Alert archive / Texas / Tornado Warnings in 1989
Tornado Warning 36, NWS Amarillo, TX
NWS Amarillo, TX issued this tornado warning at Aug 15, 1989, 7:40 PM CDT for Dallam County, Texas. It was in force for 65 min. 2 reports 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
- Aug 15, 1989, 7:40 PM CDT (00:40 UTC)
- Expired
- Aug 15, 1989, 8:45 PM CDT
- In force
- 65 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Dallam 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 |
|---|---|---|---|
| Aug 15, 8:04 PM CDT | Hail 0.75 | Dallam, TX | |
| Aug 15, 8:20 PM CDT | Hail 2.75 | Dallam, 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 00:00Z, 0.7 hours before the alert went out and 142 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.
- Mixed-layer CAPE
- 1162 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1331 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAMA 160044
TORAMA
TXC111-160145-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
740 PM CDT TUE AUG 15 1989
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 845 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN THE TEXAS PANHANDLE
...DALLAM
AT 740 PM CDT RADAR INDICATED A POSSIBLE TORNADO IN NORTHERN DALLAM
COUNTY ABOUT 8 MILES EAST OF TEXLINE. THE THUNDERSTORM WITH THIS
TORNADO WILL LIKELY PRODUCE LARGE HAIL AS IT MOVES TO THE SOUTH 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...SEEKK 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 |
|---|---|---|---|---|
| Aug 15, 7:02 PM CDT | Tornado Warning | AMA | Deaf Smith | 43 min |
| Aug 15, 7:43 PM CDT | Severe Thunderstorm Warning | AMA | Castro | 62 min |
| Aug 15, 8:31 PM CDT | Severe Thunderstorm Warning | AMA | Hartley | 44 min |
| Aug 15, 9:00 PM CDT | Tornado Warning | AMA | Hartley | 45 min |
| Aug 16, 6:59 PM CDT | Severe Thunderstorm Warning | AMA | Dallam | 61 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.