Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 124, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jun 21, 2000, 12:16 AM CDT for Texas County, Oklahoma. It was in force for 59 min. 4 reports came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Jun 21, 2000, 12:16 AM CDT (05:16 UTC)
- Expired
- Jun 21, 2000, 1:15 AM CDT
- In force
- 59 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Texas County, OK
The radar
The Amarillo radar (KAMA), 173 km from the middle of the area, began a volume at 05:18 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 12:53 AM CDT | Thunderstorm Wind 58 M | (Guy)Guymon Muni Arp, OK | |
| Jun 21, 1:00 AM CDT | Thunderstorm Wind 51 M | (Guy)Guymon Muni Arp, OK | |
| Jun 21, 1:15 AM CDT | Thunderstorm Wind 69 M | Hooker, OK | Several large trees were uprooted and limbs broken by the high winds...fences were blown down...roof shingles were peeled back and windows were broken in the town of Hooker. |
| Jun 21, 1:25 AM CDT | Thunderstorm Wind 62 M | Hooker, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 20, 7:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 20, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 5.3 hours before the alert went out and 174 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
- 337 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 3019 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KAMA 210517
SVRAMA
OKC139-210615-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
1216 AM CDT WED JUN 21 2000
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
TEXAS COUNTY IN THE OKLAHOMA PANHANDLE
* UNTIL 115 AM CDT
* AT 1216 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 6 MILES NORTHWEST OF EVA...OR ABOUT 22 MILES
NORTHWEST OF GUYMON...MOVING SOUTHEAST AT 30 MPH.
* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
GUYMON...EVA...GOODWELL...HOOKER...HOUGH AND OPTIMA.
DAMAGING WINDS IN EXCESS OF 60 MPH...LARGE HAIL...AND TORRENTIAL RAINS
ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.
LAT...LON 3700 10191 3686 10202 3669 10204 3657 10189
3648 10135 3694 10111What 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.
NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 20, 10:08 PM CDT, 2 hours 8 minutes earlier.
Area forecast discussion, Jun 20, 10:08 PM CDT, 2 hours 8 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 1008 PM CDT TUE JUN 20 2000 WL LEAVE POPS ALONE FOR NOW. STRONG CONVECTION ORGANIZING IN SE CO AND NE NM. FURTHER E...CONVECTION STRUGGLING IN MOST UNSTABLE AIR WHERE LONE STORM HAS MOVED S OF FA. ADDITIONAL STORMS IN SRN KS VERY SLOWLY BUILDING W ALSO. LATEST ETA/00Z RUC SHOWING THESE AREAS MERGING AFT MIDNIGHT WITH CONVECTION ENDING UP WHERE HIGHEST POPS EXIST IN NE ZNS. .AMA... TX...NONE. OK...NONE. COBB
In the hours before
Special weather statement, Jun 20, 7:51 PM CDT, 4 hours 25 minutes before
OKZ002-003-TXZ002>005-007>015-017>020-210600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 751 PM CDT TUE JUN 20 2000 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CLEARED A PORTION OF SEVERE THUNDERSTORM WATCH 472. COUNTIES CLEARED INCLUDE: IN THE TEXAS PANHANDLE: OLDHAM... OLDHAM COUNTY WAS NOT INTENDED TO BE INCLUDED IN THE WATCH. SEVERE THUNDERSTORM WATCH 472 REMAINS VALID UNTIL 100 AM CDT WEDNESDAY FOR THE FOLLOWING COUNTIES: IN THE OKLAHOMA PANHANDLE: TEXAS...BEAVER... IN THE TEXAS PANHANDLE: SHERMAN...HANSFORD...OCHILTREE...POTTER...LIPSCOMB...MOORE... HUTCHINSON...ROBERTS...HEMPHILL...CARSON...GRAY...WHEELER... RANDALL...ARMSTRONG...DONLEY...COLLINGSWORTH... SC
Local storm report, Jun 20, 9:59 PM CDT, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
959 PM CDT TUE JUN 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0900 PM 6 S CLARENDON TX 60 MPH TSTM GUST
06/20/00 DONLEY REPORTED BY LAW
ENFORCEMENT OFFICIAL.
PINSON/WOLTERSThe office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 11:36 PM CDT | Severe Thunderstorm Warning | AMA | Cimarron | 54 min |
| Jun 21, 1:22 AM CDT | Severe Thunderstorm Warning | AMA | Beaver, Texas | 58 min |
| Jun 21, 2:17 AM CDT | Severe Thunderstorm Warning | AMA | Beaver | 28 min |
| Jun 21, 2:44 AM CDT | Severe Thunderstorm Warning | AMA | Beaver | 16 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2000Every severe thunderstorm warning in 2000
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; radar from the NEXRAD Level II archive.