Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 37, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Sep 29, 2012, 2:36 AM CDT for Live Oak County, McMullen County, Texas. It was in force for 96 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
- Sep 29, 2012, 2:36 AM CDT (07:36 UTC)
- Expired
- Sep 29, 2012, 4:12 AM CDT
- In force
- 96 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Live Oak County, TX, McMullen County, TX
The radar
The Corpus Christi radar (KCRP), 116 km from the middle of the area, began a volume at 07:39 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 00:00Z, 7.6 hours before the alert went out and 132 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
- 1843 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 639 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
677
WGUS54 KCRP 290736
FFWCRP
TXC297-311-290930-
/O.NEW.KCRP.FF.W.0037.120929T0736Z-120929T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
236 AM CDT SAT SEP 29 2012
THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN LIVE OAK COUNTY IN SOUTH CENTRAL TEXAS...
NORTHERN MCMULLEN COUNTY IN SOUTH CENTRAL TEXAS...
* UNTIL 430 AM CDT
* AT 229 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR ESTIMATED 2 TO 4 INCHES OF RAIN IN PARTS OF THE AREA.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR.
SOME CITIES AND TOWNS THAT WILL EXPERIENCE FLOODING INCLUDE...CHOKE
CANYON...TILDEN...CALLIHAM...CROSS...CROWTHER AND SIMMONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 2822 9818 2822 9875 2865 9874 2865 9834
2862 9833 2868 9826 2868 9820
$$
PZ2 follow-up statements
361
WGUS74 KCRP 290818
FFSCRP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
318 AM CDT SAT SEP 29 2012
TXC297-311-290930-
/O.CON.KCRP.FF.W.0037.000000T0000Z-120929T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIVE OAK-MCMULLEN-
INCLUDING THE CITIES OF...CHOKE CANYON...TILDEN
318 AM CDT SAT SEP 29 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 AM CDT FOR
NORTHERN MCMULLEN AND WEST CENTRAL LIVE OAK COUNTIES...
AT 311 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE HEAVY RAIN OVER THE WARNED AREA. DOPPLER RADAR ESTIMATED
AROUND 3 INCHES OVER PORTIONS OF MCMULLEN COUNTY JUST EAST OF
TILDEN. ANOTHER 1 TO 2 INCHES OF RAIN ARE STILL POSSIBLE OVER THE
WARNED AREA. HOWEVER...MOST OF THE STRONGER STORMS WITH HEAVY
RAINFALL HAVE MOVED EAST OF MCMULLEN COUNTY...AND ARE NOW IN WESTERN
LIVE OAK COUNTY...WHERE AN ADDITIONAL 2 TO 4 INCHES ARE POSSIBLE.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CALLIHAM...
CROSS...CROWTHER...SIMMONS AND WHITSETT. SOME CREEKS THAT WILL
EXPERIENCE FLOODING INCLUDE...FRIO RIVER AND CANYON CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.
&&
LAT...LON 2822 9818 2822 9875 2865 9874 2865 9834
2862 9833 2868 9826 2868 9820
$$
GW675
WGUS74 KCRP 290912
FFSCRP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
412 AM CDT SAT SEP 29 2012
TXC297-311-290921-
/O.CAN.KCRP.FF.W.0037.000000T0000Z-120929T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIVE OAK-MCMULLEN-
INCLUDING THE CITIES OF...CHOKE CANYON...TILDEN
412 AM CDT SAT SEP 29 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHERN MCMULLEN
AND WEST CENTRAL LIVE OAK COUNTIES...
WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE HEAVIEST RAINFALL
HAS MOVED EAST OF THE AREA...WITH LIGHT TO MODERATE RAINFALL
OCCURRING. LAW ENFORCEMENT OFFICIALS REPORT NO FLOODING. AN
ADDITIONAL 1/4 TO 1/2 INCH OF RAINFALL CAN BE EXPECTED DURING THE
NEXT COUPLE OF HOURS...WHICH IS NOT EXPECTED TO CAUSE SIGNIFICANT
FLOODING. THEREFORE...THE WARNING HAS BEEN CANCELLED.
