Alert archive / Texas / Flash Flood Warnings in 1986
Flash Flood Warning 35, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 6, 1986, 8:27 PM CDT for Gillespie County, Texas. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 6, 1986, 8:27 PM CDT (01:27 UTC)
- Expired
- Jun 6, 1986, 11:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Gillespie 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, 1.5 hours before the alert went out and 211 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
- 3153 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1285 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 69 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 070127 FFWAUS TXC171-070430- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN TX 827 PM CDT FRI JUN 6 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1130 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF TEXAS...GILLESPIE AT 815 PM CDT HEAVY THUNDERSTORM WERE MOVING ACROSS GILLESPIE COUNTY. THUNDERSTORMS WERE SCATTERED OVER THE AREA FROM JUST WEST OF JOHNSON CITY WESTWARD ACROSS GILLESPIE COUNTY TO NEAR MASON.. JUNCTION AND KERRVILLE. THUNDERSTORMS HAVE PRODUCED RAINS OF ABOUT FOUR INCHES IN NORTHWEST PART OF THE COUNTY NEAR DOSS. THESE THUNDERSTORMS ARE MOVING SOUTHEAST AT NEAR 10 MPH AND HAVE DECREASED A LITTLE DURING THE LAST HOUR. REMEMBER THAT DEATHS DURING FLASH FLOODING ARE OFTEN RELATED TO MOTORISTS DRIVING THROUGH FLOODED LOW WATER CROSSINGS. IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE IMMEDIATELY AND YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE. PLEASE LISTEN TO YOUR LOCAL RADIO..TV..OR NOAA WEATHER RADIO FOR LATER STATEMENTS REGARDING THIS HEAVY RAIN EPISODE.
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 6, 5:00 PM CDT, 3 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 500 PM CDT FRI JUN 6 1986 AT 455 PM CDT RADAR INDICATED A LINE OF THUNDERSTORMS FROM 25 MILES WEST OF DEL RIO TO 80 MILES SOUTHWEST OF DEL RIO. THESE STORMS WERE MOVING TO THE EAST AT 10 MILES AN HOUR. HEAVY RAIN..SMALL HAIL..STRONG WINDS..AND FREQUENT LIGHTNING ARE POSSIBLE WITH THESE STORMS. LISTEN TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER STATEMENTS AND POSSIBLE WA>RNINGS.
Special weather statement, Jun 6, 6:29 PM CDT, 1 hour 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
630 PM CDT FRI JUN 6 1986
...THUNDERSTORMS THREATENING SOUTH CENTRAL TEXAS...
AT 625 PM CDT..NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS EXTENDING FROM NEAR MASON TO JUST WEST OF JUNCTION AND
INTO EXTREME NORTHERN EDWARDS COUNTY. A FEW OF THE STORMS WITHIN THE
LINE WERE QUITE STRONG..PRODUCING VERY HEAVY RAINFALL. THE STRONGEST
THUNDERSTORM WAS LOCATED JUST SOUTHWEST OF MASON. THE ENTIRE LINE WAS
MOVING EAST AT 15 MILES AN HOUR.
THIS LINE HAS DEVELOPED ALONG THE LEADING EDGE OF RAIN-COOLED AIR
PRODUCED FROM THUNDERSTORMS NEAR THE SAN ANGELO AND ABILENE AREAS. THE
TENDENCY OVER THE PAST FEW HOURS HAS BEEN FOR THIS LINE TO DEVELOP
TOWARD THE SOUTHWEST..THEREBY POSING MORE OF A THREAT TO PERSONS IN
EDWARDS..REAL AND KERR COUNTIES. EARLIER THIS AFTERNOON..RAINFALL IN
EXCESS OF TWO INCHES FELL NEAR OZONA AS THIS LINE MOVED THROUGH.
<
RESIDENTS OF SOUTH CENTRAL TEXAS..ESPECIALLY IN THE COUNTIES OF EDWARDS
..REAL AND KERR SHOULD MONITOR THE WEATHER CLOSELY FOR THE NEXT FEW
HOURS. THE STRONGER THUNDERSTORMS CAN BE EXPECTED TO PRODUCE HEAVY
RAIN..FREQUENT LIGHTNING..STRONG GUSTY WIND AND POSSIBLE SMALL HAIL AS
THEY CONTINUE TO MOVE EAST. STAY TUNED TO LOCAL RADIO..TELEVISION OR
NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR WARNINGS.Special weather statement, Jun 6, 6:33 PM CDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 625 PM CDT FRI JUN 06 1986 ...ISOLATED HEAVY THUNDERSTORM OVER PARTS OF THE HILL COUNTRY... AT 620 PM CDT RADAR INDICATED ISOLATED VERY HEAVY THUNDERSTORMS FROM NORTH OF FREDERICKSBURG NORTHWEST THROUGH THE MASON AND BRADY AREA TO SOUTHEAST OF SAN ANGELO. OTHER ISOLATED THUNDERSTORMS WERE LOCATED NEAR TAYLOR AND NORTH OF COLLEGE STATION WITH ONLY LIGHT RAIN FROM THE KILLEEN AND LAMPASAS AREA TO NEAR HAMILTON. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT NEAR 10 MPH. FLOODING OF LOW WATER CROSSINGS IS POSSIBLE OVER SOUTHWESTERN LLANO AND NORTHERN GILLESPIE COUNTIES. THERE IS ALSO THE POSSIBILITY OF SOME LOW WATER CROSSINGS FLOODED IN LAMPASAS AND MILLS FROM HEAVY THUNDERSTORMS IN THIS AREA LATE THIS AFTERNOON. TRAVEL WITH CAUTION IN THESE AREAS THE NEXT FEW HOURS.
