Alert archive / Texas / Tornado Watches in 1998

Tornado Watch 526

June 7, 1998Beaver County, Texas County, Oklahoma; 23 counties in Texas

The Storm Prediction Center issued this tornado watch at Jun 7, 1998, 9:00 PM CDT for Beaver County, Texas County, Oklahoma; 23 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Jun 7, 1998, 9:00 PM CDT (02:00 UTC)
Expired: Jun 8, 1998, 2:00 AM CDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 25 counties

Beaver County, OK, Texas County, OK, Armstrong County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Donley County, TX, Floyd County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hansford County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Motley County, TX, Ochiltree County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Swisher County, TX, Wheeler County, TX

Warnings issued inside it

3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 7, 9:21 PM CDT	Severe Thunderstorm Warning	LUB	Swisher	64 min
Jun 7, 10:18 PM CDT	Severe Thunderstorm Warning	LUB	Briscoe	77 min
Jun 7, 11:27 PM CDT	Severe Thunderstorm Warning	LUB	Hall	33 min

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 2.0 hours before the alert went out and 50 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 459 J/kg
Mixed-layer CIN: -164 J/kg
Mixed-layer LCL: 627 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 312 m²/s²
0-3 km storm-relative helicity: 312 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

345 
WWUS9 KMKC 080129
SEL6  
MKC WW 080129
TXZ000-OKZ000-080700-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 526
STORM PREDICTION CENTER NORMAN OK
829 PM CDT SUN JUN 7 1998

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

   TEXAS PANHANDLE                              
   OKLAHOMA PANHANDLE                          

EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 900 PM UNTIL
200 AM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 55 STATUTE MILES EITHER SIDE OF
A LINE FROM 40 MILES EAST SOUTHEAST OF PLAINVIEW TEXAS TO 130 MILES
NORTH NORTHEAST OF AMARILLO TEXAS.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 522...WW 523...WW
524...WW 525...

DISCUSSION...TORNADIC SUPERCELL CONTINUING EWD INTO SRN TX
PANHANDLE WITH OTHER SEVERE STORMS DEVELOPING OUT OF NERN NM MOVING
EWD INTO STRONG LOW LEVEL JET OF INCREASINGLY MOIST AIRMASS.


AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 520. 
MEAN STORM MOTION VECTOR 27028.


...HALES

335,1020 370,1014 365,0994 335,1000

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 8, 2:45 PM CDT	Tornado Watch	SPC	Alfalfa, Blaine, Caddo, Canadian, Carter, Cleveland and 29 more	6 hr
Jun 8, 6:15 PM CDT	Tornado Watch	SPC	Cherokee, Craig, Creek, Delaware, McIntosh, Mayes and 10 more	6 hr

Nearby

Tornado Watches in Texas, 1998 Tornado Watches in Oklahoma, 1998 Every tornado watch in 1998

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.