Alert archive / Texas / Flash Flood Warnings in 1987
Flash Flood Warning 82, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 13, 1987, 11:15 AM CDT for McMullen County, Texas. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 13, 1987, 11:15 AM CDT (16:15 UTC)
- Expired
- Jun 13, 1987, 1:15 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County McMullen 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
Victoria Regiona, TX (KVCT), launched 12:00Z, 4.3 hours before the alert went out and 172 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
- 1986 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 520 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 7:06 AM CDT, 4 hours 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 710 AM CDT SAT JUN 13 1987 AT 700 AM CDT THIS MORNING A HEAVY THUNDERSTORM WAS LOCATED OVER CENTRAL BEXAR COUNTY WITH LIGHT TO MODERATE SHOWERS OVER THE REST OF BEXAR COUNTY. THE THUNDERSTORM OVER NORTH CENTRAL SAN ANTONIO HAS SHOWN LITTLE MOVEMENT IN THE PAST HOUR. HEAVY RAINS ARE FALLING FROM THIS THUNDERSTORM AND A FLASH FLOOD WARNING MAY BE ISSUED FOR BEXAR COUNTY IF THIS THUNJDERSTORM REMAINS STRONG AND NEARLY STATIONARY. ADDITIONAL STATEMENTS WILL BE ISSUED AS NECESSARY.
Special weather statement, Jun 13, 10:07 AM CDT, 1 hour 8 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, 11:23 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 | Blanco, Burnet, Travis | 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.