Alert archive / Texas / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 21, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 3, 1989, 8:11 PM CDT for Oldham County, Texas. It was in force for 64 min. 3 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
- May 3, 1989, 8:11 PM CDT (01:11 UTC)
- Expired
- May 3, 1989, 9:15 PM CDT
- In force
- 64 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County 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 |
|---|---|---|---|
| May 3, 8:35 PM CDT | Hail 0.75 | Oldham, TX | |
| May 3, 8:53 PM CDT | Hail 0.75 | Oldham, TX | |
| May 3, 9:03 PM CDT | Hail 0.75 | Oldham, 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, 1.2 hours before the alert went out and 84 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAMA 040113
SVRAMA
TXC359-040215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
811 PM CDT WED MAY 3 1989
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN THE TEXAS PANHANDLE
...EASTERN OLDHAM
AT 810 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHEASTERN
OLDHAM COUNTY..JUST WEST OF BOYS RANCH. LARGE HAIL IS LIKELY WITH THIS
THUNDERSTORM. THE STORM WAS MOVING SOUTHEAST AT 30 MILES AN HOUR.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.What forecasters said that day
The local office's own words before this severe thunderstorm 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, May 3, 4:38 PM CDT, 3 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 435 PM CDT WED MAY 3 1989 ...THUNDERSTORMS INCREASING IN INTENSITY OVER NORTHEAST NEW MEXICO... AT 425 PM CDT AMARILLO RADAR INDICATED A 50 MILE WIDE BAND OF SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...EXTENDING FROM NEAR CLAYTON NEW MEXICO...NORTHEAST ACROSS THE WESTERN OKLAHOMA PANHANDLE INTO EXTREME SOUTHWEST KANSAS. STRONGEST ACTIVITY WAS JUST TO THE NORTHWEST OF CLAYTON NEW MEXICO. MOVEMENT WAS SOUTHEAST AT 20 MILES AN HOUR. PERSONS NEAR THE STRONGER THUNERSTORMS CAN EXPECT PERIODS OF VERY HEAVY RAINFALL...STRONG GUSTY WINDS AND POSSIBLE SMALL HAIL. STAY TUNED TO RADIO...TV...OR NOAA WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, May 3, 6:03 PM CDT, 2 hours 8 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 558 PM CDT WED MAY 3 1989 ..THUNDERSTORMS INCREASING RAPIDLY IN THE OKLAHOMA AND TEXAS PANHANDLES.. AT 548 PM CDT AMARILLO RADAR INDICATED A LARGE THUNDERSTORM WITH VERY HEAVY RAIN AND SMALL HAIL...LOCATED JUST SOUTHEAST OF BOISE CITY OKLAHOMA. PEA SIZE HAIL WAS REPORTED AT BOISE CITY DURING THE PASSAGE OF THIS STORM...AT 536 PM CDT. ANOTHER LARGE THUNDERSTORM...WITH VERY HEAVY RAIN AND POSSIBLE HAIL... WAS LOCATED 10 MILES NORTH OF DALHART TEXAS. BOTH STORMS WERE MOVING TO THE SOUTHEAST AT 25 MILES AN HOUR. PERSONS IN CIMARRON AND DALLAM COUNTIES SHOULD BE ALERT FOR POSSIBLE SEVERE WEATHER DURING THE PASSAGE OF THESE THUNDERSTORMS.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 7:01 PM CDT | Severe Thunderstorm Warning | AMA | Dallam, Hartley | 59 min |
| May 3, 7:28 PM CDT | Severe Thunderstorm Warning | AMA | Potter | 62 min |
| May 3, 7:56 PM CDT | Severe Thunderstorm Warning | AMA | Hartley | 64 min |
| May 3, 8:28 PM CDT | Severe Thunderstorm Warning | AMA | Potter, Randall | 62 min |
| May 3, 8:58 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith | 62 min |
| May 3, 9:26 PM CDT | Severe Thunderstorm Warning | AMA | Randall | 64 min |
| May 3, 9:58 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith | 62 min |
| May 4, 2:20 AM CDT | Severe Thunderstorm Warning | AMA | Gray | 55 min |
| May 4, 3:15 AM CDT | Severe Thunderstorm Warning | AMA | Collingsworth, Wheeler | 60 min |
| May 4, 3:50 PM CDT | Severe Thunderstorm Warning | AMA | Dallam | 55 min |
| May 4, 4:21 PM CDT | Severe Thunderstorm Warning | AMA | Moore | 69 min |
| May 4, 4:30 PM CDT | Tornado Warning | AMA | Moore | 60 min |
| May 4, 4:45 PM CDT | Severe Thunderstorm Warning | AMA | Hartley, Oldham, Potter | 60 min |
| May 4, 5:08 PM CDT | Severe Thunderstorm Warning | AMA | Carson | 67 min |
| May 4, 5:21 PM CDT | Severe Thunderstorm Warning | AMA | Deaf Smith, Randall | 69 min |
| May 4, 5:43 PM CDT | Severe Thunderstorm Warning | AMA | Potter | 62 min |
| May 4, 5:54 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong | 66 min |
| May 4, 6:03 PM CDT | Tornado Warning | AMA | Randall | 42 min |
| May 4, 6:16 PM CDT | Severe Thunderstorm Warning | AMA | Swisher | 59 min |
| May 4, 6:25 PM CDT | Severe Thunderstorm Warning | AMA | Briscoe, Donley | 65 min |
| May 4, 6:46 PM CDT | Severe Thunderstorm Warning | AMA | Hall | 59 min |
| May 4, 6:57 PM CDT | Severe Thunderstorm Warning | AMA | Wheeler | 48 min |
Nearby
Severe Thunderstorm Warnings in Texas, 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.