Alert archive / Texas / Flash Flood Warnings in 1986
Flash Flood Warning 24, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 2, 1986, 5:41 PM CDT for Bexar County, Texas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1986, 5:41 PM CDT (22:41 UTC)
- Expired
- Jun 2, 1986, 9:45 PM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Bexar 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, 10.7 hours before the alert went out and 171 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
- 836 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- -16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 022241 FFWSAT TXC029-030245- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 541 PM CDT MON JUN 2 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 945 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTH CENTRAL TEXAS...BEXAR AT 530 PM A STRONG THUNDERSTORM WAS CAUSING VERY HEAVY RAINS OVER NORTHERN BEXAR COUNTY. THIS THUNDERSTORM IS DRIFTING SLOWLY EAST AND WILL CAUSE FLASH FLOOD CONDITIONS MAINLY OVER THE NORTHERN PART OF THE COUNTY. OVER ONE HALF INCH OF RAIN FELL IN LESS THAN 5 MINUTES WITH THIS STORM. LOW WATER CROSSINGS AND LOW AREAS IN THE ROADWAY WILL BE FLOODED. PEOPLE LIVING IN FLOOD PRONE AREAS SHOULD BE ALERT FOR POSSIBLY MOVING TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR HAS BEEN REPORTED. TAKE NECESSARY PRECAUTIONS AS REQUIRED TO PROTECT LIFE AND PROPERTY. REMEMBER..DEATHS DURING FLASH FLOODING ARE FREQUENTLY RELATED TO MOTORISTS DRIVING INTO FLOODED LOW WATER CROSSINGS. DANGEROUS LIGHTNING AND GUSTY WINDS OFTEN ACCOMPANY FLASH FLOOD PRODUCING THUNDERSTORMS. IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE IMMEDIATELY. 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 STATION FOR LATER STATEMENTS OR WARNINGS REGARDING THIS HEAVY RAIN EVENT.
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 2, 12:22 PM CDT, 5 hours 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1210 PM CDT MON JUN 02 1986 FLASH FLOOD WATCH IS IN EFFECT FOR AUSTIN AND THE HILL COUNTRY. AT 1205 PM CDT..WIDELY SCATTERED SHOWERS AND THUNDERSHOWERS WERE INDICATED IN SOUTH TEAS FROM EAST OF DEL RIO ..COTULLA..TO CORPUS CHRISTI AND ALONG THE TEXAS MIDDLE COAST INLAND TO NORTH OF WHARTON. THE STORMS MOVING NORTH 15 MILES AN HOUR. SIGNIFICANT RAINFALL DOES NOT APPEAR LIKELY WITHIN THE WATCH AREA FOR THE NEXT FEW HOURS..ANOTHER UPPER AIR DISTURBANCE IS FORECAST TO MOVE TOWARD SOUTH TEXAS FROM MEXICO LATER THIS AFTERNOON. IN ADDITION.. AFTERNOON SURFACE HEATING WILL LIKELY AID SHOWER DEVELOPMENT WITHIN THE ALREADY EXTREMELY MOIST AND UNSTABLE AIR MASS ANCHORED OVER THE AREA. REMBER..GROUND CONDITIONS WITHIN THE WATCH AREA ARE NEAR SATURATION. AS A RESULT..ANY ADDITIONAL RAINFALL WILL RUNOFF QUICKLY..THEREBY PODUCING MODERATE RISES ON MANY OF THE ALREADY SWOLLEN RIVERS ANDs STREAMS.
Special weather statement, Jun 2, 2:34 PM CDT, 3 hours 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1210 PM CDT MON JUN 02 1986 FLASH FLOOD WATCH IS IN EFFECT FOR AUSTIN AND THE HILL COUNTRY. AT 230 PM CDT...A LINE OF THUNDERSTORMS HAVE DEVELOPED DURING THE PASS HOUR EXTENDING FROM HILLSBORO LOCATED NORTH OF WACO TO WACO .. SAN SABA TO JUNCTION. SHOWERS AND THUNDERSTORMS HAVE DEVELOPED WEST OF AUSTIN IN THE HILL COUNTRY. MOVEMENT GENERALLY NORTHEAST AT 15 MILES AN HOUR. FREQUENT LIGHTNING..HAIL AND STRONG GUSTY WINDS MAY ACCOMPANY SOME OF THESE THUNDERSTORMS. LOCALLY HEAVY RAINFALL AND FLOODING OFTEN ARE ASSOCIATED WITH SLOW MOVING THUNDERSTORMS. REMEMBER..SEVERE WEATHER OFTEN DEVELOPS QUICKLY AND WITH LITTLE ADVANCE WARN,ING..SO PLEASE STAY TUNED TO YOUR LOCAL RADIO..TV OR NOAA WEATHER RADIO STATION FOR FURTHER ADVISORIES.
Special weather statement, Jun 2, 2:38 PM CDT, 3 hours 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 225 PM CDT MON JUNE 02 1986 FLASH FLOOD WATCH IS IN EFFECT FOR AUSTIN AND THE HILL COUNTRY. AT 230 PM CDT...A LINE OF THUNDERSTORMS HAVE DEVELOPED DURING THE PASS HOUR EXTENDING FROM HILLSBORO LOCATED NORTH OF WACO TO WACO .. SAN SABA TO JUNCTION. SHOWERS AND THUNDERSTORMS HAVE DEVELOPED WEST OF AUSTIN IN THE HILL COUNTRY. MOVEMENT GENERALLY NORTHEAST AT 15 MILES AN HOUR. FREQUENT LIGHTNING..HAIL AND STRONG GUSTY WINDS MAY ACCOMPANY SOME OF THESE THUNDERSTORMS. LOCALLY HEAVY RAINFALL AND FLOODING OFTEN ARE ASSOCIATED WITH SLOW MOVING THUNDERSTORMS. REMEMBER..SEVERE WEATHER OFTEN DEVELOPS QUICKLY AND WITH LITTLE ADVANCE 3WARNING..SO PLEASE STAY TUNED TO YOUR LOCAL RADIO..TV OR NOAA WEATHER RADIO STATION FOR FURTHER ADVISORIES.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 2:01 PM CDT | Flash Flood Warning | EWX | Dimmit | 3 hr |
| Jun 2, 2:36 PM CDT | Flash Flood Warning | EWX | Maverick | 2 hr |
| Jun 2, 6:21 PM CDT | Flash Flood Warning | EWX | Lavaca | 4 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.