Alert archive / Texas / Tornado Warnings in 1987
Tornado Warning 34, NWS Amarillo, TX
NWS Amarillo, TX issued this tornado warning at Jul 1, 1987, 10:42 PM CDT for Armstrong County, Texas. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Jul 1, 1987, 10:42 PM CDT (03:42 UTC)
- Expired
- Jul 1, 1987, 11:45 PM CDT
- In force
- 63 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Armstrong County, TX
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 3.7 hours before the alert went out and 43 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
- 3198 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 1773 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 128 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 020342
TORAMA
TXC011-020445-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
1042 PM CDT WED JUL 1 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1145 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
IN THE TEXAS PANHANDLE
...ARMSTRONG
AT 1035 PM CDT DEPARTMENT OF PUBLIC SAFETY TROOPER REPORTED A TORNADO
SOUTH OF CLAUDE. RADAR STILL INDICATES A TORNADO IN THIS VERY LARGE
VERY INTENSE STORM. MOVEMENT WAS SOUTH AT 15 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...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.
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. OjTHERWISE...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
Special weather statement, Jul 1, 5:32 PM CDT, 5 hours 10 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 531 PM CDT WED JUL 1 1987 ...TORNADO WATCH NUMBER 293 IN EFFECT FROM 430 PM CDT UNTIL 1000 PM CDT FOR THE WEST AND CENTRAL SECTIONS OF THE TEXAS AND OKLAHOMA PANHANDLES...AND FOR PORTIONS OF NORTHEAST NEW MEXICO... AT 525 PM CDT AMARILLO RADAR INDICATED A LINE OF VERY STRONG THUNDER STORMS EXTENDING FROM NEAR LIBERAL KANSAS...SOUTHWEST ACROSS GUYMON OKLAHOMA TO JUST SOUTH OF CLAYTON NEW MEXICO. STRONGEST PORTION OF THE LINE WAS IN TEXAS COUNTY OF THE CENTRAL OKLAHOMA PANHANDLE...BETWEEN HOOKER AND TYRONE. THE LINE WAS SHOWING A SLOW SOUTHEAST MOVEMENT. PERSONS IN THE WATCH AREA SHOULD REMAmIN ALERT AND MOVE TO A PLACE OF SAFETY IF THREATENING CONDITIONS ARE SIGHTED. STAY TUNED TO RADIO... TV OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Jul 1, 7:41 PM CDT, 3 hours 1 minute before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 737 PM CDT WED JUL 1 1987 ...TORNADO WATCH NUMBER 293 IN EFFECT UNTIL 1000 PM CDT FOR THE WEST AND CENTRAL TEXAS AND OKLAHOMA PANHANDLES...TORNADO WATCH NUMBER 295 IN EFFECT UNTIL 12 MIDNIGHT CDT FOR THE EAST TEXAS AND OKLAHOMA PANHANDLES. AT 725 PM CDT AMARILLO RADAR INDICATED ISOLATED VERY STRONG THUNDER STORMS IN THE CENTRAL AND SOUTH TEXAS PANHANDLE...ONE JUST SOUTHEAST OF SILVERTON...ANOTHER 25 MILES SOUTH OF CLAUDE...AND ANOTHER JUST EAST OF BORGER. MOVEMENT WAS SOUTHEAST AT 15 MILES AN HOUR. OTHER LESS INTENSE THUNDERSTORMS REMAINED OVER THE NORTH TEXAS PANHANDLE BETWEEN PERRYTON AND DALHART...AND NEAR THE CLAYTON NEW MEXICO AREA. PERSONS IN THE WATCH AREAS SHOULD REMAIN ALERT AND MOVE TO A PLACE OF SAFETY IF THREATENING CONDITIONS ARE SIGHTED. STRONG GUSTY WINDS... DANGEROUS LIGHTNING...AND HAIL ARE POSSIBLE NEAR THE HEAVIER STORMS. SOME FLOODING OF LOW LYING AREAS IS POSSIBLE.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 8:10 PM CDT | Severe Thunderstorm Warning | AMA | Briscoe | 65 min |
| Jul 1, 8:26 PM CDT | Severe Thunderstorm Warning | AMA | Carson, Gray | 64 min |
| Jul 1, 8:46 PM CDT | Tornado Warning | AMA | Carson, Gray | 59 min |
| Jul 1, 9:43 PM CDT | Tornado Warning | AMA | Armstrong, Carson | 62 min |
| Jul 2, 1:21 AM CDT | Severe Thunderstorm Warning | AMA | Carson, Gray | 54 min |
| Jul 2, 3:02 AM CDT | Severe Thunderstorm Warning | AMA | Hutchinson | 58 min |
| Jul 2, 6:31 PM CDT | Tornado Warning | AMA | Castro, Parmer | 59 min |
Nearby
Tornado Warnings in Texas, 1987Every tornado warning in 1987Tornadoes in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.