Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 129, NWS Fort Worth, TX

April 4, 1986Titus County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 4, 1986, 5:59 PM CST for Titus County, Texas. It was in force for 61 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
Apr 4, 1986, 5:59 PM CST (23:59 UTC)
Expired
Apr 4, 1986, 7:00 PM CST
In force
61 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Titus 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

TimeReportWhereRemark
Apr 4, 6:11 PM CSTHail 1.75Titus, 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

Longview/Gregg, TX (KGGG), launched 12:00Z, 12.0 hours before the alert went out and 102 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.

Skew-T log-pSkew-T log-p diagram, Longview/Gregg, TX at 12:00Z on 1986-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 724 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Longview/Gregg, TX at 12:00Z on 1986-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 327 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
724 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
594 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
327 m²/s²
0-3 km storm-relative helicity
230 m²/s²
Significant tornado parameter
0.8
Supercell composite
6.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Apr 4, 12:19 PM CST, 5 hours 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1215 PM CST FRI APR 4 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF NORTH CENTRAL
AND NORTHEAST TEXAS UNTIL 3 PM THIS FRIDAY AFTERNOON. THE SEVERE
THUNDERSTORM WATCH DOES INCLUDE THE DALLAS-FORT WORTH METROPLEX.
A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR NORTHERN PORTIONS OF NORTH
TEXAS EAST OF A GAINESVILLE TO DECATUR LINE UNTIL 6 PM THIS EVENING.

AT 1215 PM..WEATHER SERVICE RADAR INDICATED SCATTERED THUNDERSTORMS
FROM MCKINNEY..TO THE DALLAS FORT WORTH AIRPORT..TO CLEBURNE. THE
STRONGEST THUNDERSTORMS WERE DETECTED NEAR THE DALLAS FORT WORTH AIRPORT
AND OVER BURLESON.  MOVEMENT WAS TO THE NORTHEAST AT 15 MILES AN HOUR.

AT THE CURRENT TIME..NO THREATENING WEATHER HAS BEEN OBSERVED IN THE
SEVERE THUNDERSTORM WATCH AREA.  HOWEVER..WARM..MOIST..AND HIGHLY
VOLATILE GULF AIR CONTINUES TO STREAM INTO THE WATCH AREA RESULTING
IN FAVORABLE CONDITIONS FOR THE DEVELOPMENT OF STRONG THUNDERSTORMS
THE REMAINDER OF THIS AFTERNOON.

RESIDENTS LIVING IN NORTH CENTRAL AND NORTHEAST TEXAS SHOULD REMAIN
ALERT FOR DEVELOPING THUNDERSTORMS THE REST OF TODAY. REMEMBER
IF THREATENING WEATHER IS SIGHTED OR A WARNI9NG ISSUED FOR YOUR AREA..
SEEK REINFORCED SHELTER.  MEANWHILE..IF FLOOD WATERS ARE OBSERVED
RISING AT YOUR LOCATION..MOVE TO HIGHER GROUND IMMEDIATELY.

STAY TUNED FOR ADDITIONAL INFORMATION BY TUNING TO NOAA WEATHER RADIO..
LOCAL RADIO OR TV.
Special weather statement, Apr 4, 1:17 PM CST, 4 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
115 PM CST FRI APR 4 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF NORTH CENTRAL
AND NORTHEAST TEXAS INCLUDING THE DALLAS-FORT WORTH METROPLEX UNTIL
3 PM THIS FRIDAY AFTERNOON. A FLASH FLOOD WATCH ALSO REMAINS POSTED
FOR NORTHERN PORTIONS OF NORTH TEXAS EAST OF A GAINESVILLE TO DECATUR
LINE UNTIL 6 PM THIS EVENING.

AT 115 PM..WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
OCCURRING OVER THE SOUTHERN BORDER OF THE DALLAS AND TARRANT COUNTY
LINE. ANOTHER STRONG THUNDERSTORM WAS DETECTED NEAR CLEBURNE.
OTHER THUNDERSHOWERS WERE NOTED OVER LAKE LEWISVILLE NORTH OF DALLAS
AND SOUTH OF STEPHENVILLE IN HAMILTON COUNTY.  MOVEMENT WAS NORTHEAST
AT 25 MILES AN HOUR.

AT THE CURRENT TIME..NO WARNINGS HAVE BEEN ISSUED IN THE SEVERE
THUNDERSTORM WATCH AREA.  HOWEVER..WARM..MOIST..AND HIGHLY UNSTABLE
GULF AIR CONTINUES TO POUR INTO NORTH CENTRAL AND NORTHEAST TEXAS.
CONDITIONS WILL REMAIN FAVORABLE FOR THE DEVELOPMENT OF POTENTIALLY
SEVERE THUNDERSTORMS THE REMAINDER OF THIS AFTERNOON.

RESIDENTS LIVING IN THE WATCH AREA SHOULD REMAIN ALERT FOR DEVELOPING
THUNDERSTORMS THE REMAINDER OF OF TODAY. REMEMBER IF THREATENING
WEATHER IS SIGHTED OR A WARNING ISSUED FOR YOUR VICINITY..SEEK
REINFORCED SHELTER.  MEANWHILE..IF FLOOD WATERS ARE OBSERVED RISING
AT YOUR LOCATION..MOVE TO HIGHER GROUND IMMEDIATELY.

