Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 26, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Sep 19, 2003, 8:19 AM CDT for Cameron County, Willacy County, Texas. It was in force for 3 hr. 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 19, 2003, 8:19 AM CDT (13:19 UTC)
- Expired
- Sep 19, 2003, 11:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
Counties Cameron County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 31 km from the middle of the area, began a volume at 13:19 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 33 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
- 535 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 629 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -28 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 191323
FFWBRO
TXC061-489-191600-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
819 AM CDT FRI SEP 19 2003
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CAMERON COUNTY
SOUTHERN WILLACY COUNTY IN DEEP SOUTH TEXAS
* UNTIL 1100 AM CDT
* AT 819 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAINFALL DEVELOPING
ACROSS THE WARNED AREA. THE HEAVY RAIN PRODUCING THUNDERSTORMS
OVER SOUTHERN WILLACY COUNRY ARE BEGINNING TO BUILD SOUTH OVER
CAMERON COUNTY. DOPPLER RADAR ESTIMATED THAT THESE DEVELOPING
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING FROM TWO TO THREE
INCHES OF RAINFALL THROUGH 11 AM THIS MORNING.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...PORT
ISABEL...SAN BENITO...LA FERIA...HARLINGEN...BROWNSVILLE...
LYFORD...SOUTH PADRE ISLAND...SEBASTIAN...SANTA ROSA...RIO
HONDO...RANCHO VIEJO AND LOS FRESNOS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 2644 9729 2622 9717 2595 9712 2584 9740
2606 9787 2644 9786
$$
SPEECE1 follow-up statement
000
WGUS74 KBRO 191444
FFSBRO
TXC061-489-191600-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
945 AM CDT FRI SEP 19 2003
...FLASH FLOOD WARNING CONTINUES UNTIL 1100 AM CDT FOR CAMERON AND
SOUTHERN WILLACY COUNTIES...
AT 945 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR
ESTIMATED THAT UP TO 3 INCHES OF RAIN HAS FALLEN DURING THE PAST 3
HOURS IN WILLACY AND NORTHERN CAMERON COUNTIES. RAINFALL CONTINUES
AT UP TO AN INCH AND A HALF PER HOUR IN SOUTHEASTERN CAMERON COUNTY
NEAR BROWNSVILLE.
HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR...ESPECIALLY ALONG
SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME LOCATIONS THAT WILL
EXPERIENCE FLOODING INCLUDE... PORT ISABEL...SAN BENITO...LA FERIA...
HARLINGEN...BROWNSVILLE...LYFORD...SEBASTIAN...SANTA ROSA...RIO
HONDO...RANCHO VIEJO...LOS FRESNOS AND LAGUNA HEIGHTS.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND ARROYOS...AS
WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 2647 9744 2625 9736 2611 9733 2607 9720
2599 9720 2599 9730 2588 9742 2605 9767
2609 9787 2645 9786
$$The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 6:55 AM CDT | Flash Flood Warning | BRO | Hidalgo | 3 hr |
| Sep 19, 7:00 AM CDT | Flash Flood Warning | BRO | Kenedy, Willacy | 3 hr |
| Sep 19, 10:00 AM CDT | Flash Flood Warning | BRO | Hidalgo | 2 hr |
| Sep 19, 10:55 AM CDT | Flash Flood Warning | BRO | Cameron, Willacy | 2 hr |
| Sep 19, 4:55 PM CDT | Flash Flood Warning | BRO | Cameron, Willacy | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003
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.