Alert archive / Texas / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 21, NWS Lubbock, TX
NWS Lubbock, TX issued this severe thunderstorm warning at Apr 18, 2005, 6:25 PM CDT for Briscoe County, Texas. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 18, 2005, 6:25 PM CDT (23:25 UTC)
- Expired
- Apr 18, 2005, 7:30 PM CDT
- In force
- 65 min
- Issued by
- NWS Lubbock, TX
- Area
- Counties, with a storm outline in the text
County Briscoe County, TX
The radar
The Amarillo radar (KAMA), 86 km from the middle of the area, began a volume at 23:28 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 18, 3:10 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 11.4 hours before the alert went out and 85 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
- 59 J/kg
- Mixed-layer CIN
- -319 J/kg
- Mixed-layer LCL
- 1127 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 205 m²/s²
- 0-3 km storm-relative helicity
- 237 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 KLUB 182330 SVRLUB TXC045-190030- /O.NEW.KLUB.SV.W.0021.050418T2325Z-050419T0030Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LUBBOCK TX 625 PM CDT MON APR 18 2005 THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BRISCOE COUNTY IN THE PANHANDLE OF TEXAS * UNTIL 730 PM CDT * AT 624 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A A LINE OF SEVERE THUNDERSTORMS LOCATED FROM 12 MILES NORTHEAST OF SILVERTON TO 8 MILES SOUTH OF MACKENZIE RESERVOIR. HAIL UP TO THE SIZE OF QUARTERS WILL BE POSSIBLE. THESE STORMS WERE MOVING TO THE EAST NORTHEAST AT 10 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE VALLEY SCHOOLS...CAPROCK CANYON STATE PARK...SILVERTON AND QUITAQUE. LARGE HAIL...DAMAGING WINDS...AND VERY HEAVY RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE AT 8 0 6 7 4 5 1 2 9 0. LAT...LON 3471 10145 3432 10145 3433 10096 3473 10096 $$
1 follow-up statement
000 WWUS54 KLUB 182351 SVSLUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LUBBOCK TX 649 PM CDT MON APR 18 2005 TXC045-190030- /O.CON.KLUB.SV.W.0021.000000T0000Z-050419T0030Z/ BRISCOE TX- 649 PM CDT MON APR 18 2005 ...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 730 PM CDT FOR BRISCOE COUNTY... AT 647 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE HAIL. THIS STORM WAS LOCATED 8 MILES NORTHWEST OF CAPROCK CANYON STATE PARK...OR 5 MILES NORTHEAST OF SILVERTON...MOVING EAST AT 20 MPH. LOCATIONS NEAR THE PATH OF THIS STORM ARE RURAL AREAS NORTHEAST OF SILVERTON ALONG HIGHWAY 256. THIS STORM MAY ALSO MOVE NEAR CAPROCK CANYON STATE PARK. DESTRUCTIVE HAIL CAN BE EXPECTED WITH THIS STORM...TAKE COVER NOW. GO TO THE LOWEST FLOOR OF A STURDY BUILDING AND AVOID WINDOWS TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE AT 8 0 6 7 4 5 1 2 9 0. LAT...LON 3471 10145 3432 10145 3433 10096 3473 10096 $$
The office that day
Everything else NWS Lubbock, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 7:39 PM CDT | Severe Thunderstorm Warning | LUB | Parmer | 66 min |
| Apr 18, 3:18 PM CDT | Severe Thunderstorm Warning | LUB | Bailey, Parmer | 57 min |
| Apr 18, 4:15 PM CDT | Severe Thunderstorm Warning | LUB | Parmer | 45 min |
| Apr 18, 4:37 PM CDT | Severe Thunderstorm Warning | LUB | Castro | 68 min |
| Apr 18, 6:13 PM CDT | Severe Thunderstorm Warning | LUB | Hale | 47 min |
| Apr 18, 6:16 PM CDT | Severe Thunderstorm Warning | LUB | Swisher | 59 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2005Every severe thunderstorm warning in 2005
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; radar from the NEXRAD Level II archive.