Alert archive / Texas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 227, NWS Lubbock, TX

October 4, 2004Lamb County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Oct 4, 2004, 10:59 PM CDT for Lamb County, Texas. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 4, 2004, 10:59 PM CDT (03:59 UTC)
Expired: Oct 5, 2004, 12:00 AM CDT
In force: 61 min
Issued by: NWS Lubbock, TX
Area: Counties, with a storm outline in the text

County Lamb County, TX

The radar

The Lubbock radar (KLBB), 68 km from the middle of the area, began a volume at 04:00 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, 4.0 hours before the alert went out and 236 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: 1495 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 987 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 4, 3:55 PM CDT, 7 hours 4 minutes earlier.

Area forecast discussion, Oct 4, 3:55 PM CDT, 7 hours 4 minutes before

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Hazardous weather outlook, Oct 4, 6:00 AM CDT, 16 hours 59 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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The office that day

Everything else NWS Lubbock, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 5, 9:11 AM CDT	Severe Thunderstorm Warning	LUB	Bailey, Cochran	79 min

Nearby

Severe Thunderstorm Warnings in Texas, 2004 Every severe thunderstorm warning in 2004

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.