Alert archive / Texas / Flash Flood Warnings in 1996
Flash Flood Warning 2, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Aug 13, 1996, 9:39 PM CDT for Zapata County, Texas. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 13, 1996, 9:39 PM CDT (02:39 UTC)
- Expired
- Aug 14, 1996, 3:45 AM CDT
- In force
- 6 hr
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Zapata County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 2.7 hours before the alert went out and 198 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
- 2117 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1292 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 140240 FFWBRO TXC505-140845- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 939 PM CDT TUE AUG 13 1996 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 345 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH TEXAS ...SOUTHERN ZAPATA COUNTY AT 930 PM ALTHOUGH RADAR INDICATED THUNDERSTORMS OVER PORTIONS OF ZAPATA AND STARR COUNTIES MAY HAVE BEEN DECREASING SOME IN INTENSITY..RADAR ALSO INDICATED THAT AROUND 7 INCHES OF RAIN POUNDED SOUTH ZAPATA COUNTY NORTHEAST OF FALCON LAKE DURING A SEVERAL HOUR PERIOD. SHERIFF THERE EARLIER THIS EVENING SAID HIGHWAY 2687 WAS STARTING TO FLOOD. THE TORREN ARAIN WILL KEEP THE POTENTIAL FOR FLASH FLOODING HIGH TONIGHT. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Brownsville, TX wrote its last area forecast discussion before this flash flood warning went out at Aug 13, 8:42 PM CDT, 57 minutes earlier.
Area forecast discussion, Aug 13, 8:42 PM CDT, 57 minutes before
DEEP SOUTH TEXAS WEATHER FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 840 PM CDT TUE AUG 13 1996 STORMS IN PROGRESS OVER THE WESTERN ZONES. ACTIVITY OVER NORTHERN MEXICO HAS MERGED WITH ACTIVITY MOVING FROM THE NORTH PRIMARILY OVER ZAPATA COUNTY. HAIL...HIGH WIND...AND HEAVY RAIN HAVE BEEN REPORTED. GOOD DIFFLUENCE OVER CENTRAL AND SOUTHERN TEXAS EVIDENT ON 500 MB PLOT FROM THIS EVENING. ACTIVITY WILL LIKELY CONTINUE THIS EVENING OVER JIM HOGG..STARR..AND ZAPATA COUNTIES. WILL INCREASE CHANCES OF RAIN OUT WEST FOR THOSE THREE COUNTIES TO 30 PERCENT THROUGH TONIGHT. ACTIVITY SHOULD DECREASE LIKE THE LAST COUPLE OF NIGHTS SHORTLY AFTER 10 PM OR SO. BUT WITH GOOD DYNAMICS ALOFT AM NOT SO SURE OF THIS. WILL KEEP POPS IN FOR ALL ZONES THROUGH THE NIGHT. BRO 78/96/78/96 20/05/00/05 MFE 77/99/78/100 20/05/00/05 RGC 74/104/77/104 30/00/00/00 SPI 80/89/79/89 20/00/00/00 67
In the hours before
Special weather statement, Aug 13, 6:13 PM CDT, 3 hours 26 minutes before
TXZ248-140020- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 613 PM CDT TUE AUG 13 1996 AT 615 PM RADAR INDICATED THUNDERSTORMS NEAR SAN YGNACIO IN ZAPATA COUNTY CAPABLE OF CAUSING STRONG WIND. THE STORMS WERE MOVING SLOWLY SOUTHWEST. KEEP CLOSE TABS OF THEM. IF SEVERE WEATHER OCCURS, PLEASE ASK THE NEAREST LAW ENFORCEMENT AGENCY TO CALL THE NATIONAL WEATHER SERVICE IN BROWNSVILLE.
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 7:18 PM CDT | Severe Thunderstorm Warning | BRO | Zapata | 57 min |
| Aug 13, 8:26 PM CDT | Flash Flood Warning | BRO | Starr, Zapata | 64 min |
| Aug 13, 8:26 PM CDT | Severe Thunderstorm Warning | BRO | Starr, Zapata | 64 min |
Nearby
Flash Flood Warnings in Texas, 1996Every flash flood warning in 1996
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.