Alert archive / Texas / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 87, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Oct 11, 1986, 10:47 PM CDT for Kinney County, Texas. It was in force for 73 min.
The area
The counties it named.
The facts
- Issued
- Oct 11, 1986, 10:47 PM CDT (03:47 UTC)
- Expired
- Oct 12, 1986, 12:00 AM CDT
- In force
- 73 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Kinney 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, 3.8 hours before the alert went out and 41 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
- 1200 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 120347 SVRSAT TXC271-120500- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANTONIO TX 1047 PM CDT SAT OCT 11 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1200 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF TEXAS...KINNEY A SEVERE THUNDERSTORM IS LOCATED ALONG THE RIO GRANDE RIVER IN WESTERN KINNEY COUNTY. THIS SEVERE THUNDERSTORM IS MOVING EAST AT 10 TO 15 MPH. THIS THUNDERSTORM CONTAINS DAMAGING WINDS..HEAVY RAIN AND FREQUENT LIGHTNING...IT MAY ALSO CONTAIN LARGE HAIL. RESIDENTS IN WESTERN KINNEY COUNTY...ESPECIALLY THOSE LIVING ALONG HIGHWAY 277...SHOULD BE ALERT FOR THIS SEVERE THUNDERSTORM. FREQUENT LIGHTNING..STRONG DAMAGING WINDS AND LARGE HAIL WILL LIKELY OCCUR IN THIS STORM. IN ADDITION..LOCALLY HEAVY RAINFALL AND FLOODING OFTEN ACCOMPANY SEVERE THUNDERSTORMS. REMEMBER..SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO WARNING. 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 SEVERE WEATHER EVENT.
What forecasters said that day
The local office's own words before this severe thunderstorm 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, Oct 11, 7:41 PM CDT, 3 hours 6 minutes before
SJT SP 0034 30 SCT E250 BKN 12T 0506/988/TB32 N MOVG SE LTGICCG N-NE
Special weather statement, Oct 11, 8:09 PM CDT, 2 hours 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 810 PM CDT SAT OCT 12 1986 AT 805 PM CDT A VERY STRONG THUNDERSTORMS WERE LOCATED 10 MILES WEST OF DEL RIO AND WAS MOVING TO THE EAST AT ABOUT 25 MILES AN HOUR. VERY STRONG GUSTY WINDS CAN BE EXPECTED AS THE STORMS MOVES THOUGH THE AREA. BOATERS ON LAKE AMISTAD SHOULD SEEK SAFE HARBOR. THESE THUNDERSTORMS COULD PRODUCE BRIEF HEAVY RAINFALL AND STRONG LIGHTNING STRIKES. EVERYONE SHOULD MONITOR THE WEATHER CLOSELY AND BE PREPARED TO TAKE SHELTER IF NECESSARY. YOUR NATIONAL WEATHER SERVICE WILL ISSUE ADDITIONAL STATEMENTS AS CONDITIONS WARRANT.
Special weather statement, Oct 11, 8:45 PM CDT, 2 hours 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 830 PM CDT SAT OCT 11 1986 ...STRONG COLD FRONT MOVING THROUGH THE TEXAS HILL COUNTRY PROMISES TO BRING A MAJOR WEATHER CHANGE TO SOUTH CENTRAL TEXAS... A STRONG COLD FRONT IS MOVING THROUGH THE TEXAS HILL COUNTRY AND SHOULD BRING A MAJOR CHANGE IN WEATHER TO SOUTH CENTRAL TEXAS...INCLUDING BEXAR AND SURROUNDING COUNTIES. THE COLD FRONT IS LOCATED BETWEEN SAN ANGELO AND JUNCTION AND IS MOVING SOUTH ABOUT 25 MPH. AT THE PRESENT RATE OF MOVEMENT THE COLD FRONT SHOULD MOVE THROUGH THE SAN ANTONIO METROPOLITAN AREA ABOUT 3 AM IN THE MORNING. THE COLD FRONT MOVED RAPIDLY THROUGH THE TEXAS PANHANDLE DURING THE DAY. THE COLDER AIR SLAMMED INTO THE AMARILLO AREA ABOUT 9 AM THIS MORNING ON NORTH WINDS GUSTING TO OVER 35 MPH. LIGHT RAIN AT AMARILLO SOON BECAME MIXED WITH ICE PELLETS AS THE TEMPERATURE FELL INTO THE UPPER 30S. THE FRONT MOVED THROUGH THE LUBBOCK AREA ABOUT NOON WITH STRONG WINDS AND THUNDERSTORMS AND MOVED THROUGH THE MIDLAND AND ABILENE DURING THE LATE AFTERNOON. THUNDERSTORMS ARE BEGINNING TO FORM ALONG THE FRONT AND WILL MOVE SOUTHEAST THROUGH THE TEXAS HILL COUNTRY AND ADJOINING AREAS. TONIGHT...STRONG GUSTY WINDS WILL ALSO ACCOMPANY THE FRONT AND THUNDERSTORMS. BOATERS ARE URGED TO BE ALERT FOR THE FRONT AND THUNDERSTORMS. SOUTH WINDS 10 TO 15 MPH WILL SHIFT RAPIDLY TO THE NORTH AND COULD GUST TO OVER 30 MPH. TEMPERATURES WILL LOWER BEHIND THE FRONT. READINGS IN THE TEXAS HILL COUNTRY SHOULD BE IN THE UPPER 50S TONIGHT AND REMAIN NEAR THE 60 DEGREE LEVEL SUNDAY. THE MERCURY IN THE SAN ANTONIO AREA SHOULD RISE TO ONLY THE MID 60S SUNDAY. GUSTY NORTH WINDS 15 TO 25 ;MPH WILL MAKE SUNDAY SEEM ESPECIALLY COOL.