LAT...LON 2822 9818 2822 9875 2865 9874 2865 9834
2862 9833 2868 9826 2868 9820
$$
GWThe office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 9:43 PM CDT | Severe Thunderstorm Warning | CRP | Webb | 62 min |
| Sep 28, 9:54 PM CDT | Areal Flood Advisory | CRP | Webb | 111 min |
| Sep 28, 10:39 PM CDT | Flash Flood Warning | CRP | Webb | 3 hr |
| Sep 28, 11:34 PM CDT | Severe Thunderstorm Warning | CRP | Webb | 56 min |
| Sep 29, 12:26 AM CDT | Severe Thunderstorm Warning | CRP | La Salle, Webb | 49 min |
| Sep 29, 1:12 AM CDT | Areal Flood Advisory | CRP | La Salle, Webb | 48 min |
| Sep 29, 1:22 AM CDT | Severe Thunderstorm Warning | CRP | La Salle, Live Oak, McMullen | 53 min |
| Sep 29, 1:29 AM CDT | Flash Flood Warning | CRP | Webb | 91 min |
| Sep 29, 2:04 AM CDT | River Flood Warning | CRP | Webb | 67 hr |
| Sep 29, 2:05 AM CDT | Areal Flood Advisory | CRP | Duval, La Salle, Live Oak, McMullen, Webb | 55 min |
| Sep 29, 2:09 AM CDT | Severe Thunderstorm Warning | CRP | Bee, Live Oak, McMullen | 51 min |
| Sep 29, 2:56 AM CDT | Areal Flood Advisory | CRP | Bee, Duval, Jim Wells, Live Oak, McMullen, Webb | 64 min |
| Sep 29, 3:26 AM CDT | Areal Flood Advisory | CRP | Bee, Goliad, Live Oak | 64 min |
| Sep 29, 4:06 AM CDT | Special Marine Warning | CRP | 84 min | |
| Sep 29, 5:17 AM CDT | Areal Flood Warning | CRP | Goliad, Victoria | 117 min |
| Sep 29, 5:27 AM CDT | Special Marine Warning | CRP | 93 min | |
| Sep 29, 6:59 AM CDT | Special Marine Warning | CRP | 61 min | |
| Sep 29, 2:43 PM CDT | Areal Flood Advisory | CRP | Live Oak | 62 min |
| Sep 29, 3:11 PM CDT | Small Craft Advisory | CRP | 40 hr | |
| Sep 29, 3:50 PM CDT | Special Marine Warning | CRP | 25 min | |
| Sep 29, 4:06 PM CDT | Tornado Warning | CRP | Calhoun | 54 min |
| Sep 29, 4:09 PM CDT | Special Marine Warning | CRP | 51 min | |
| Sep 29, 4:52 PM CDT | Tornado Warning | CRP | Calhoun | 38 min |
| Sep 29, 5:02 PM CDT | Special Marine Warning | CRP | 43 min | |
| Sep 29, 5:08 PM CDT | Special Marine Warning | CRP | 37 min | |
| Sep 29, 5:11 PM CDT | Tornado Warning | CRP | Calhoun | 34 min |
| Sep 29, 5:38 PM CDT | Areal Flood Advisory | CRP | Calhoun | 52 min |
| Sep 29, 5:45 PM CDT | Special Marine Warning | CRP | 30 min | |
| Sep 29, 5:51 PM CDT | Tornado Warning | CRP | Calhoun | 54 min |
| Sep 29, 6:32 PM CDT | Areal Flood Advisory | CRP | Calhoun | 58 min |
| Sep 29, 6:46 PM CDT | Tornado Warning | CRP | Calhoun | 14 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.