Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 392

March 25, 200518 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 25, 2005, 10:25 PM CST for 18 counties in Texas. It was in force for 95 min.

The area

The outline as issued.

The facts

Issued: Mar 25, 2005, 10:25 PM CST (04:25 UTC)
Expired: Mar 26, 2005, 12:00 AM CST
In force: 95 min
Issued by: the Storm Prediction Center

Counties Austin County, TX, Brazos County, TX, Burleson County, TX, Fayette County, TX, Grimes County, TX, Houston County, TX, Lee County, TX, Liberty County, TX, Madison County, TX, Milam County, TX, Montgomery County, TX, Polk County, TX, Robertson County, TX, San Jacinto County, TX, Trinity County, TX, Walker County, TX, Waller County, TX, Washington County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 4.4 hours before the alert went out and 265 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: 1649 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 242 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
Mar 25, 8:02 PM CST	Mesoscale Discussion	SPC	Anderson, Bell, Bosque, Brazos, Brown, Burleson and 51 more	118 min
Mar 25, 8:20 PM CST	Severe Thunderstorm Watch	SPC	Angelina, Austin, Bastrop, Bell, Blanco, Brazos and 24 more	6 hr
Mar 26, 12:56 AM CST	Mesoscale Discussion	SPC	Bandera, Bastrop, Bell, Blanco, Bosque, Brown and 48 more	94 min
Mar 26, 1:25 AM CST	Severe Thunderstorm Watch	SPC	Bandera, Borden, Brown, Callahan, Coke, Coleman and 35 more	7 hr
Mar 26, 4:20 AM CST	Mesoscale Discussion	SPC	Bandera, Blanco, Borden, Brown, Callahan, Coke and 45 more	115 min
Mar 26, 6:12 AM CST	Mesoscale Discussion	SPC	Bandera, Bell, Blanco, Bosque, Brown, Burnet and 42 more	63 min
Mar 26, 6:40 AM CST	Severe Thunderstorm Watch	SPC	Anderson, Bell, Blanco, Bosque, Burnet, Concho and 30 more	7 hr
Mar 26, 10:05 AM CST	Mesoscale Discussion	SPC	Anderson, Angelina, Atascosa, Austin, Bastrop, Bell and 42 more	115 min
Mar 26, 12:42 PM CST	Mesoscale Discussion	SPC	Loving	2 hr
Mar 26, 4:42 PM CST	Mesoscale Discussion	SPC	Bowie, Camp, Cass, Marion, Morris, Red River and 1 more	2 hr

Nearby

Mesoscale Discussions in Texas, 2005 Every mesoscale discussion in 2005

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.