Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 385

March 31, 200612 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 31, 2006, 10:21 PM CST for 12 counties in Texas. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued: Mar 31, 2006, 10:21 PM CST (04:21 UTC)
Expired: Mar 31, 2006, 11:45 PM CST
In force: 84 min
Issued by: the Storm Prediction Center

Counties Archer County, TX, Baylor County, TX, Borden County, TX, Crosby County, TX, Dickens County, TX, Garza County, TX, Haskell County, TX, Kent County, TX, King County, TX, Knox County, TX, Scurry County, TX, Stonewall County, TX

The radar

The Dyess AFB radar (KDYX), 125 km from the middle of the area, began a volume at 04:25 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 00:00Z, 4.4 hours before the alert went out and 218 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2862 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 50 m²/s²
0-3 km storm-relative helicity: 211 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
Apr 1, 1:07 AM CST	Mesoscale Discussion	SPC	Archer, Baylor, Childress, Clay, Cooke, Cottle and 6 more	2 hr
Apr 1, 10:06 AM CST	Mesoscale Discussion	SPC	Bowie	114 min
Apr 1, 12:12 PM CST	Mesoscale Discussion	SPC	Armstrong, Briscoe, Carson, Childress, Collingsworth, Cottle and 24 more	93 min
Apr 1, 2:01 PM CST	Tornado Watch	SPC	Armstrong, Briscoe, Carson, Childress, Collingsworth, Cottle and 15 more	8 hr
Apr 1, 2:21 PM CST	Mesoscale Discussion	SPC	Baylor, Callahan, Coke, Coleman, Crosby, Dickens and 16 more	84 min
Apr 1, 3:03 PM CST	Severe Thunderstorm Watch	SPC	Bowie, Camp, Cass, Franklin, Morris, Red River and 1 more	7 hr
Apr 1, 4:08 PM CST	Mesoscale Discussion	SPC	Briscoe, Childress, Collingsworth, Cottle, Donley, Foard and 12 more	2 hr

Nearby

Mesoscale Discussions in Texas, 2006 Every 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.