Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 18, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Sep 14, 2003, 4:55 PM CDT for Jim Hogg County, Starr County, Zapata 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 14, 2003, 4:55 PM CDT (21:55 UTC)
- Expired
- Sep 14, 2003, 8:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
Counties Jim Hogg County, TX, Starr County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 164 km from the middle of the area, began a volume at 21:55 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
Corpus Christi, TX (KCRP), launched 12:00Z, 9.9 hours before the alert went out and 176 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
- 2752 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 733 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KBRO 142201
FFWBRO
TXC247-427-505-150100-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
455 PM CDT SUN SEP 14 2003
THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN STARR COUNTY
ZAPATA COUNTY
JIM HOGG COUNTY IN DEEP SOUTH TEXAS
* UNTIL 800 PM CDT
* AT 455 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS SOUTHERN ZAPATA...
WESTERN JIM HOGG AND WESTERN STARR COUNTIES. THESE STORMS WERE
NEARLY STATIONARY AND HAVE PRODUCED FROM 2 TO 3 INCHES OF RAINFALL
SINCE 4 PM THIS AFTERNOON WITHIN THE WARNING AREA.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
ZAPATA...FALCON DAM...EL SAUZ...ROMA...SAN YGNACIO...
HEBBRONVILLE...ESCOBA...GUERRA AND RANDADO.
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 2727 9854 2680 9867 2636 9895 2640 9909
2659 9921 2704 9946 2728 9948 2727 9880
2736 9882 2736 9855
$$
SPEECE2 follow-up statements
000
WGUS74 KBRO 142249
FFSBRO
TXC247-427-505-142330-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
540 PM CDT SUN SEP 14 2003
...FLASH FLOOD WARNING CONTINUES UNTIL 8 PM CDT FOR ZAPATA...JIM
HOGG AND WESTERN STARR COUNTIES...
AT 536 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL OVER ZAPATA AND NORTHWESTERN
JIM HOGG COUNTIES. THESE STORMS ARE MOVING SLOWLY NORTHWEST. DOPPLER
RADAR ESTIMATED THAT RAINFALL CONTINUES AT A RATE OF TWO TO FOUR
INCHES AN HOUR OVER PORTIONS OF ZAPATA AND JIM HOGG COUNTIES.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR...
ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME
LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ZAPATA...FALCON
DAM...SAN YGNACIO...HEBBRONVILLE...ESCOBA...GUERRA AND RANDADO.
THE EMERGENCY MANAGER FOR ZAPATA COUNTY REPORTS THAT WATER COVERED
ROADS IN THE CHIHUAHUA AREA.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 2728 9854 2682 9867 2638 9895 2639 9909
2705 9947 2728 9948 2727 9881 2737 9882
2736 9855
$$
SPEECE000 WGUS74 KBRO 142336 FFSBRO TXC247-427-505-150030- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 630 PM CDT SUN SEP 14 2003 ...A FLASH FLOOD WARNING CONTINUES UNTIL 8 PM CDT FOR ZAPATA AND JIM HOGG COUNTIES... AT 630 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAINFALL CONTINUING ACROSS ZAPATA AND JIM HOGG COUNTIES. DOPPLER RADAR ESTIMATED THAT RAINFALL RATES CONTINUE FROM ONE TO THREE INCHES AN HOUR OVER THESE TWO COUNTIES. THE STORM TOTAL RAINFALL AMOUNTS FOR PORTIONS OF ZAPATA AND JIM HOGG COUNTIES SINCE 4 PM RANGE FROM THREE TO SIX INCHES IN SOME AREAS. AS A RESULT...FLASH FLOODING WILL CONTINUE ACROSS PORTIONS OF JIM HOGG AND ZAPATA COUNTIES THROUGH 8 PM. THE HEAVY RAINFALL HAS ENDED OVER WESTERN STARR COUNTY AND ACCORDINGLY THE FLASH FLOOD WARNING FOR WESTERN STARR COUNTY HAS BEEN CANCELLED. 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...ZAPATA... FALCON DAM...HEBBRONVILLE...ESCOBA...GUERRA AND RANDADO. THE EMERGENCY MANAGER FOR ZAPATA COUNTY REPORTS THAT WATER COVERED ROADS IN THE CHIHUAHUA AREA. 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. $$ SPEECE
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 5:21 PM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg | 24 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.