Alert archive / Texas / Tornado Warnings in 1990

Tornado Warning 33, NWS Amarillo, TX

June 14, 1990Hemphill County, Roberts County, Texas

NWS Amarillo, TX issued this tornado warning at Jun 14, 1990, 5:22 PM CDT for Hemphill County, Roberts County, Texas. It was in force for 68 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
Jun 14, 1990, 5:22 PM CDT (22:22 UTC)
Expired
Jun 14, 1990, 6:30 PM CDT
In force
68 min
Issued by
NWS Amarillo, TX
Area
Whole counties

Counties Hemphill County, TX, Roberts 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
Jun 14, 6:15 PM CDTHail 1.75Hemphill, 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, 10.4 hours before the alert went out and 125 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, Amarillo Airport, TX at 12:00Z on 1990-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 849 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 1990-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -50 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
849 J/kg
Mixed-layer CIN
-266 J/kg
Mixed-layer LCL
2047 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-50 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAMA 142222
TORAMA
TXC211-393-142330-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
522 PM CDT THU JUN 14 1990
 
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  630 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN THE TEXAS PANHANDLE
          ...NORTHWESTERN HEMPHILL...NORTHEASTERN ROBERTS
 
AT 5 17 PM CDT RADAR WAS DETECTING A TORNADO ALONG THE
CANADIAN RIVER IN NORTHEASTERN ROBERTS.
 
MOVEMENT WAS EAST AT 5 MILES AN HOUR.
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 14, 4:20 PM CDT, 1 hour 2 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO, TX
418 PM CDT THU JUN 14 1990

STORM REPORT FOR AFTERNOON AND EVENING OF JUNE 14 1990

1611 CDT - DIME TO GOLF BALL SIZE HAIL WAS REPORTED BY THE BEAVER
COUNTY SHERIFF IN BEAVER OKLAHOMA.

RRR
Local storm report, Jun 14, 4:52 PM CDT, 30 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO, TX
443 PM CDT THU JUN 14 1990

STORM REPORT FOR AFTERNOON AND EVENING OF JUNE 14 1990

1611 CDT..DIME TO GOLF BALL SIZE HAIL WAS REPORTED BY THE BEAVER
COUNTY SHERIFF IN BEAVER OKLAHOMA.

1635 CDT..FUNNEL CLOUD REPORTED NORTH OF MIAMI..RTPD BY ROBERTS CNTY SO

1644 CDT..PUBLIC REPORT OF TORNADO 10 MILES SOUTHWEST OF CANADIAN..RTPD
     VIA OUN NWS

SC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 2:51 PM CDTSevere Thunderstorm WarningAMARoberts69 min
Jun 14, 4:12 PM CDTTornado WarningAMAHemphill, Roberts48 min

Nearby

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