Special weather statement, Jun 6, 7:43 PM CDT, 44 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 745 PM CDT FRI JUN 6 1986 A LINE OF THUNDERSTORMS WAS MOVING SOUTHEAST INTO NORTHERN EDWARDS AND KERR COUNTIES. REPORTS FROM LOCATIONS WITHIN KIMBLE COUNTY TO THE NORTH INDICATED THAT SOME OF THESE THUNDERSTORMS PRODUCED RAIN OF NEAR TWO INCHES IN LESS THAN AN HOUR. THE STRONGEST STORMS EXTENDED FROM EAST OF JUNCTION IN KIMBLE COUNTY TO JUST NORTH OF ROCKSPRINGS IN EDWARDS COUNTY. RESIDENTS OF EDWARDS..KERR AND REAL COUNTIES SHOULD REMAIN ALERT TO THE POSSIBILITY OF HEAVY RAIN. LOW-LYING OR FLOOD-PRONE AREAS..ESPECIALLY NEAR THE HEADWATERS OF THE GUADALUPE RIVER ARE PARTICULARLY VULNERABLE. GROUND CONDITIONS ACROSS THE AREA ARE STILL RATHER MOIST FROM THE RAINS OF EARLIER THIS WEEK..SO HEAVY RAIN IS LIKELY TO PRODUCE RAPID RUNOFF ..THUS ADDING TO ANY FLOOD PROBLEMS. STAY TUNED TO NOAA WEATHER RADIO FOR ADDITIONAL STATEMENTS OR WARNINGS.
Special weather statement, Jun 6, 8:23 PM CDT, 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 823 PM CDT FRI JUN 6 1986 STRONG THUNDERSTORMS WITH HEAVY RAINS WERE ABOUT 20 MILES NORTHEAST OF LOMA ALTA ON HIGHWAY 277. THE HEAVY RAINS CONTINUED IN THIS AREA FOR ABOUT 2 HOURS. SOME REPORTS OF UP TO 2 AND 1/2 INCHES HAVE BEEN REPORTED WITH THESE THUNDERSTORMS IN A HOUR. PERSONS DRIVING ON HIGHWAY 277 NORTH..OR VACATIONING ALONG THE DRY DEVILS RIVER IN THE NORTHEAST PART OF VAL VERDE COUNTY SHOULD BE ALERT TO THE POSSIBILITY OF FLOODED LOW WATER CROSSINGS..OR RAPID RISES OF WATER IN DRAWS AND CREEK BEDS. IF YOU OBSERVE ANY AMOUT WATER COMING DOWN A DRAW OR CREEK BED IN NORTHEAST PART OF VAL VERDE COUNTY..DO NOT WAIT..MOVE TO HIGHER GROUND IMMEDIATELY. A SMALL TRICKLE CAN BECOME A LIFE THREATING TORRENT OF WATER IN MINUTES. YOU SHOULD REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR TO THE NATIONAL WEATHER SERVICE.
Special weather statement, Jun 6, 8:24 PM CDT, 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 823 PM CDT FRI JUN 6 1986 STRONG THUNDERSTORMS WITH HEAVY RAINS WERE ABOUT 20 MILES NORTHEAST OF LOMA ALTA ON HIGHWAY 277. THE HEAVY RAINS CONTINUED IN THIS AREA FOR ABOUT 2 HOURS. SOME REPORTS OF UP TO 2 AND 1/2 INCHES HAVE BEEN REPORTED WITH THESE THUNDERSTORMS IN A HOUR. PERSONS DRIVING ON HIGHWAY 277 NORTH..OR VACATIONING ALONG THE DRY DEVILS RIVER IN THE NORTHEAST PART OF VAL VERDE COUNTY SHOULD BE ALERT TO THE POSSIBILITY OF FLOODED LOW WATER CROSSINGS..OR RAPID RISES OF WATER IN DRAWS AND CREEK BEDS. IF YOU OBSERVE ANY AMOUNT WATER COMING DOWN A DRAW OR CREEK BED IN NORTHEAST PART OF VAL VERDE COUNTY..DO NOT WAIT..MOVE TO HIGHER GROUND IMMEDIATELY. A SMALL TRICKLE CAN BECOME A LIFE THREATING TORRENT OF WATER IN MINUTES. YOU SHOULD REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR TO THE NATIONAL WEATHER SERVICE.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 10:29 PM CDT | Flash Flood Warning | EWX | Blanco | 91 min |
| Jun 6, 10:36 PM CDT | Flash Flood Warning | EWX | Edwards | 2 hr |
| Jun 6, 11:09 PM CDT | Flash Flood Warning | EWX | Bexar | 111 min |
| Jun 7, 12:55 AM CDT | Flash Flood Warning | EWX | Val Verde | 2 hr |
Nearby
Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986
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.