Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 87, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 13, 1987, 2:28 PM CDT for Blanco County, Burnet County, Travis County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 13, 1987, 2:28 PM CDT (19:28 UTC)
- Expired
- Jun 13, 1987, 5:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Blanco County, TX, Burnet County, TX, Travis 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
Stephenville/Cla, TX (KSEP), launched 12:00Z, 7.5 hours before the alert went out and 195 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
- 485 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 565 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAUS 131928 FFWAUS TXC031-053-453-491-132230- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN TX 228 PM CDT SAT JUN 13 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 530 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF TEXAS...BLANCO...SOUTHERN BURNET...WESTERN TRAVIS AND WESTERN WILLIAMSON AT 225 PM CDT INTENSE THUNDERSTORMS WERE ONCE AGAIN MOVING INTO THE PREVIOUS MENTIONED COUNTIES. THAT SAME PARTICULAR AREA HAD RAINS OF OVER 2 INCHES LAST NIGHT AND IT APPEARS LIKELY THAT AN ADDITIONAL 2 INCHES IS POSSIBLE IN THE NEXT HOUR OR SO. THIS IS A DANGEROUS SITUATION. TAKE APPROPRIATE ACTION. REMEMBER THAT DEATHS DURING FLASH FLOODING ARE OFTEN RELATED TO MOTORISTS DRIVING THROUGH FLOODED LOW WATER CROSSINGS.
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, Jun 13, 10:07 AM CDT, 4 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1000 AM CDT SAT 13 JUN 1987 ...SEVERAL SMALL AREAS OF HEAVY RAIN CONTINUE TO PLAGUE CENTRAL TEXAS... MODERATE SHOWERS ARE MOVING SOUTH OUT OF GILLESPIE COUNTY... BUT RAIN DURING THE PAST 3 HOURS HAS TOTALED 1 TO 2 INCHES AVERAGE OVER THE COUNTY. ANOTHER LARGER AREA AND MORE SIGNIFICANT AREA OF HEAVY RAIN IS LOCATED IS EASTERN CALDWELL COUNTY AND SOUTHERN BASTROP COUNTY... MOVING INTO FAYETTE COUNTY. CEDAR CREEK MEASURED 21/4 INCHES OF RAIN WITH THIS STORM BETWEEN 7 AND 830 AM THIS MORNING. THIS STORM IS MOVING VERY SLOWLY EAST AND WILL LIKELY CAUSE SOME LOCALIZED FLASH FLOODING OF CREEKS AND SMALL STREAMS FOR THE NEXT F;EW HOURS. OTHER HEAVY RAIN EXTENDS FROM GEORGETOWN TO TAYLOR AND CALDWELL. THESE HEAVY RAIN AREAS SEEM TO FLARE VERY QUICKLY TODAY... SO ALL RESIDENTS OF CENTRAL TEXAS SHOULD REMAIN ALERT FOR HEAVY RAIN.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 10:17 PM CDT | Flash Flood Warning | EWX | Blanco, Gillespie | 3 hr |
| Jun 12, 10:17 PM CDT | Flash Flood Warning | EWX | Burnet, Hays, Travis, Williamson | 3 hr |
| Jun 13, 7:20 AM CDT | Flash Flood Warning | EWX | Bexar, Medina | 4 hr |
| Jun 13, 8:21 AM CDT | Flash Flood Warning | EWX | Atascosa | 3 hr |
| Jun 13, 11:15 AM CDT | Flash Flood Warning | EWX | McMullen | 2 hr |
| Jun 13, 11:23 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell | 3 hr |
| Jun 13, 12:06 PM CDT | Flash Flood Warning | EWX | Kinney, Uvalde | 3 hr |
| Jun 13, 12:16 PM CDT | Flash Flood Warning | EWX | Travis | 3 hr |
| Jun 13, 1:46 PM CDT | Flash Flood Warning | EWX | Kerr, Real | 3 hr |
| Jun 13, 2:28 PM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| Jun 13, 5:05 PM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
Nearby
Flash Flood Warnings in Texas, 1987Every flash flood warning in 1987
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.