Alert archive / Texas / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 11, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 12, 1986, 12:30 AM CST for Victoria County, Texas. It was in force for 60 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 12, 1986, 12:30 AM CST (06:30 UTC)
- Expired
- Mar 12, 1986, 1:30 AM CST
- In force
- 60 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Victoria County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 12, 12:35 AM CST | Hail 1.75 | Victoria, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Victoria Regiona, TX (KVCT), launched 00:00Z, 6.5 hours before the alert went out and 9 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
- 2637 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KVCT 120630 SVRVCT TXC469-120730- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE VICTORIA TX 1230 AM CST WED MAR 12 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 130 AM CST FOR PEOPLE IN THE FOLLOWING COUNTY OF TEXAS...SOUTHEAST VICTORIA AT 1215 AM CST RADAR INDICATED A SEVERE THUNDERSTORM IN THE BLOOMINGTON AREA AND MOVING EAST AT 35 MPH. FREQUENT LIGHTNING..STRONG DAMAGING WIND AND POSSIBLE HAIL MAY ACCOMPANY THIS STORM. 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 SEVERE WEATHER EPISODE.
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, Mar 11, 7:56 PM CST, 4 hours 34 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 745 PM CST TUE MAR 12 1986 ...LINE OF STRONG THUNDERSTORMS MOVING ACROSS THE TEXAS HILL COUNTRY... A TORNADO WATCH IS IN EFFECT FOR MUCH OF SOUTHCENTRAL TEXAS THROUGH 1 AM TONIGHT. AT 745 PM CST A LINE OF STRONG THUNDERSTORMS EXTENDED FROM 50 MILES NORTHWEST OF SAN ANTONIO TO 75 MILES WEST OF SAN ANTONIO MOVING TOWARD THE SOUTHEAST AT 30 TO 35 MPH. MARBLE SIZE HAIL WAS REPORTED IN UVALDE AT 730 PM WHEN THIS LINE OF THUNDERSTORMS PASSED THROUGH THERE AND HONDO REPORTED SMALL HAIL AROUN 745 PM. THIS LINE OF THUNDERSTORMS MAY INCREASE IN INTENSITY AS IT MOVES EASTWARD. THE PRESENT MOVEMENT WOULD PLACE THE LINE OF THUNDERSTORMS IN THE SAN ANTONIO AREA BETWEEN 9 AND 11 PM. HAIL AND GUSTY WINDS ALONG WITH FREQUENT LIGHTNING WILL ACCOMPANY THIS LINE OF THUNDERSTORMS.
Local storm report, Mar 11, 10:39 PM CST, 1 hour 51 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN TX
1030 PM CST TUE MAR 11 1986
TIME REPORT
750 PM SPOTTER REPORTED 1/2 INCH HAIL AT LEANDER..AND A
MEASURED WIND GUST TO 60 MPH AT CEDAR PARK.
754 PM WARNING ISSUED FOR TRAVIS AND WILLIAMSON COUNTIES.
813 PM SPOTTER REPORTED 1/2 INCH HAIL AT CITY PARK OFF 2222.
816 PM SPOTTER REPORTED PEA SIZE HAIL AT OAK HILL..SW OF AUS.
820 PM PUBLIC REPORTED PEA TO MARBLE SIZE HAIL 5NW AUSTIN.
918 PM PEAK WIND GUST TO 51 MPH RECORDED AT AUSTIN AIRPORT.
END/JVDLocal storm report, Mar 11, 10:39 PM CST, 1 hour 51 minutes before
STORM REPORT NATIONAL WEATHER SERVICE SAN ANTONIO TX 1040 PM CST TUE MAR 11 1986 TIME EVENT PM CST 800 3/4" HAIL AT HONDO IN MEDINA COUNTY 815 1" HAIL AT HELOTES IN WEST BEXAR COUNTY 840 3/4" HAIL IN NORTHERN SAN ANTONIO IN NORTH BEXAR COUNTY 925 BASEBALL SIZE HAIL AT FLORESVILLE IN WILSON COUNTY
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 8:00 PM CST | Severe Thunderstorm Warning | EWX | Travis, Williamson | 60 min |
| Mar 11, 8:11 PM CST | Severe Thunderstorm Warning | EWX | Bexar | 64 min |
| Mar 11, 8:11 PM CST | Severe Thunderstorm Warning | EWX | Medina | 34 min |
| Mar 11, 9:11 PM CST | Severe Thunderstorm Warning | EWX | Guadalupe, Wilson | 64 min |
| Mar 11, 9:32 PM CST | Severe Thunderstorm Warning | EWX | Gonzales | 58 min |
| Mar 11, 10:19 PM CST | Severe Thunderstorm Warning | EWX | DeWitt, Lavaca | 56 min |
| Mar 11, 11:11 PM CST | Severe Thunderstorm Warning | EWX | Lavaca | 35 min |
| Mar 12, 12:27 AM CST | Severe Thunderstorm Warning | EWX | Lavaca | 63 min |
| Mar 12, 1:00 AM CST | Severe Thunderstorm Warning | EWX | Calhoun | 60 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.