Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 64, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Oct 25, 2003, 11:25 PM CDT for Hidalgo County, Texas. It was in force for 2 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
- Oct 25, 2003, 11:25 PM CDT (04:25 UTC)
- Expired
- Oct 26, 2003, 1:30 AM CDT
- In force
- 2 hr
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
County Hidalgo County, TX
The radar
The Brownsville radar (KBRO), 92 km from the middle of the area, began a volume at 04:29 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 00:00Z, 4.4 hours before the alert went out and 94 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
- 1759 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 797 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KBRO 260431
FFWBRO
TXC215-260630-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1125 PM CDT SAT OCT 25 2003
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
HIDALGO COUNTY IN DEEP SOUTH TEXAS
* UNTIL 130 AM CDT
* AT 1123 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR ESTIMATED COMMON RAINFALL RATES OF TWO INCHES WITH
LOCAL AMOUNTS IN THE THREE TO FOUR INCH RANGE.
* STRONG THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE
FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE
FLOODING INCLUDE...SAN MANUEL...MCCOOK...WESLACO...SAN JUAN...
PHARR...MISSION...MERCEDES...MCALLEN...EDINBURG...EDCOUCH...DONNA
AND ALAMO.
LAW ENFORCEMENT OFFICERS REPORTED WATER UP TO THE ROAD SHOULDER OF
HIGHWAY 1017 NEAR AGUA NUEVA IN SOUTHERN JIM HOGG COUNTY.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
LAT...LON 2677 9802 2676 9836 2624 9845 2612 9829
2608 9789 2643 9789 2643 9802
$$1 follow-up statement
000 WGUS74 KBRO 260618 FFSBRO TXC215-260700- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 117 AM CDT SUN OCT 26 2003 ...FLASH FLOOD WARNING CONTINUES UNTIL 200 AM CDT FOR SOUTHERN HIDALGO COUNTY... AT 114 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED ONE TO TWO INCHES OF RAINFALL PER HOUR OVER SOUTHERN HIDALGO COUNTY. SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WESLACO...SAN JUAN...PHARR...MERCEDES...MCALLEN...EDINBURG... EDCOUCH...DONNA...ALAMO AND ELSA. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 2639 9791 2609 9791 2628 9855 2652 9811 $$ CASTILLO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 11:48 PM CDT | Flash Flood Warning | BRO | Hidalgo, Starr | 72 min |
| Oct 26, 1:08 AM CST | Flash Flood Warning | BRO | Cameron | 112 min |
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.