Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 199, NWS San Angelo, TX

October 12, 2001Brown County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Oct 12, 2001, 9:33 PM CDT for Brown County, Texas. It was in force for 57 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Oct 12, 2001, 9:33 PM CDT (02:33 UTC)
Expired: Oct 12, 2001, 10:30 PM CDT
In force: 57 min
Issued by: NWS San Angelo, TX
Area: Whole counties

County Brown County, TX

What was reported inside it

Time	Report	Where	Remark
Oct 12, 9:40 PM CDT	Hail 1.75	Bangs, TX	Hail up to the size of golf balls reported in western Brown County near Bangs.
Oct 12, 9:47 PM CDT	Hail 1.75	Brownwood, TX	Hail up to the size of golf balls reportedly accumulated up to 8 inches deep in Brownwood.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 12, 3:45 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.6 hours before the alert went out and 199 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: 3184 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 541 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 135 m²/s²
0-3 km storm-relative helicity: 134 m²/s²
Significant tornado parameter: 3.7
Supercell composite: 13.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 12, 6:55 PM CDT, 2 hours 38 minutes earlier.

Area forecast discussion, Oct 12, 6:55 PM CDT, 2 hours 38 minutes before

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In the hours before

Local storm report, Oct 12, 6:52 PM CDT, 2 hours 41 minutes before

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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 12, 7:27 PM CDT	Severe Thunderstorm Warning	SJT	Irion	63 min
Oct 12, 8:04 PM CDT	Severe Thunderstorm Warning	SJT	Crockett	71 min
Oct 12, 8:14 PM CDT	Severe Thunderstorm Warning	SJT	Brown	61 min
Oct 12, 8:23 PM CDT	Severe Thunderstorm Warning	SJT	Runnels	67 min
Oct 12, 8:57 PM CDT	Severe Thunderstorm Warning	SJT	Coleman	63 min
Oct 12, 9:10 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher	65 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001 Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.