Alert archive / Texas / Tornado Warnings in 1989

Tornado Warning 31, NWS Amarillo, TX

June 12, 1989Potter County, Texas

NWS Amarillo, TX issued this tornado warning at Jun 12, 1989, 6:50 PM CDT for Potter County, Texas. It was in force for 40 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 12, 1989, 6:50 PM CDT (23:50 UTC)
Expired
Jun 12, 1989, 7:30 PM CDT
In force
40 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Potter 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 12, 6:50 PM CDTHail 0.88Potter, 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, 11.8 hours before the alert went out and 26 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 1989-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1385 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, Amarillo Airport, TX at 12:00Z on 1989-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.193958Sfc1 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
1385 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1203 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

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 tornado 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, Jun 12, 3:46 PM CDT, 3 hours 4 minutes before
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Special weather statement, Jun 12, 3:47 PM CDT, 3 hours 3 minutes before
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Special weather statement, Jun 12, 4:40 PM CDT, 2 hours 10 minutes before
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Local storm report, Jun 12, 5:47 PM CDT, 1 hour 3 minutes before
STORM REPORT..DELAYED
NATIONAL WEATHER SERVICE AMARILLO, TX
530 PM CDT MON JUN 12 1989

DELAYED STORM REPORT FOR JUNE 11 AND MORNING OF JUNE 12, 1989

1)  1806-1915 CDT...SVR TSTM WRNG FOR SRN DALLAM CNTY

      1805 CDT..NICKEL SIZE HAIL..20 MI W OF DALHART..DALLUM SO
      1825 CDT..NICKEL SIZE NEAR TURKEY..REPORTED BY TURKEY PD

2)  2223-2330 CDT..SVR TSTM WRNG FOR NRN ARMSTRONG

      2221 CDT..NICKEL SIZE HAIL AT CLAUDE..RPTD BY SO
      2245 CDT..NICKEL SIZE HAIL ENDED AT CLAUDE..RPTD BY SO

3)  2256-2345 CDT...TORNADO WRNG FOR SRN CARSON/SRN GRAY CNTIES

      2255 CDT..SPOTTER RPTD TORNADO 8 MI W OF GROOM (CARSON)
      2306 CDT..SPOTTER RPTD TORNADO 5 MI W OF GROOM (CARSON)

4)  0002-0030 CDT..TORNADO WRNG FOR DONLEY CNTY

      0002 CDT..TORNADO RPTD NR CLARENDON BY DONLEY SO
      0007 CDT..TORNADO AT HOWARDWICK (8 MI N OF CLARENDON)
           30 MOBILE HOMES DAMAGED OR DESTROYED WITH ROOF DAMAGE
           TO SEVERAL HOMES (PERSONAL INSPECTION INDICATED 2 SMALL
           TORNADOES MAY HAVE OCCURRED)

5)  0018-0115 CDT..TORNADO WRNG FOR HALL

      0040 CDT..POWER LINES DOWNED..TORNADO IN HILLS NW OF
           MEMPHIS BY MEMPHIS PD

6)  0032-0130 CDT..SVR TSTM WRNG FOR BRISCOE CNTY

7)  0049-0145 CDT..TORNADO WRNG FOR CHILDRESS CNTY

      CHILDRESS WX OBSVR RPTED FUNNEL CLD FROM 0115 TO 0132 WITH WINDS
      OF 65 MPH

8)  0152-0300 CDT...SVR TSTM WRNG FOR ARMSTRONG

      0245 CDT..DIME SI=ZE HAIL 3 MI S OF CLAUDE..RPTD BY ARMSTRONG SO
           (TIME APPROX.)

9)  0259-0400 CDT..SVR TSTM SRN ARMSTRONG/NRN BRISCOE CNTIES

10) 0336-0445 CDT..SVR TSTM WRNG FOR HALL CNTY

WSO..AMA
SC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 10:23 PM CDTSevere Thunderstorm WarningAMAArmstrong67 min
Jun 11, 10:56 PM CDTTornado WarningAMACarson, Gray49 min
Jun 12, 12:02 AM CDTTornado WarningAMADonley28 min
Jun 12, 12:18 AM CDTTornado WarningAMAHall57 min
Jun 12, 12:32 AM CDTSevere Thunderstorm WarningAMABriscoe58 min
Jun 12, 12:49 AM CDTTornado WarningAMAChildress56 min
Jun 12, 1:51 AM CDTSevere Thunderstorm WarningAMAArmstrong69 min
Jun 12, 2:59 AM CDTSevere Thunderstorm WarningAMAArmstrong, Briscoe61 min
Jun 12, 3:36 AM CDTSevere Thunderstorm WarningAMAHall69 min
Jun 12, 4:41 PM CDTSevere Thunderstorm WarningAMAWheeler64 min
Jun 12, 5:46 PM CDTSevere Thunderstorm WarningAMAWheeler59 min
Jun 12, 6:09 PM CDTSevere Thunderstorm WarningAMAGray66 min
Jun 12, 6:37 PM CDTSevere Thunderstorm WarningAMACarson, Potter68 min
Jun 12, 6:46 PM CDTFlash Flood WarningAMAWheeler99 min
Jun 12, 6:46 PM CDTSevere Thunderstorm WarningAMAWheeler59 min
Jun 12, 5:59 PM CDTSevere Thunderstorm WarningAMAQuay61 min

Nearby

Tornado Warnings in Texas, 1989Every tornado warning in 1989Tornadoes in 1989

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.