Alert archive / Texas / Tornado Warnings in 1990

Tornado Warning 13, NWS Amarillo, TX

May 31, 1990Ochiltree County, Texas

NWS Amarillo, TX issued this tornado warning at May 31, 1990, 5:04 PM CDT for Ochiltree County, Texas. It was in force for 56 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: May 31, 1990, 5:04 PM CDT (22:04 UTC)
Expired: May 31, 1990, 6:00 PM CDT
In force: 56 min
Issued by: NWS Amarillo, TX
Area: Whole counties

County Ochiltree 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
May 31, 5:09 PM CDT	Tornado F0	Ochiltree, 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.1 hours before the alert went out and 141 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: 2 J/kg
Mixed-layer CIN: -515 J/kg
Mixed-layer LCL: 1381 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 253 m²/s²
0-3 km storm-relative helicity: 347 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAMA 312206
TORAMA
TXC357-312300-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
504 PM CDT THU MAY 31 1990
 
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN THE TEXAS PANHANDLE
          ...OCHILTREE
 
AT 500 PM CDT THE SHERIFFS OFFICE IN OCHILTREE COUNTY REPORTED
NUMEROUS FUNNEL CLOUDS IN WESTERN OCHILTREE COUNTY..5 MILES SOUTHWEST
OF FARNSWORTH. RADAR INDICATED THIS SEVERE THUNDERSTORM WAS MOVING
TO THE EAST AT 25 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 3:47 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree	58 min
May 31, 6:06 PM CDT	Severe Thunderstorm Warning	AMA	Briscoe	69 min
May 31, 6:34 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	56 min
May 31, 6:36 PM CDT	Severe Thunderstorm Warning	AMA	Donley	69 min
May 31, 6:41 PM CDT	Tornado Warning	AMA	Ochiltree	49 min
May 31, 6:45 PM CDT	Tornado Warning	AMA	Hansford	45 min

Nearby

Tornado Warnings in Texas, 1990 Every tornado warning in 1990 Tornadoes in 1990

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.