Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 4, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Apr 2, 2004, 6:16 PM CST for 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
- Apr 2, 2004, 6:16 PM CST (00:16 UTC)
- Expired
- Apr 2, 2004, 9:30 PM CST
- In force
- 3 hr
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
County Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 184 km from the middle of the area, began a volume at 00:20 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 00:00Z, 0.3 hours before the alert went out and 197 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
- 927 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 762 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -152 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- -0.7
- Supercell composite
- -7.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KBRO 030018 FFWBRO TXC505-030330- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 616 PM CST FRI APR 2 2004 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL ZAPATA COUNTY IN DEEP SOUTH TEXAS * UNTIL 930 PM CST * AT 615 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE CENTRAL AND EASTERN ZAPATA COUNTY. NEARLY TWO INCHES OF RAINFALL HAS BEEN RECEIVED JUST NORTH OF THE CITY OF ZAPATA THIS PAST HOUR. * SLOW MOVING 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...ZAPATA...SAN YGNACIO AND ESCOBA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...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. TURN AROUND...DONT DROWN. LAT...LON 2717 9899 2683 9898 2678 9935 2726 9960 $$ PHILO
2 follow-up statements
000 WGUS74 KBRO 030137 FFSBRO TXC505-030330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 734 PM CST FRI APR 2 2004 ...FLASH FLOOD WARNING CONTINUES UNTIL 930 PM CST FOR ZAPATA COUNTY... AT 733 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED FROM 3 TO 4 INCHES OF RAIFALL HAS BEEN RECEIVED IN AN AREA JUST EAST OF THE CITY OF ZAPATA...AND OVER NORTHERN PORTIONS OF THE COUNTY. SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... ZAPATA AND ESCOBA. NEVER DRIVE YOUR VEHICLE INTO WATERS OF UNKNOWN DEPTH. TURN AROUND...DONT DROWN. LAT...LON 2727 9899 2677 9897 2657 9919 2726 9951 $$ PHILO
000 WGUS74 KBRO 030234 FFSBRO TXC505-030330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 830 PM CST FRI APR 2 2004 ...THE FLASH FLOOD WARNING FOR ZAPATA COUNTY HAS BEEN CANCELED... AT 830 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS HAVE DECREASED IN INTENSITY AND MOVED INTO ADJACENT STARR COUNTY. THEREFORE...THE FLASH FLOOD WARNING FOR ZAPATA COUNTY HAS BEEN CANCELED. PONDED ROADWAYS AND RUNOFF FROM EXCESSIVE RAINFALL MAY STILL CAUSE FLOODING TO OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME LOCATIONS THAT WILL CONTINUED TO BE IMPACTED BY HEAVY RAINFALL INCLUDE ZAPATA AND ESCOBA. NEVER DRIVE YOUR VEHICLE INTO WATERS OF UNKNOWN DEPTH. TURN AROUND...DONT DROWN. LAT...LON 2727 9899 2677 9897 2657 9919 2726 9951 $$ PHILO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 2, 6:29 PM CST | Tornado Warning | BRO | Zapata | 46 min |
| Apr 2, 7:15 PM CST | Severe Thunderstorm Warning | BRO | Starr, Zapata | 45 min |
| Apr 2, 8:00 PM CST | Severe Thunderstorm Warning | BRO | Starr, Zapata | 60 min |
| Apr 2, 8:47 PM CST | Tornado Warning | BRO | Starr | 43 min |
| Apr 2, 9:34 PM CST | Tornado Warning | BRO | Starr | 11 min |
Nearby
Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004
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.