Alert archive / Texas / Flash Flood Warnings in 1988
Flash Flood Warning 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 29, 1988, 11:26 PM CDT for Real County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- May 29, 1988, 11:26 PM CDT (04:26 UTC)
- Expired
- May 30, 1988, 2:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Real County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 4.4 hours before the alert went out and 111 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
- 2423 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1457 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 256 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 15.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSAT 300427
FFWSAT
TXC385-300730-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1126 PM CDT SUN MAY 29 1988
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 230 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH TEXAS
...REAL
WEATHER SERVICE RADAR HAS INDICATED AN INTENSE THUNDERSTORM OVER THE
EXTREME SOUTHWESTERN CORNER OF REAL COUNTY FOR THE PAST HOUR.
ESTIMATES FROM RADAR AND ALSO FROM SATELLITE INDICATE THAT BETWEEN 2
AND 2.5 INCHES OF RAIN MAY HAVE FALLEN OVER THIS AREA. THE HEAVY RAIN
IS JUST EAST OF THE TOWN OF BARKSDALE AND VERY CLOSE TO THE TOWN OF
CAMP WOOD. THIS STORM IS MOVING VERY SLOWLY EASTWARD AND IS LIKELY TO
CAUSE FLASH FLOODING WITHIN THE NEXT FEW MINUTES.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN
REPORTED.
REMEMBER...DEATHS DURING FLASH FLOODING ARE FREQUENTLY RELATED TO
MOTORISTS DRIVING INTO FLOODED LOW WATER CROSSINGS OR FROM CHILDREN
PLAYING NEAR FLOODED STREAMS OR DRAINAGE AREAS.
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.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.
In the hours before
Special weather statement, May 29, 6:03 PM CDT, 5 hours 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 605 PM CDT SUN MAY 29 1988 ...VERY HEAVY RAINS SOUTH AND SOUTHWEST OF AUSTIN... AT 6 PM...RADAR CONTINUED TO SHOW VERY SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINS...OVER THAT AREA BETWEEN SAN MARCOS/KYLE...CANYON LAKE AND TO WEST OF DRIPPING SPRINGS. SO FAR LOCKHART HAS REPORTED THE HEAVIES RAINFALL...WITH 2.70 INCHES IN ABOUT A TWO HOUR PERIOD. DUE TO THE SLOW MOVEMENT...LOCALIZED FLOODING OF LOW SPOTS IS LIKELY FOR THE NEXT HOUR OR SO...ESPECIALLY IN HAYS COUNTY. GUSTY WINDS AND SMALL HAIL WILL LIKELY ACCOMPANY SOME OF THESE STORMS. PERSONS OUT IN THE HILL COUNTRY TO THE SOUTHWEST AND WEST OF AUSTIN SHOULD PREPARE FOR THESE STORMS DURING THE EARLY EVENING HOURS.
Special weather statement, May 29, 9:33 PM CDT, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 930 PM CDT SUN MAY 29 1988 ...HIGH WINDS CONTINUE TO SWEEP THE CAPITAL AREA... SUSTAINED 30 MPH WINDS WITH NUNEROUS GUSTS TO 45 HAVE BEEN OBSERVED OVER THE AUSTIN AREA FOR THE LAST 2 HOURS. THESE WINDS SEEM TO ASSOCIATED WITH A STRONG OUTFLOW BOUNDARY FROM THUNDERSTORMS TO OUR DISTANT SOUTH AND SOUTHWEST...COMBINED WITH A LOW LEVEL JET WIND FROM THE SOUTHEAST. THUNDERSTORM ACTIVITY HAS BEEN SLOWLY DECREASING IN INTENSITY AND AREAL COVERAGE DURING THE LAST HOUR AND THE HIGH WINDS ARE EXPECTED TO GRADUALLY ABATE LATER TONIGHT.
Special weather statement, May 29, 11:12 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1100 PM CDT SUN MAY 29 1988 ...VERY HEAVY RAINS SOUTH AND SOUTHWEST OF AUSTIN... AT 11 PM...RADAR ONCE AGAIN SHOWED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINS...OVER THAT AREA BETWEEN SAN MARCOS BLANCO AND JOHNSON CITY. TWO TO THREE INCHES OF RAIN FELL ON THIS AREA EARLIER TONIGHT AND FLOODING WAS PREVIOUSLY REPORTED ALONG THE BLANCO RIVER AND ALONG SOME OF THE CREEKS IN AND AROUND SAN MARCOS. DUE TO THE SLOW MOVEMENT...LOCALIZED FLOODING OF LOW SPOTS IS LIKELY UNTIL 100 AM OR SO...ESPECIALLY IN HAYS AND BLANCO COUNTIES. GUSTY WIND AND SMALL HAIL WILL LIKELY ACCOMPANY SOME OF THESE STORMS. PERSONS OUT IN THE HILL COUNTRY TO THE SOUTHWEST AND WEST OF AUSTIN SHOULD PREPARE FOR THESE STORMS. DO NOT DRIVE INTO FLOODED ROADWAYS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 8:13 PM CDT | Flash Flood Warning | EWX | Comal | 3 hr |
| May 29, 8:24 PM CDT | Flash Flood Warning | EWX | Blanco, Hays | 2 hr |
Nearby
Flash Flood Warnings in Texas, 1988Every flash flood warning in 1988
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.