Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 7, NWS San Angelo, TX
NWS San Angelo, TX issued this flash flood warning at Sep 29, 2012, 8:17 AM CDT for Irion County, Tom Green County, Texas. It was in force for 103 min. 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
- Sep 29, 2012, 8:17 AM CDT (13:17 UTC)
- Expired
- Sep 29, 2012, 10:00 AM CDT
- In force
- 103 min
- Issued by
- NWS San Angelo, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Irion County, TX, Tom Green County, TX
The radar
The San Angelo radar (KSJT), 20 km from the middle of the area, began a volume at 13:20 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 |
|---|---|---|---|
| Sep 29, 10:00 AM CDT | FLASH FLOOD | 6 S Miles, TX | THE SAN ANGELO DPS REPORTED WATER OVER THE ROAD AT THE CONCHO RIVER BRIDGE...ON FARM TO MARKET ROAD 1692. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 1.3 hours before the alert went out and 155 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
- 4 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 481 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
462
WGUS54 KSJT 291317
FFWSJT
TXC235-451-291500-
/O.NEW.KSJT.FF.W.0007.120929T1317Z-120929T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
817 AM CDT SAT SEP 29 2012
THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN IRION COUNTY IN WEST CENTRAL TEXAS...
TOM GREEN COUNTY IN WEST CENTRAL TEXAS...
* UNTIL 1000 AM CDT
* AT 813 AM CDT...LAW ENFORCEMENT OFFICIALS IN SAN ANGELO REPORTED
WATER RESCUES IN PROGRESS AT FLOODED LOW WATER CROSSINGS. RUNOFF
FROM THE VERY HEAVY RAINFALL WILL CONTINUE TO CAUSE THIS FLASH
FLOODING THROUGH MID MORNING...AND TRAVEL IS DISCOURAGED IN SAN
ANGELO.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHRISTOVAL...SAN ANGELO...CARLSBAD...GRAPE CREEK...KNICKERBOCKER...
MERETA...ORIENT...TANKERSLEY...VANCOURT...VERIBEST...WALL AND WATER
VALLEY.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...CHRISTOVAL...
SAN ANGELO...CARLSBAD...GRAPE CREEK...KNICKERBOCKER...MERETA...
ORIENT...TANKERSLEY...VANCOURT...VERIBEST...WALL AND WATER VALLEY.
THIS INCLUDES THE LOW WATER CROSSINGS AT...
JACKSON FROM KNICKERBOCKER TO S BRYANT...
HOWARD AND WEBSTER...
COLLEGE HILLS AND MILBROOK...
SOUTHWEST BLVD AND LOOP 306...
PARKWOOD AND LINDENWOOD...
1500 BLOCK OF SPAULDING...
300 BLOCK OF NORTH ARCHER...
SUL ROSS AT RED ARROYO CROSSING...
NORTH RIVER AND WEST 1ST...
TRES RIOS AND LESTER...
1800 BLOCK OF PREUSSER...
1700 BOCK OF COKE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS NEAR FLOOD PRONE AREAS ALONG THE RED ARROYO AT
SOUTHWEST BOULEVARD NEAR THE SOUTH LOOP... ALONG COLLEGE HILLS
BOULEVARD....ALONG SUL ROSS BOULEVARD...ALONG PULLIAM...AND AT THE
INTERSECTION OF SPAULDING AND NORTH ARCHER.
&&
LAT...LON 3152 10074 3153 10126 3155 10127 3156 10087
3171 10086 3170 10024 3158 10023 3158 10011
3109 10011 3109 10068
$$The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 8:17 PM CDT | Areal Flood Advisory | SJT | Concho, Tom Green | 6 hr |
| Sep 29, 1:42 AM CDT | Areal Flood Advisory | SJT | Concho, Tom Green | 6 hr |
| Sep 29, 7:53 AM CDT | Areal Flood Advisory | SJT | Concho, Tom Green | 3 hr |
| Sep 29, 8:50 AM CDT | Flash Flood Warning | SJT | Concho, Runnels | 3 hr |
| Sep 29, 8:58 AM CDT | Areal Flood Advisory | SJT | Crockett, Schleicher, Sutton | 3 hr |
| Sep 29, 9:15 AM CDT | River Flood Warning | SJT | Runnels | 24 hr |
| Sep 29, 9:31 AM CDT | Areal Flood Advisory | SJT | Irion, Tom Green | 6 hr |
| Sep 29, 9:31 AM CDT | Flash Flood Warning | SJT | Taylor | 3 hr |
| Sep 29, 9:55 AM CDT | Areal Flood Advisory | SJT | Irion, Tom Green | 2 hr |
| Sep 29, 10:37 AM CDT | Areal Flood Advisory | SJT | Coleman | 3 hr |
| Sep 29, 10:57 AM CDT | River Flood Warning | SJT | Runnels | 10 hr |
| Sep 29, 11:26 AM CDT | Flash Flood Warning | SJT | Concho, Runnels | 3 hr |
| Sep 29, 11:52 AM CDT | Flash Flood Warning | SJT | Callahan | 4 hr |
| Sep 29, 3:24 PM CDT | Areal Flood Advisory | SJT | Tom Green | 6 hr |
| Sep 29, 3:44 PM CDT | River Flood Warning | SJT | Concho | 5 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.