Alert archive / Texas / Flash Flood Warnings in 2008
Flash Flood Warning 21, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Aug 24, 2008, 8:20 AM CDT for Starr County, Zapata County, Texas. It was in force for 67 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
- Aug 24, 2008, 8:20 AM CDT (13:20 UTC)
- Expired
- Aug 24, 2008, 9:27 AM CDT
- In force
- 67 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Starr County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 184 km from the middle of the area, began a volume at 13:23 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, 1.3 hours before the alert went out and 187 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
- 1689 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 918 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KBRO 241320
FFWBRO
TXC427-505-241445-
/O.NEW.KBRO.FF.W.0021.080824T1320Z-080824T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
820 AM CDT SUN AUG 24 2008
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN ZAPATA COUNTY IN DEEP SOUTH TEXAS.
WESTERN STARR COUNTY IN DEEP SOUTH TEXAS.
LOCATIONS AFFECTED INCLUDE...
ROSITA.
ROMA.
FALCON DAM.
EL SAUZ.
FALCON.
ZAPATA.
* UNTIL 945 AM CDT
* AT 812 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
TORRENTIAL RAIN OF TWO TO THREE INCHES PER HOUR FROM A THUNDERSTORM
OVER THE WARNED AREA.
WIDESPREAD FLOODING IS OCCURRING...OR WILL OCCUR...IN THE WARNED
AREA. NUMEROUS ROADS WILL BE CLOSED...AND HOMES...ESPECIALLY IN LOW
LYING AREAS...WILL BECOME INUNDATED. MOVE TO HIGHER GROUND
IMMEDIATELY
THIS IS A LIFE THREATENING FLOOD MOST FLOOD DEATHS OCCUR IN
AUTOMOBILES. DO NOT CROSS FLOODED ROADWAYS OR STREAMS. IF NEARING A
FLOOD AREA...TURN AROUND AND DRIVE TO HIGHER TERRAIN.
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.
DONT BECOME A STATISTIC. TURN AROUND...DONT DROWN
&&
LAT...LON 2699 9914 2651 9871 2638 9894 2639 9894
2638 9897 2640 9899 2640 9908 2642 9911
2644 9912 2647 9910 2650 9911 2652 9913
2654 9918 2663 9918 2664 9920 2673 9922
2675 9925 2685 9929 2688 9933
$$
582 follow-up statements
000
WGUS74 KBRO 241418
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
918 AM CDT SUN AUG 24 2008
TXC427-505-241445-
/O.CON.KBRO.FF.W.0021.000000T0000Z-080824T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ZAPATA-STARR-
918 AM CDT SUN AUG 24 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR WESTERN STARR AND
SOUTHERN ZAPATA COUNTIES UNTIL 945 AM CDT...
LOCATIONS AFFECTED INCLUDE...
ROSITA.
ROMA.
FALCON DAM.
EL SAUZ.
FALCON.
ZAPATA.
AT 917 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
MODERATE TO HEAVY RAINFALL REMAINING STATIONARY OVER THE WARNED AREA.
EXCESSIVE RUNOFF WILL CAUSE FLOODING OF ARROYOS AND STREAMS...AND
SOME COUNTRY ROADS. FARMLAND ALONG STREAM BANKS WILL BE INUNDATED.
MOVE TO HIGHER GROUND.
DO NOT USE CRUISE CONTROL DURING TORRENTIAL RAINS. IT COULD CAUSE YOU
TO LOSE CONTROL OF YOUR VEHICLE IF HYDROPLANING OCCURS.
DONT BECOME A STATISTIC. TURN AROUND...DONT DROWN
&&
LAT...LON 2699 9914 2651 9871 2638 9894 2639 9894
2638 9897 2640 9899 2640 9908 2642 9911
2644 9912 2647 9910 2650 9911 2652 9913
2654 9918 2663 9918 2664 9920 2673 9922
2675 9925 2685 9929 2688 9933
$$
PHILO000
WGUS74 KBRO 241427
FFSBRO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
927 AM CDT SUN AUG 24 2008
TXC427-505-241435-
/O.CAN.KBRO.FF.W.0021.000000T0000Z-080824T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ZAPATA-STARR-
927 AM CDT SUN AUG 24 2008
...THE FLASH FLOOD WARNING IS CANCELLED FOR WESTERN STARR AND
SOUTHERN ZAPATA COUNTIES...
SHOWERS WITH HEAVY RAINS HAVE DECREASED IN AREAL COVERAGE AND
INTENSITY NOW. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN
CANCELLED FOR WESTERN STARR AND SOUTHERN ZAPATA COUNTIES. ALTHOUGH
THE FLASH FLOOD WARNING IS NO LONGER IN EFFECT...THERE MAY BE
POCKETS OF HIGH STANDING WATER ESPECIALLY IN POOR DRAINAGE AREAS. IF
ENCOUNTERING WATERS OF UNKNOWN DEPTH...DO NOT ATTEMPT TO CROSS THEM
BY FOOT OR BY AUTOMOBILE.
DONT BECOME A STATISTIC. TURN AROUND...DONT DROWN
&&
LAT...LON 2699 9914 2651 9871 2638 9894 2639 9894
2638 9897 2640 9899 2640 9908 2642 9911
2644 9912 2647 9910 2650 9911 2652 9913
2654 9918 2663 9918 2664 9920 2673 9922
2675 9925 2685 9929 2688 9933
$$
PHILOThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 2:21 AM CDT | Areal Flood Advisory | BRO | Jim Hogg, Starr, Zapata | 114 min |
| Aug 24, 3:40 AM CDT | Areal Flood Advisory | BRO | Jim Hogg | 95 min |
| Aug 24, 6:31 AM CDT | Flash Flood Warning | BRO | Jim Hogg | 54 min |
| Aug 24, 6:42 AM CDT | Flash Flood Warning | BRO | Starr, Zapata | 108 min |
| Aug 24, 11:48 AM CDT | Special Weather Statement | BRO | Cameron | 12 min |
| Aug 24, 4:24 PM CDT | Flash Flood Warning | BRO | Starr | 111 min |
Nearby
Flash Flood Warnings in Texas, 2008Every flash flood warning in 2008
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.