Alert archive / Texas / Flash Flood Warnings in 1996
Flash Flood Warning 1, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at Aug 13, 1996, 8:26 PM CDT for Starr County, Zapata County, Texas. It was in force for 64 min. 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, 8:26 PM CDT (01:26 UTC)
- Expired
- Aug 13, 1996, 9:30 PM CDT
- In force
- 64 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
Counties Starr County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 181 km from the middle of the area, began a volume at 01:26 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, 1.4 hours before the alert went out and 183 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
- 1134 J/kg
- Mixed-layer CIN
- -141 J/kg
- Mixed-layer LCL
- 1489 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 140126 FFWBRO TXC427-505-140230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 826 PM CDT TUE AUG 13 1996 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...S... IN SOUTH TEXAS ...NORTHWESTERN STARR COUNTY...ZAPATA COUNTY AT 825 PM RADAR INDICATED A SEVERE THUNDERSTORM OVER NORTHWEST STARR COUNTY NEAR ROMA..AND ANOTHER APPROACHING NORTH ZAPATA COUNTY. STRONG WIND AND HAIL IS LIKELY FROM BOTH THESE STORMS. IN ADDITION..HEAVY RAIN IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATERN 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.
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, 2:25 PM CDT, 6 hours 1 minute earlier.
Area forecast discussion, Aug 13, 2:25 PM CDT, 6 hours 1 minute before
DEEP SOUTH TEXAS WEATHER FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 223 PM CDT TUE AUG 13 1996 USUAL SUMMER WX TO RESIDE OVR DP S TX NEXT FEW DAYS WITH WX MOST AFFECTED BY STRONG RIDGE NR 4 CRNRS RGN. WK SFC BNDRY OVER C TX SLOWLY PUSHING SOUTHWARD...BUT DO NOT THINK IT WILL GET FAR ENUF TO HAVE ANY EFFECT ON DP S TX WX OTHER THAN ADD A FEW MORE CLDS. MODELS IN GOOD AGREEMENT WITH RETURN TO HOT AND DRY WX WITH ETA PW VALUES HOLDING IN THE 1.5 TO 1.7 RANGE THRU 48 HRS. SEABREEZE QUIET ATTM AND CONDS NOT REAL FAVORABLE FOR ACTIVITY. MAY STILL POP A FEW RWS/TRWS ALNG IT NEXT COUPLE OF AFTNS...BUT WL NOT ADD POPS TO PACKAGE ATTM AS THEY ARE QUITE LOW. XTNDED NO DIFFERENT WITH TROPICS QUITE QUIET. BRO 78/96/78/96 00/05/00/05 MFE 77/99/78/100 00/05/00/05 RGC 77/104/77/104 00/00/00/00 SPI 80/89/79/89 00/00/00/00 54
In the hours before
Special weather statement, Aug 13, 6:13 PM CDT, 2 hours 13 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 | Severe Thunderstorm Warning | BRO | Starr, Zapata | 64 min |
| Aug 13, 9:39 PM CDT | Flash Flood Warning | BRO | Zapata | 6 hr |
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; radar from the NEXRAD Level II archive.