Alert archive / Texas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 178, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 16, 1987, 7:04 AM CST for Victoria County, Texas. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Nov 16, 1987, 7:04 AM CST (13:04 UTC)
- Expired
- Nov 16, 1987, 8:00 AM CST
- In force
- 56 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.
The nearest sounding before it
Victoria Regiona, TX (KVCT), launched 12:00Z, 1.1 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
- 3540 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 539 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 6.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KVCT 161304
SVRVCT
TXC469-161400-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
704 AM CST MON NOV 16 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 800 AM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH CENTRAL TEXAS
...VICTORIA
A LINE OF THUNDERSTORMS WERE MOVING THROUGH VICTORIA COUNTY. THIS
LINE STARTS FROM NEAR REFUGIO TO VICTORIA TO HALLETTESVILLE. THESE
STORMS HAVE BEEN PRODUCING VERY HEAVY RAINFALL..GUSTY WINDS IN EXCESS
OF 55 MILES AN HOUR...AND FREQUENT LIGHTHEING.
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND FREQUENT LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...FREQUENT LIGHTNING...AND VERY HEAVY RAIN.
HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE
WATER COVERS THE ROAD.
IF THREATING 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.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, Nov 16, 1:49 AM CST, 5 hours 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 149 AM CST MON NOV 16 1987 ...A TORNADO WATCH IS IN EFFECT FOR VAL VERDE COUNTY INCLUDING THE CITY OF DEL RIO UNTIL 800 AM THIS MONDAY MORNING... THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES EITHER SIDE OF A LINE FROM 70 MILES WEST OF COTULLA TEXAS TO COLLEGE STATION TEXAS. AT 145 AM RADAR INDICATED NO PRECIPITATION IN VAL VERDE COUNTY. ISOLATED RAINSHOWERS AND THUNDERSTORMS WERE LOCATED 10 MILES SOUTHWEST OF DEL RIO IN OLD MEXICO. MOVEMENT OF THE THUNDERSTORMS WAS TO THE NORTHEAST AT 20 MPH. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREAa. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Local storm report, Nov 16, 2:28 AM CST, 4 hours 36 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
225 AM CST MON NOV 16 1987
TIME EVENT
BETWEEN POSSIBLE TORNADO TOUCHDOWN OR STRONG THUNDERSTORM WINDS
2 AM AND TOOK ROOF OFF STORE IN INGRAM TEXAS. INGRAM LOCATED JUST
205 AM CST NORTHEAST OF KERRVILLE ON IH 10. REPORT RECEIVED FROM
KERR COUNTY SHERIFF DEPARTMENT.Special weather statement, Nov 16, 4:02 AM CST, 3 hours 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 402 AM CST MON NOV 16 1987 ...VAL VERDE COUNTY IS NO LONGER INCLUDED IN THE TORNADO WATCH AREA ISSUED EARLIER THIS MONDAY MORNING... AT 355 AM RADAR INDICATED ALL PRECIPITATION HAD MOVED EAST OF VAL VERDE COUNTY. RAINSHOWERS WERE DEVELOPING JUST WEST OF DEL RIO TO 35 MILES SOUTH IN OLD MEXICO. SEVERE THUNDERSTORMS ARE NOT EXPECTED TO REDEVELOP IN THE VAL VERDE COUNTY AREA. THE NATION@AL WEATHER SERVICE OFFICE AT THE DEL RIO INTERNATIONAL AIRPORT RECIEVED ONLY .02 INCH OF RAIN AND WIND GUSTS TO 32 MPH DURING THE THUNDERSTORM THAT PASSED THROUGH THE DEL RIO AREA AROUND MID-NIGHT.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 15, 10:25 PM CST | Severe Thunderstorm Warning | EWX | Calhoun | 50 min |
| Nov 16, 1:08 AM CST | Severe Thunderstorm Warning | EWX | Maverick | 67 min |
| Nov 16, 1:21 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Kerr, Real | 69 min |
| Nov 16, 2:05 AM CST | Severe Thunderstorm Warning | EWX | Gillespie | 55 min |
| Nov 16, 2:31 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Uvalde | 59 min |
| Nov 16, 2:56 AM CST | Severe Thunderstorm Warning | EWX | Burnet, Llano | 64 min |
| Nov 16, 2:58 AM CST | Severe Thunderstorm Warning | EWX | Medina | 62 min |
| Nov 16, 2:58 AM CST | Severe Thunderstorm Warning | EWX | Kendall | 62 min |
| Nov 16, 3:20 AM CST | Severe Thunderstorm Warning | EWX | McMullen | 55 min |
| Nov 16, 3:34 AM CST | Severe Thunderstorm Warning | EWX | Bexar | 56 min |
| Nov 16, 3:38 AM CST | Severe Thunderstorm Warning | EWX | Frio | 67 min |
| Nov 16, 3:55 AM CST | Tornado Warning | EWX | Bexar | 65 min |
| Nov 16, 5:04 AM CST | Severe Thunderstorm Warning | EWX | Karnes | 56 min |
| Nov 16, 5:30 AM CST | Severe Thunderstorm Warning | EWX | DeWitt | 60 min |
| Nov 16, 7:36 AM CST | Tornado Warning | EWX | Jackson | 54 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm 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.