 430 PM CDT
* AT 248 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED
TORRENTIAL RAIN OF UP TO THREE INCHES PER HOUR FROM SLOW MOVING
THUNDERSTORMS WITH VERY HEAVY RAINFALL NEAR ZAPATA. ADDITIONAL HEAVY
RAIN IS EXPECTED.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR.
OTHER LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...FALCON LAKE
ESTATES...FALCON MESA...FALCON SHORES...LAS
PALMAS...MEDINA...SIESTA SHORES....HIGHWAY 83 AND HIGHWAY 16.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2697 9932 2699 9907 2683 9918 2685 9928
2686 9929 2686 9930 2689 9934 2691 9933
2692 9934
$$
JGG2 follow-up statements
406
WGUS74 KBRO 302027
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
327 PM CDT SAT JUN 30 2012
TXC505-302130-
/O.CON.KBRO.FF.W.0008.000000T0000Z-120630T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ZAPATA TX-
327 PM CDT SAT JUN 30 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL ZAPATA COUNTY
UNTIL 430 PM CDT...
AT 326 PM CDT...RADAR CONTINUED TO INDICATE VERY HEAVY RAINFALL FROM
NEAR ZAPATA...TO JUST SOUTH OF BUSTAMANTE. THESE STORMS WERE NEARLY
STATIONARY. RADAR ESTIMATES 3 TO 4 INCHES OF RAIN HAS FALLEN IN THE
AREA SINCE 230 PM.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR.
LOCATIONS IN THE WARNING INCLUDE...ZAPATA...FALCON LAKE
ESTATES...FALCON MESA...FALCON SHORES...LAS PALMAS...MEDINA...SIESTA
SHORES...AND HIGHWAY 83 AND 16.
LAT...LON 2697 9932 2699 9907 2683 9918 2685 9928
2686 9929 2686 9930 2689 9934 2691 9933
2692 9934
$$
JGG046
WGUS74 KBRO 302123
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
423 PM CDT SAT JUN 30 2012
TXC505-302138-
/O.EXP.KBRO.FF.W.0008.000000T0000Z-120630T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ZAPATA TX-
423 PM CDT SAT JUN 30 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL ZAPATA
COUNTY WILL BE ALLOWED TO EXPIRE AT 430 PM CDT...
RADAR INDICATED THE HEAVY RAIN THREAT IN THE IMMEDIATE ZAPATA AREA
HAS ENDED. LAW ENFORCEMENT REPORTS NO SIGNIFICANT FLASH FLOODING.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. A FLOOD ADVISORY
REMAINS IN EFFECT FOR MOST OF ZAPATA COUNTY UNTIL 615 PM.
&&
LAT...LON 2697 9932 2699 9907 2683 9918 2685 9928
2686 9929 2686 9930 2689 9934 2691 9933
2692 9934
$$
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, 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 |
| 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.