Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 99, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jun 9, 2000, 3:56 PM CDT for Moore County, Texas. It was in force for 49 min. 1 report 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 9, 2000, 3:56 PM CDT (20:56 UTC)
- Expired
- Jun 9, 2000, 4:45 PM CDT
- In force
- 49 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Moore County, TX
The radar
The Amarillo radar (KAMA), 75 km from the middle of the area, began a volume at 20:57 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 9, 4:20 PM CDT | Thunderstorm Wind 52 E | Dumas, 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.
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 8.9 hours before the alert went out and 76 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
- 12 J/kg
- Mixed-layer CIN
- -274 J/kg
- Mixed-layer LCL
- 1289 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KAMA 092058
SVRAMA
TXC341-092145-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
356 PM CDT FRI JUN 9 2000
THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
MOORE COUNTY IN TEXAS
* UNTIL 445 PM CDT
* AT 356 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 11 MILES SOUTHWEST OF DUMAS...MOVING
NORTHEAST AT 35 MPH.
* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
DUMAS AND SUNRAY
LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.
LAT...LON 3582 10217 3564 10202 3592 10162 3605 10166
3606 10192What 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 9, 3:15 PM CDT, 41 minutes earlier.
Area forecast discussion, Jun 9, 3:15 PM CDT, 41 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 315 PM CDT FRI JUN 9 2000 SCT CNVTN OCRG ATTM OVR WRN HALF OF FCST AREA. WL GO WITH AREAL QUALIFIERS ALL SXNS...WITH COVERAGE HIST OVR WRN ZNS... AND LOWEST OVR SERN ZNS. NEWD MOVMT OF EXISTING TSTMS PLACES ERY EVE TRAJECTORIES OVR ALL BUT SERN ZNS...WHERE GOES LI/S TREND TWD MORE STABLE VALUES. AXIS OF -9 GOES LI VALUES SEEN AT 19Z RUNNING N-S THRU PNHDLS. EXPC AMS TO RMN MOIST THRU WEEKEND AND ERY PART OF NEXT WEEK. INCOMING SYSTEM MOVG TWD RCKYS ON 12Z ANALYSIS HAS DEEP BAROCLINICITY...SO BELIEVE THAT SUPPORT FOR TSTMS WL NOT BE LACKING SAT AND SAT NGT. GEN PAT OF TROF TO WEST FCST TO CONT THRU TUE...THEN TROF AND ASSOCD CDFNT EXPCD TO MOV THRU AREA ERY WED. WL CONT WITH CHC TRW THRU EXTDD. 03 .AMA... TX...NONE. OK...NONE. COCKRELL
In the hours before
Special weather statement, Jun 9, 1:40 PM CDT, 2 hours 16 minutes before
OKZ001>003-TXZ001>020-092300- TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 140 PM CDT FRI JUN 9 2000 SCATTERED THUNDERSTORMS ARE POSSIBLE THIS EVENING ACROSS THE WESTERN AND CENTRAL PORTIONS OF THE TEXAS AND OKLAHOMA PANHANDLES. ISOLATED THUNDERSTORMS ARE POSSIBLE TONIGHT ACROSS THE EASTERN TEXAS AND OKLAHOMA PANHANDLES. A MID-LEVEL DISTURBANCE OVER SOUTHERN NEW MEXICO WILL LIFT NORTHEAST OVER WEST TEXAS TONIGHT AS A STRONG MID TO UPPER-LEVEL TROUGH OVER THE WESTERN U.S. MOVES NORTHEAST OVER THE ROCKIES. MEANWHILE...A SURFACE TROUGH OF LOW PRESSURE IN EASTERN NEW MEXICO WILL SHIFT EAST INTO THE WESTERN TEXAS AND OKLAHOMA PANHANDLES. THUNDERSTORMS WILL BEGIN TO DEVELOP IN EASTERN NEW MEXICO IN PROXIMITY OF THE SURFACE TROUGH BY MID-AFTERNOON...AND MOVE NORTHEAST INTO THE TEXAS AND OKLAHOMA PANHANDLES LATE THIS AFTERNOON AND EVENING. HOWEVER...THE STORMS ARE EXPECTED TO WEAKEN LATE THIS EVENING AS THEY MOVE INTO THE EASTERN TEXAS AND OKLAHOMA PANHANDLES. DUE TO THE STRENGTHENING MID-LEVEL AND UPPER-LEVEL WINDS AND MODERATE INSTABILITY...THERE IS THE THREAT THAT A FEW THUNDERSTORMS IN THE WESTERN TEXAS AND OKLAHOMA PANHANDLES WILL APPROACH SEVERE LEVELS THIS EVENING. THEREFORE...SPOTTER ACTIVATION MAY BE NEEDED IN THE WESTERN PORTIONS OF THE TEXAS AND OKLAHOMA PANHANDLES. JH
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 5:19 PM CDT | Severe Thunderstorm Warning | AMA | Carson | 56 min |
| Jun 9, 6:14 PM CDT | Severe Thunderstorm Warning | AMA | Carson | 61 min |
Nearby
Severe Thunderstorm Warnings in Texas, 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.