Alert archive / Texas / Mesoscale Discussions in 2003

Mesoscale Discussion 1174

May 31, 2003Lea County, New Mexico; 26 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 31, 2003, 5:09 PM MDT for Lea County, New Mexico; 26 counties in Texas. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: May 31, 2003, 5:09 PM MDT (23:09 UTC)
Expired: May 31, 2003, 6:45 PM MDT
In force: 96 min
Issued by: the Storm Prediction Center

All 27 counties

Lea County, NM, Andrews County, TX, Borden County, TX, Coke County, TX, Concho County, TX, Crockett County, TX, Dawson County, TX, Ector County, TX, Edwards County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Martin County, TX, Menard County, TX, Midland County, TX, Mitchell County, TX, Reagan County, TX, Schleicher County, TX, Sterling County, TX, Sutton County, TX, Terrell County, TX, Terry County, TX, Tom Green County, TX, Upton County, TX, Val Verde County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 50 km from the middle of the area, began a volume at 23:11 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 nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.2 hours before the alert went out and 50 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 764 J/kg
Mixed-layer CIN: -276 J/kg
Mixed-layer LCL: 2484 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 26 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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.

Issued	Product	Office	Counties	Lasted
May 31, 2:29 PM MDT	Mesoscale Discussion	SPC	Lea	3 hr

Nearby

Mesoscale Discussions in Texas, 2003 Mesoscale Discussions in New Mexico, 2003 Every mesoscale discussion in 2003

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.