Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 104, NWS San Angelo, TX

July 2, 2007Mason County, Texas

NWS San Angelo, TX issued this flash flood warning at Jul 2, 2007, 4:17 PM CDT for Mason County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 2, 2007, 4:17 PM CDT (21:17 UTC)
Expired: Jul 2, 2007, 7:15 PM CDT
In force: 3 hr
Issued by: NWS San Angelo, TX
Area: Whole counties

County Mason County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 9.3 hours before the alert went out and 216 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: 748 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 670 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -19 m²/s²
0-3 km storm-relative helicity: 11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Jul 2, 2:49 PM CDT, 1 hour 28 minutes earlier.

Area forecast discussion, Jul 2, 2:49 PM CDT, 1 hour 28 minutes before

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Hazardous weather outlook, Jul 2, 2:01 PM CDT, 2 hours 16 minutes before

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In the hours before

Special weather statement, Jul 2, 1:52 PM CDT, 2 hours 25 minutes before

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<head>
  <meta charset="utf-8">
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  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
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<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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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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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
Jul 2, 4:11 AM CDT	Flash Flood Watch	SJT	Brown, Callahan, Coke, Coleman, Concho, Crockett and 18 more	4 days
Jul 2, 10:05 AM CDT	Flash Flood Warning	SJT	Shackelford	3 hr
Jul 2, 11:25 AM CDT	Flash Flood Warning	SJT	Callahan, Jones, Shackelford, Taylor	6 hr
Jul 2, 1:03 PM CDT	Flash Flood Warning	SJT	Coke, Nolan, Runnels	6 hr

Nearby

Flash Flood Warnings in Texas, 2007 Every flash flood warning in 2007

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.