Alert archive / Texas / Flash Flood Warnings in 2011
Flash Flood Warning 2, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Oct 1, 2011, 5:03 PM CDT for Starr County, Texas. It was in force for 107 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
- Oct 1, 2011, 5:03 PM CDT (22:03 UTC)
- Expired
- Oct 1, 2011, 6:50 PM CDT
- In force
- 107 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Starr County, TX
The radar
The Brownsville radar (KBRO), 152 km from the middle of the area, began a volume at 22:04 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
Brownsville Intl, TX (KBRO), launched 12:00Z, 10.1 hours before the alert went out and 154 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
- 2192 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -37 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
629
WGUS54 KBRO 012203
FFWBRO
TXC427-020000-
/O.NEW.KBRO.FF.W.0002.111001T2203Z-111002T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
503 PM CDT SAT OCT 1 2011
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
STARR COUNTY IN DEEP SOUTH TEXAS...
THIS INCLUDES THE CITIES OF...VIBORAS...ROSITA...ROMA...RIO GRANDE
CITY...EL SAUZ.
* UNTIL 700 PM CDT
* AT 458 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED
TORRENTIAL RAINFALL RATES OF 2 TO 3 INCHES PER HOUR FROM SLOW
MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER STARR COUNTY.
THESE HEAVY RAIN PRODUCING THUNDERSTORMS WERE MOVING VERY SLOWLY
TO THE SOUTHWEST AT AROUND 5 MPH AND MAY ALSO PRODUCE BRIEF WIND
GUSTS FROM 20 TO 30 MPH IN ADDITION TO FREQUENT LIGHTNING.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR IN THE FOLLOWING LOCATIONS...ESCOBARES...GARCIA...
GARCIASVILLE...LA GLORIA...LA PUERTA...SAN CARLOS AND VIBORAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF WILL CAUSE FLOODING OF SMALL ARROYOS AND STREAMS...
AND SOME COUNTRY ROADS. FARMLAND ALONG STREAM BANKS WILL BE
INUNDATED. IF CAUGHT IN A LOW LYING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD.
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY.
MOVE TO HIGHER GROUND.
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2679 9890 2679 9845 2624 9867 2626 9869
2627 9873 2629 9873 2630 9876 2631 9875
2632 9878 2636 9880 2635 9890 2638 9893
2636 9895 2639 9896 2639 9901 2641 9903
2640 9908
$$
SPEECE2 follow-up statements
319
WGUS74 KBRO 012305
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
605 PM CDT SAT OCT 1 2011
TXC427-020000-
/O.CON.KBRO.FF.W.0002.000000T0000Z-111002T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STARR TX-
605 PM CDT SAT OCT 1 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR STARR COUNTY UNTIL 700
PM CDT...
LOCATIONS AFFECTED INCLUDE...
VIBORAS.
ROSITA.
ROMA.
RIO GRANDE CITY.
EL SAUZ.
AT 600 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED
TORRENTIAL RAIN OF 2 TO 4 INCHES PER HOUR FROM THUNDERSTORMS
OCCURRING OVER NORTH CENTRAL STARR COUNTY NEAR THE TOWNS OF EL
SAUZ...VIBORAS AND LA GLORIA.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR IN THESE AREAS. THESE HEAVY RAIN PRODUCING THUNDERSTORMS ARE
NEARLY STATIONARY AND MAY ALSO PRODUCE BRIEF WIND GUSTS FROM 20 TO
30 MPH IN ADDITION TO FREQUENT LIGHTNING THROUGH 7 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF WILL CAUSE FLOODING OF SMALL ARROYOS AND STREAMS...
AND SOME COUNTRY ROADS. FARMLAND ALONG STREAM BANKS WILL BE
INUNDATED. IF CAUGHT IN A LOW LYING AREA...MOVE TO HIGHER GROUND.
LOW WATER CROSSINGS ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT
ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT
ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES
AWAY.
&&
LAT...LON 2679 9890 2679 9845 2624 9867 2626 9869
2627 9873 2629 9873 2630 9876 2631 9875
2632 9878 2636 9880 2635 9890 2638 9893
2636 9895 2639 9896 2639 9901 2641 9903
2640 9908
$$
SPEECE291
WGUS74 KBRO 012350
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
650 PM CDT SAT OCT 1 2011
TXC427-020004-
/O.CAN.KBRO.FF.W.0002.000000T0000Z-111002T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STARR TX-
650 PM CDT SAT OCT 1 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR STARR COUNTY IS
CANCELLED...
THE HEAVY RAIN PRODUCING THUNDERSTORMS THAT WERE AFFECTING STARR
COUNTY OVER THE LAST COUPLE OF HOURS HAVE WEAKENED SIGNIFICANTLY.
ACCORDINGLY THE THREAT FOR FLASH FLOODING IS DIMINISHING. IF
FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW
ENFORCEMENT AGENCY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DON'T BECOME A STATISTIC. TURN AROUND...DON'T DROWN!
&&
LAT...LON 2679 9890 2679 9845 2624 9867 2626 9869
2627 9873 2629 9873 2630 9876 2631 9875
2632 9878 2636 9880 2635 9890 2638 9893
2636 9895 2639 9896 2639 9901 2641 9903
2640 9908
$$
SPEECEThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 1, 4:31 PM CDT | Areal Flood Advisory | BRO | Starr | 119 min |
| Oct 1, 5:45 PM CDT | Flash Flood Warning | BRO | Jim Hogg | 75 min |
Nearby
Flash Flood Warnings in Texas, 2011Every flash flood warning in 2011
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.