Alert archive / Oklahoma / Tornado Warnings in 1990
Tornado Warning 34, NWS Amarillo, TX
NWS Amarillo, TX issued this tornado warning at Jun 21, 1990, 3:52 PM CDT for Beaver County, Oklahoma. It was in force for 53 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 21, 1990, 3:52 PM CDT (20:52 UTC)
- Expired
- Jun 21, 1990, 4:45 PM CDT
- In force
- 53 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Beaver County, OK
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 21, 3:55 PM CDT | Thunderstorm Wind 0 | Beaver, OK |
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
Dodge City, (KDDC), launched 12:00Z, 8.9 hours before the alert went out and 124 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
- 607 J/kg
- Mixed-layer CIN
- -304 J/kg
- Mixed-layer LCL
- 1364 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KAMA 212052
TORAMA
OKC007-212145-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
352 PM CDT THU JUN 21 1990
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 445 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN THE OKLAHOMA PANHANDLE
...BEAVER
AT 352 PM CDT..RADAR AND SPOTTER REPORTS INDICATED A POSSIBLE TORNADO
10 MILES NORTH OF BEAVER. MOVEMENT WAS EAST SOUTHEAST AT 20 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. USwE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.
SCWhat 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 21, 10:46 AM CDT, 5 hours 6 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021-
KSZ003-006- 211645
SEVERE WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
1045 AM CDT THU JUN 21 1990
...STRONG THUNDERSTORMS BUILDING IN NORTHEAST NEW MEXICO...
AT 1035 AM CDT...NATIONAL WEATHER SERVICE RADARS WERE INDICATING TWO
STRONG THUNDERSTORMS IN NORTHEAST NEW MEXICO...ONE NEAR GRADY AND THE
OTHER BY BROADVIEW. THESE STORMS WILL PRODUCE STRONG WINDS...SOME
HAIL AND BRIEF PERIODS OF HEAVY RAIN.
PEOPLE IN AND AROUND THESE STORMS SHOULD BE AWARE OF THIS WEATHER
SITUATION.
[
]Special weather statement, Jun 21, 10:47 AM CDT, 5 hours 5 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021- KSZ003-006-211645 SEVERE WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION... NATIONAL WEATHER SERVICE AMARILLO TX 1045 AM CDT THU JUN 21 1990 ...STRONG THUNDERSTORMS BUILDING IN NORTHEAST NEW MEXICO... AT 1035 AM CDT...NATIONAL WEATHER SERVICE RADARS WERE INDICATING TWO STRONG THUNDERSTORMS IN NORTHEAST NEW MEXICO...ONE NEAR GRADY AND THE OTHER BY BROADVIEW. THESE STORMS WILL PRODUCE STRONG WINDS...SOME HAIL AND BRIEF PERIODS OF HEAVY RAIN. PEOPLE IN AND AROUND THESE STORMS SHOULD BE AWARE OF THIS WEATHER SITUATION.
Special weather statement, Jun 21, 10:53 AM CDT, 4 hours 59 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021- KSZ003-006-211645 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION... NATIONAL WEATHER SERVICE AMARILLO TX 1045 AM CDT THU JUN 21 1990 ...STRONG THUNDERSTORMS BUILDING IN NORTHEAST NEW MEXICO... AT 1035 AM CDT...NATIONAL WEATHER SERVICE RADARS WERE INDICATING TWO STRONG THUNDERSTORMS IN NORTHEAST NEW MEXICO...ONE NEAR GRADY AND THE OTHER BY BROADVIEW. THESE STORMS WILL PRODUCE STRONG WINDS...SOME HAIL AND BRIEF PERIODS OF HEAVY RAIN. PEOPLE IN AND AROUND THESE STORMS SHOULD BE AWARE OF THIS WEATHER SITUATION.
Local storm report, Jun 21, 11:36 AM CDT, 4 hours 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO, TX
1134 AM CDT THU JUN 21 1990
STORM REPORT FOR JUNE 21 1990
1010 MDT..NICKEL SIZE HAIL AT THE PORT OF ENTRY STATION NEAR SAN JON
.).REPORTED BY PORT OF ENTRY EMPLOYEE
SCSpecial weather statement, Jun 21, 12:42 PM CDT, 3 hours 10 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021- KSZ003-006-211845- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE AMARILLO TX 1240 PM CDT THU JUN 21 1990 ...STRONG THUNDERSTORMS CONTINUE INTO THE WESTRN TEXAS PANHANDLE... AT 1235 PM CDT...NATIONAL WEATHER SERVICE RADARS WERE INDICATING TWO STRONG THUNDERSTORMS IN DEAF SMITH COUNTY IN THE WESTERN TEXAS PANHANDLE. ONE LOCATED 8 MILES WEST AND THE OTHER 20 MILES NrORTHWEST OF HEREFORD. THESE STORMS CAN PRODUCE HAIL...STRONG WINDS AND DANGEROUS LIGHTNING. BRIEF PERIODS OF HEAVY RAIN CAN ALSO BE EXPECTED. PEOPLE IN AND AROUND THESE STORMS SHOULD BE AWARE OF THIS STORM SITUATION.
Special weather statement, Jun 21, 12:46 PM CDT, 3 hours 6 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-009-014-021- KSZ003-006-211845- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION... NATIONAL WEATHER SERVICE AMARILLO TX 1245 PM CDT THU JUN 21 1990 ...STRONG THUNDERSTORMS CONTINUE INTO THE WESTRN TEXAS PANHANDLE... AT 1235 PM CDT...NATIONAL WEATHER SERVICE RADARS WERE INDICATING TWO STRONG THUNDERSTORMS IN DEAF SMITH COUNTY IN THE WESTERN TEXAS PANHANDLE. ONE LOCATED 8 MILES WEST AND THE OTHER 20 MILES NORTHWEST OF HEREFORD. THESE STORMS CAN PRODUCE HAIL...STRONG WINDS AND DANGEROUS LIGHTNING. BRIEF PERIODS OF HEAVY RAIN CAN ALSO BE EXPECTED. MOVEMENT WAS NORTH- EAST AT 20 MILES AN HOUR. PEOPLE IN THESE AREAS SHOULD BE AWAREu OF THIS SITUATION.
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 2:56 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron, Texas | 64 min |
| Jun 21, 3:36 PM CDT | Severe Thunderstorm Warning | AMA | Beaver | 69 min |
Nearby
Tornado Warnings in Oklahoma, 1990Every tornado warning in 1990Tornadoes in 1990
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.