Alert archive / Texas / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 201, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jun 24, 1989, 10:30 PM CDT for Oldham County, Texas; Quay County, New Mexico. It was in force for 60 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 24, 1989, 10:30 PM CDT (03:30 UTC)
- Expired
- Jun 24, 1989, 11:30 PM CDT
- In force
- 60 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
Counties Quay County, NM, Oldham 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 |
|---|---|---|---|
| Jun 24, 10:53 PM CDT | Hail 1.75 | Quay, NM |
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, 3.5 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.
- Mixed-layer CAPE
- 1437 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 1359 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 11:16 PM CDT | Tornado Warning | AMA | Deaf Smith | 29 min |
| Jun 24, 7:20 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 40 min |
| Jun 24, 8:06 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 54 min |
| Jun 24, 9:00 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 30 min |
| Jun 24, 9:43 PM CDT | Severe Thunderstorm Warning | AMA | Quay | 47 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1989Severe Thunderstorm Warnings in New Mexico, 1989Every severe thunderstorm warning 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.