STAY TUNED TO NOAA WEATHER RADIO..LOkCAL RADIO..AND TV FOR ADDITIONAL
INFORMATION ON THIS DEVELOPING WEATHER SITUATION.
Special weather statement, Apr 4, 3:19 PM CST, 2 hours 40 minutes before
^FTWSPSACT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
310 PM CST FRI APR 4 1986

...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CST THIS EVENING FOR
   BOSQUE..HILL...LIMESTONE..CORYELL..MCLENNAN AND LEON COUNTIES OF
   CENTRAL TEXAS...

AT 3PM CST WACO WEATHER RADAR SHOWED A LINE OF STRONG THUNDERSTORMS
FROM NORTHEAST OF DALLAS TO CLEBURNE TO MERIDIAN TO HAMILTON TO JUST
NORTH OF SAN SABA.  MOVEMENT OF THE LINE WAS EAST AT 5 MPH WHILE THE
INDIVIDUAL STORMS MOVED NORTHEAST AT 25 MPH.  THE STRONGEST STORMS IN
CENTRAL TEXAS WERE ALONG THE BOSQUE..SOMMERVILLE COUNTY LINE AND IN
WESTERN BOSQUE COUNTY 15 MILES WEST NORTHWEST OF MERIDIAN.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DAMAGING THUNDERSTORM WINDS
HEAVY RAINS..HAIL..DANGEROUS LIGHTNING AND POSSIBLE TORNADOES.  PERSONS
IN THE WATCH AREA SHOULD REMAIN ALERT FOR THE DEVELOPEMENT OF SEVERE
WEATHER.  STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS.
Special weather statement, Apr 4, 5:08 PM CST, 51 minutes before
^FTWSPSACT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
510 PM CST FRI APR 4 1986

...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CST THIS EVENING FOR
   BOSQUE..HILL...LIMESTONE..CORYELL..MCLENNAN AND LEON COUNTIES OF
   CENTRAL TEXAS...
...A FLASH FLOOD WATCH IS IN EFFECT THROUGH TONIGHT FOR THE NORTHERN
   PORTIONS OF CENTRAL TEXAS...

AT 5PM CST WACO WEATHER RADAR SHOWED AN AREA OF STRONG THUNDERSTORMS
FROM NORTHEAST OF DALLAS TO WAXAHACHIE WESTWARD TO NEAR CLEBURNE.
MOVEMENT OF THE STORMS WAS EAST TO NORTHEAST AT 25 MPH.  THE STRONGEST
STORMS WERE NOTED BETWEEN WAXAHACHIE AND CLEBURNE.  OTHER STORMS WERE
IN AN AREA FROM FROM LONGVIEW TO ATHENS TO MEXIA.  ONE THUNDERSTORM
WAS IN EASTERN CORYELL COUNTY BETWEEN GATESVILLE AND MCGREGOR.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DAMAGING THUNDERSTORM WINDS
HEAVY RAINS..HAIL..DANGEROUS LIGHTNING AND POSSIBLE TORNADOES.  PERSONS

IN OR NEAR THE WATCH AREA SHOULD CONTINUE TO MONITOR NOAA WEATHER RADIO
FOR ADDITIONAL STATEMENTS OR WARNINGS.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 3, 6:00 PM CSTSevere Thunderstorm WarningFWDBrown60 min
Apr 3, 6:06 PM CSTSevere Thunderstorm WarningFWDAnderson, Henderson69 min
Apr 3, 6:23 PM CSTSevere Thunderstorm WarningFWDHunt67 min
Apr 3, 6:43 PM CSTSevere Thunderstorm WarningFWDDenton, Tarrant62 min
Apr 3, 6:49 PM CSTTornado WarningFWDHenderson56 min
Apr 3, 7:05 PM CSTTornado WarningFWDComanche, Eastland55 min
Apr 3, 7:10 PM CSTSevere Thunderstorm WarningFWDVan Zandt65 min
Apr 3, 7:24 PM CSTSevere Thunderstorm WarningFWDSmith66 min
Apr 3, 9:16 PM CSTSevere Thunderstorm WarningFWDComanche59 min
Apr 3, 11:49 PM CSTSevere Thunderstorm WarningFWDFranklin, Red River, Titus56 min
Apr 4, 3:26 AM CSTSevere Thunderstorm WarningFWDFranklin, Red River, Titus64 min
Apr 4, 3:31 AM CSTSevere Thunderstorm WarningFWDHunt59 min
Apr 4, 4:14 AM CSTSevere Thunderstorm WarningFWDDelta, Hopkins46 min
Apr 4, 12:21 PM CSTFlash Flood WarningFWDRed River, Titus4 hr
Apr 4, 2:15 PM CSTSevere Thunderstorm WarningFWDDallas, Tarrant60 min
Apr 4, 2:15 PM CSTSevere Thunderstorm WarningFWDJohnson60 min
Apr 4, 2:37 PM CSTSevere Thunderstorm WarningFWDEllis68 min
Apr 4, 2:59 PM CSTSevere Thunderstorm WarningFWDCollin61 min
Apr 4, 3:12 PM CSTSevere Thunderstorm WarningFWDDallas, Tarrant63 min
Apr 4, 3:27 PM CSTSevere Thunderstorm WarningFWDHamilton63 min
Apr 4, 4:13 PM CSTSevere Thunderstorm WarningFWDDallas62 min
Apr 4, 4:32 PM CSTSevere Thunderstorm WarningFWDEllis, Johnson58 min
Apr 4, 5:15 PM CSTSevere Thunderstorm WarningFWDLamar60 min
Apr 4, 5:24 PM CSTSevere Thunderstorm WarningFWDFranklin, Red River66 min
Apr 4, 5:31 PM CSTTornado WarningFWDEllis59 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.