Alert archive / Texas / Severe Thunderstorm Watches in 2007

Severe Thunderstorm Watch 210

May 2, 20077 counties in New Mexico; 20 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 2, 2007, 12:53 PM MDT for 7 counties in New Mexico; 20 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 2, 2007, 12:53 PM MDT (18:53 UTC)
Expired
May 2, 2007, 8:00 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 27 counties

Chaves County, NM, De Baca County, NM, Eddy County, NM, Lea County, NM, Lincoln County, NM, Otero County, NM, Roosevelt County, NM, Andrews County, TX, Crane County, TX, Culberson County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Hudspeth County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Pecos County, TX, Reagan County, TX, Reeves County, TX, Terry County, TX, Upton County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 188 km from the middle of the area, began a volume at 18:54 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
10%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
20%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
20%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 2, 1:03 PM MDTTornado WarningEPZDoña Ana, Otero27 min
May 2, 1:08 PM MDTTornado WarningEPZDoña Ana, Otero37 min
May 2, 1:27 PM MDTTornado WarningEPZDoña Ana, Otero48 min
May 2, 1:40 PM MDTTornado WarningEPZOtero44 min
May 2, 1:55 PM MDTTornado WarningEPZHudspeth37 min
May 2, 2:06 PM MDTSevere Thunderstorm WarningMAFEddy54 min
May 2, 2:50 PM MDTFlash Flood WarningMAFEddy3 hr
May 2, 2:51 PM MDTSevere Thunderstorm WarningMAFCulberson54 min
May 2, 3:11 PM MDTSevere Thunderstorm WarningABQChaves64 min
May 2, 3:15 PM MDTSevere Thunderstorm WarningMAFEddy60 min
May 2, 3:41 PM MDTTornado WarningMAFCulberson64 min
May 2, 4:01 PM MDTSevere Thunderstorm WarningMAFReeves29 min
May 2, 4:12 PM MDTSevere Thunderstorm WarningMAFEddy42 min
May 2, 4:41 PM MDTTornado WarningMAFCulberson43 min
May 2, 5:11 PM MDTSevere Thunderstorm WarningMAFEddy48 min
May 2, 5:15 PM MDTSevere Thunderstorm WarningMAFLea60 min
May 2, 5:38 PM MDTFlash Flood WarningMAFEddy3 hr
May 2, 5:57 PM MDTSevere Thunderstorm WarningMAFLea53 min
May 2, 6:24 PM MDTTornado WarningMAFPecos, Reeves66 min
May 2, 6:25 PM MDTFlash Flood WarningMAFEctor3 hr
May 2, 6:29 PM MDTFlash Flood WarningMAFLea3 hr

Discussions around it

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

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 6.9 hours before the alert went out and 187 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, Midland Regional, TX at 12:00Z on 2007-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 948 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, Midland Regional, TX at 12:00Z on 2007-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 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
948 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
909 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 2, 2:48 AM MDTMesoscale DiscussionSPCChaves, De Baca, Eddy, Lea3 hr
May 2, 6:19 AM MDTMesoscale DiscussionSPCEddy, Lea2 hr
May 2, 7:02 AM MDTSevere Thunderstorm WatchSPCLea6 hr
May 2, 11:07 AM MDTMesoscale DiscussionSPCCatron, Chaves, Doña Ana, Eddy, Lincoln, Luna and 5 more113 min
May 2, 5:05 PM MDTMesoscale DiscussionSPCChaves, De Baca, Eddy, Lea, Lincoln, Otero and 1 more85 min
May 1, 6:08 PM MDTMesoscale DiscussionSPCAustin, Bandera, Bastrop, Bexar, Blanco, Brazos and 29 more97 min
May 2, 6:40 AM MDTMesoscale DiscussionSPCCrane, Crockett, Ector, Loving, Midland, Pecos and 7 more2 hr
May 2, 9:11 AM MDTMesoscale DiscussionSPCBrewster, Crane, Crockett, Glasscock, Howard, Irion and 7 more94 min
May 2, 11:39 AM MDTMesoscale DiscussionSPCBandera, Brown, Callahan, Coke, Coleman, Comanche and 29 more66 min
May 2, 11:50 AM MDTTornado WatchSPCBandera, Brown, Burnet, Callahan, Coke, Coleman and 31 more6 hr
May 2, 1:38 PM MDTMesoscale DiscussionSPCBosque, Coryell, Dallas, Denton, Ellis, Erath and 16 more2 hr
May 2, 2:08 PM MDTMesoscale DiscussionSPCDimmit, Frio, Kinney, Maverick, Uvalde, Val Verde and 1 more97 min
May 2, 2:43 PM MDTTornado WatchSPCAnderson, Bell, Bosque, Collin, Comanche, Cooke and 33 more6 hr
May 2, 4:08 PM MDTMesoscale DiscussionSPCAtascosa, Bandera, Bastrop, Bexar, Blanco, Burleson and 20 more67 min
May 2, 4:53 PM MDTTornado WatchSPCAtascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more7 hr
May 2, 5:52 PM MDTTornado WatchSPCBrewster, Crockett, Jeff Davis, Pecos, Presidio, Terrell3 hr
May 2, 5:54 PM MDTMesoscale DiscussionSPCAnderson, Bell, Bosque, Brazos, Burnet, Camp and 54 more81 min

Nearby

Severe Thunderstorm Watches in Texas, 2007Severe Thunderstorm Watches in New Mexico, 2007Every severe thunderstorm watch in 2007

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.