Alert archive / Texas / Tornado Watches in 2001

Tornado Watch 119

April 10, 200138 counties in Texas

The Storm Prediction Center issued this tornado watch at Apr 10, 2001, 7:00 PM CDT for 38 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 10, 2001, 7:00 PM CDT (00:00 UTC)
Expired
Apr 11, 2001, 12:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 38 counties

Armstrong County, TX, Borden County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Donley County, TX, Fisher County, TX, Floyd County, TX, Garza County, TX, Glasscock County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hemphill County, TX, Howard County, TX, Hutchinson County, TX, Kent County, TX, King County, TX, Lipscomb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Motley County, TX, Ochiltree County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Scurry County, TX, Stonewall County, TX, Swisher County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 95 km from the middle of the area, began a volume at 00:04 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 10, 8:18 PM CDTSevere Thunderstorm WarningMAFBorden, Scurry42 min
Apr 10, 8:24 PM CDTSevere Thunderstorm WarningLUBKent66 min
Apr 10, 9:11 PM CDTSevere Thunderstorm WarningLUBStonewall64 min
Apr 10, 9:27 PM CDTSevere Thunderstorm WarningAMAMoore, Potter48 min
Apr 10, 9:33 PM CDTSevere Thunderstorm WarningSJTFisher, Jones42 min
Apr 10, 10:10 PM CDTSevere Thunderstorm WarningAMAHansford, Hutchinson65 min
Apr 10, 10:22 PM CDTTornado WarningAMAHutchinson33 min
Apr 10, 10:49 PM CDTSevere Thunderstorm WarningAMAGray61 min
Apr 10, 11:06 PM CDTSevere Thunderstorm WarningAMAOchiltree54 min
Apr 10, 11:37 PM CDTSevere Thunderstorm WarningAMALipscomb68 min
Apr 10, 11:37 PM CDTSevere Thunderstorm WarningAMAHemphill68 min
Apr 10, 11:46 PM CDTSevere Thunderstorm WarningAMACollingsworth, Wheeler59 min

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.0 hours before the alert went out and 95 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 00:00Z on 2001-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 579 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 00:00Z on 2001-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
579 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1839 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
262 m²/s²
Significant tornado parameter
0.1
Supercell composite
5.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 10, 8:45 PM CDTTornado WatchSPCCoke, Crockett, Edwards, Irion, Nolan, Reagan and 6 more3 hr
Apr 10, 9:30 PM CDTTornado WatchSPCArcher, Baylor, Brown, Callahan, Clay, Coleman and 26 more6 hr
Apr 11, 12:00 AM CDTTornado WatchSPCChildress, Collingsworth, Cottle, Hall, Hardeman, Hemphill and 2 more4 hr
Apr 11, 2:45 AM CDTTornado WatchSPCBell, Bosque, Brown, Clay, Collin, Comanche and 30 more5 hr
Apr 11, 6:15 AM CDTTornado WatchSPCBowie, Camp, Cass, Delta, Franklin, Gregg and 15 more6 hr

Nearby

Tornado Watches in Texas, 2001Every tornado watch in 2001

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.