Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 2091

October 9, 20068 counties in New Mexico; 21 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Oct 9, 2006, 6:44 PM MDT for 8 counties in New Mexico; 21 counties in Texas. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued
Oct 9, 2006, 6:44 PM MDT (00:44 UTC)
Expired
Oct 9, 2006, 8:15 PM MDT
In force
91 min
Issued by
the Storm Prediction Center
All 29 counties

Doña Ana County, NM, Eddy County, NM, Grant County, NM, Hidalgo County, NM, Lea County, NM, Luna County, NM, Otero County, NM, Sierra County, NM, Andrews County, TX, Borden County, TX, Crane County, TX, Culberson County, TX, Dawson County, TX, Ector County, TX, El Paso County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Hudspeth County, TX, Jeff Davis County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Pecos County, TX, Reagan County, TX, Reeves County, TX, Upton County, TX, Ward County, TX, Winkler County, TX

The radar

The Holloman AFB radar (KHDX), 180 km from the middle of the area, began a volume at 00:46 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Santa Teresa, NM (KEPZ), launched 00:00Z, 0.7 hours before the alert went out and 206 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, Santa Teresa, NM at 00:00Z on 2006-10-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 563 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, Santa Teresa, NM at 00:00Z on 2006-10-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 298 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
563 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
1198 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
298 m²/s²
0-3 km storm-relative helicity
392 m²/s²
Significant tornado parameter
0.8
Supercell composite
9.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 9, 9:44 PM MDTMesoscale DiscussionSPCBrown, Callahan, Coke, Coleman, Comanche, Concho and 20 more2 hr
Oct 9, 10:17 PM MDTSevere Thunderstorm WatchSPCCoke, Concho, Crockett, Edwards, Irion, Kimble and 7 more6 hr
Oct 10, 12:43 AM MDTMesoscale DiscussionSPCBandera, Brewster, Crockett, Edwards, Gillespie, Kendall and 13 more92 min
Oct 10, 2:18 AM MDTTornado WatchSPCBandera, Bell, Blanco, Burnet, Coryell, Crockett and 20 more7 hr
Oct 10, 4:00 AM MDTMesoscale DiscussionSPCAustin, Bandera, Bastrop, Bell, Bexar, Blanco and 49 more90 min
Oct 10, 5:43 AM MDTTornado WatchSPCAnderson, Austin, Bastrop, Brazos, Burleson, Caldwell and 20 more7 hr
Oct 10, 7:52 AM MDTMesoscale DiscussionSPCBandera, Bell, Bexar, Blanco, Burnet, Comal and 27 more83 min
Oct 10, 8:31 AM MDTMesoscale DiscussionSPCAnderson, Angelina, Austin, Bastrop, Brazos, Burleson and 32 more119 min
Oct 10, 10:28 AM MDTMesoscale DiscussionSPCAngelina, Austin, Brazoria, Brazos, Colorado, Fayette and 15 more92 min
Oct 10, 10:48 AM MDTTornado WatchSPCBrazoria, Calhoun, Chambers, Fort Bend, Galveston, Hardin and 8 more5 hr
Oct 10, 11:34 AM MDTMesoscale DiscussionSPCAransas, Brazoria, Calhoun, Chambers, Fort Bend, Galveston and 14 more56 min
Oct 10, 12:39 PM MDTMesoscale DiscussionSPCAransas, Brazoria, Calhoun, Chambers, Fort Bend, Galveston and 12 more96 min
Oct 10, 2:08 PM MDTMesoscale DiscussionSPCAransas, Brazoria, Calhoun, Chambers, Galveston, Jefferson and 4 more97 min

Nearby

Mesoscale Discussions in Texas, 2006Mesoscale Discussions in New Mexico, 2006Every mesoscale discussion in 2006

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.