Special weather statement, Oct 11, 9:00 PM CDT, 1 hour 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 900 PM CDT SAT OCT 12 1986 AT 855 PM CDT MODERATE THUNDERSTORMS WERE MOVING EASTWARD JUST TO THE NORTH OF DEL RIO. ADDITIONAL THUNDERSTORMS ARE IN THE FORECAST FOR TONIGHT AS A COLD FRONT MOVES THROUGH THE AREA. THE COLD FRONT IS EXPECTED TO MOVE THROUGH DEL RIO NEAR MIDNIGHT. STRONG GUSTY NORTH WINDS CAN BE EXPECTED WITH THIS COLD FRONT. A LAKE WIND ADVISORY IS IN EFFECT FOR LAKE AMOISTAD FOR TONIGHT. BOATERS SHOULD REMAIN CLOSE TO SAFE HARBOR. EVERYONE MAY WANT TO SECURE TRASH CANS..LAWN CHAIRS AND OTHER LOOSE ITEMS OUTDOORS...BEFOR RETIRING TONIGHT.
Special weather statement, Oct 11, 9:58 PM CDT, 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 1000 PM CDT SAT OCT 12 1986 AT 955 PM CDT AN AREA OF THUNDERSTORMS EXTENDED FROM DEL RIO TO LOMA ALTA...TO JUNO AND COMSTOCK AND SOUTHWEST INTO MEXICO. THE STRONGEST THUNDERSTORMS WERE LOCATED 15 MILES SOUTHWEST OF DEL RIO. THE THUNDERSTORMS WERE MOVING TO THE EAST AT ABOUT 25 MILES AN HOUR. STRONG GUSTY WINDS...DANGEROUS LIGHTNING AND HEAVY RAIN CAN BE EXPECTED WITH THESE THUNDERSTORMS. EVERYONE SHOULD REMAIN ALERT FOR THREATNING WEATHER ESPECIALLY BOATERS ON LAKE AMISTAD. MOTORISTS SHOULD NOT DRIVE INTO FLOODED LOW WATER CROSSINGS. ADDITIONAL STATEMENTS OR WARNINGS WILL BE ISSUED BY YOUR NATIONAL WEATHER SERVICE AS CONDITIONS WARRANT.
Special weather statement, Oct 11, 10:07 PM CDT, 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 1005 PM CDT SAT OCT 11 1986 ...PRE-FRONTAL THUNDERSTORMS CONTINUE TO MOVE INTO CENTRAL TEXAS... AT 10 PM...RADAR SHOWED A LINE OF THUNDERSTORMS FROM JUST NORTH OF WACO PAST SAN SABA AND BRADY TO THE DEL RIO AREA. THE LINE IS MOVING TOWARDS THE SOUTHEAST AT 20 MPH. PERSONS IN THE HILL COUNTRY SHOULD BE PREPARED FOR STRONG GUSTY WINDS AND BRIEF HEAVY RAINS AHEAD OF THE FRONT. SHIFTING AND GUSTY NORTH WINDS AFTER FRONTAL PASSAGE...WITH MUCH COOLER TEMPERATURES. AT THE PRESENT RATE OF MOVEMENT...THE COLD FRONT SHOULD MOVE THROUGH THE CAPITAL AREA...BETWEEN MIDNIGHT AND 3 AM.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 3:11 AM CDT | Flash Flood Warning | EWX | Travis | 3 hr |
| Oct 12, 3:57 AM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 63 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1986Every severe thunderstorm 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.