Alert archive / Texas / Tornado Watches in 2008

Tornado Watch 465

June 5, 200812 counties in Oklahoma; 22 counties in Texas

The Storm Prediction Center issued this tornado watch at Jun 5, 2008, 2:19 PM CDT for 12 counties in Oklahoma; 22 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 5, 2008, 2:19 PM CDT (19:19 UTC)
Expired
Jun 5, 2008, 7:54 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 34 counties

Beckham County, OK, Caddo County, OK, Canadian County, OK, Comanche County, OK, Cotton County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Kiowa County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Baylor County, TX, Childress County, TX, Clay County, TX, Cottle County, TX, Dickens County, TX, Fisher County, TX, Foard County, TX, Garza County, TX, Hardeman County, TX, Haskell County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Nolan County, TX, Shackelford County, TX, Stonewall County, TX, Taylor County, TX, Throckmorton County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 56 km from the middle of the area, began a volume at 19:21 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
50%
One or more gusts of 65 knots or more
40%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
40%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 5, 4:29 PM CDTSevere Thunderstorm WarningOUNBeckham, Custer, Greer, Washita46 min
Jun 5, 4:58 PM CDTSevere Thunderstorm WarningOUNBeckham, Greer17 min
Jun 5, 5:13 PM CDTSevere Thunderstorm WarningOUNBeckham, Blaine, Custer, Dewey, Washita32 min
Jun 5, 6:21 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Beckham, Blaine, Caddo, Custer, Dewey and 8 more54 min
Jun 5, 6:45 PM CDTSevere Thunderstorm WarningOUNGreer, Harmon, Jackson, Kiowa45 min
Jun 5, 7:14 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Beckham, Blaine, Caddo, Canadian, Custer and 8 more61 min
Jun 5, 7:27 PM CDTSevere Thunderstorm WarningOUNGreer, Harmon, Jackson, Kiowa, Tillman63 min
Jun 5, 7:41 PM CDTSevere Thunderstorm WarningLUBStonewall34 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 7.3 hours before the alert went out and 213 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.

Skew-T log-pSkew-T log-p diagram, Amarillo Airport, TX at 12:00Z on 2008-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 408 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2008-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 227 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
408 J/kg
Mixed-layer CIN
-180 J/kg
Mixed-layer LCL
1906 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
227 m²/s²
0-3 km storm-relative helicity
297 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 11:08 AM CDTMesoscale DiscussionSPCCimarron, Texas67 min
Jun 5, 11:13 AM CDTMesoscale DiscussionSPCAlfalfa, Dewey, Ellis, Grant, Harper, Major and 2 more92 min
Jun 5, 11:47 AM CDTTornado Watch PDSSPCAlfalfa, Blaine, Custer, Dewey, Ellis, Garfield and 9 more8 hr
Jun 5, 12:44 PM CDTMesoscale DiscussionSPCAlfalfa, Custer, Dewey, Ellis, Harper, Major and 3 more91 min
Jun 5, 1:38 PM CDTMesoscale DiscussionSPCBeckham, Caddo, Comanche, Custer, Greer, Harmon and 5 more67 min
Jun 5, 3:27 PM CDTMesoscale DiscussionSPCAlfalfa, Blaine, Custer, Dewey, Garfield, Grant and 7 more93 min
Jun 5, 5:23 PM CDTMesoscale DiscussionSPCCaddo, Canadian, Comanche, Cotton, Custer, Grady and 6 more67 min
Jun 5, 6:22 PM CDTMesoscale DiscussionSPCBlaine, Garfield, Grant, Kay, Kingfisher, Noble and 1 more53 min

Nearby

Tornado Watches in Texas, 2008Tornado Watches in Oklahoma, 2008Every tornado watch in 2008

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.