Alert archive / Texas / Flash Flood Warnings in 2006

Flash Flood Warning 6, NWS San Angelo, TX

May 6, 2006McCulloch County, San Saba County, Texas

NWS San Angelo, TX issued this flash flood warning at May 6, 2006, 2:04 AM CDT for McCulloch County, San Saba County, Texas. It was in force for 116 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: May 6, 2006, 2:04 AM CDT (07:04 UTC)
Expired: May 6, 2006, 4:00 AM CDT
In force: 116 min
Issued by: NWS San Angelo, TX
Area: Counties, with a storm outline in the text

Counties McCulloch County, TX, San Saba County, TX

The radar

The San Angelo radar (KSJT), 136 km from the middle of the area, began a volume at 07:04 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

Fort Worth, TX (KFWD), launched 00:00Z, 7.1 hours before the alert went out and 250 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: 510 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 1221 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: -50 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

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 May 6, 12:56 AM CDT, 1 hour 8 minutes earlier.

Area forecast discussion, May 6, 12:56 AM CDT, 1 hour 8 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, May 5, 1:32 PM CDT, 12 hours 32 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
132 PM CDT FRI MAY 5 2006

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-061930-
FISHER-NOLAN-STERLING-COKE-RUNNELS-IRION-TOM GREEN-CONCHO-
CROCKETT-SCHLEICHER-SUTTON-HASKELL-THROCKMORTON-JONES-SHACKELFORD-
TAYLOR-CALLAHAN-COLEMAN-BROWN-MCCULLOCH-SAN SABA-MENARD-KIMBLE-
MASON-
132 PM CDT FRI MAY 5 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A TORNADO WATCH IS IN EFFECT FOR MUCH OF WEST CENTRAL TEXAS THROUGH
LATE EVENING...ROUGHLY ALONG AND SOUTH OF INTERSTATE 20.
INCREASING WIND SHEAR AND MODERATE TO HIGH ATMOSPHERIC INSTABILITY
WILL LEAD TO A POTENTIAL FOR RAPIDLY DEVELOPING SUPERCELL
THUNDERSTORMS AFTER 3 PM. VERY LARGE AND DESTRUCTIVE HAIL AND
ISOLATED TORNADOES WILL BE THE PRIMARY SEVERE WEATHER THREATS.
LOCALIZED FLASH FLOODING WILL BE ASSOCIATED WITH LONG LIVED
SUPERCELL THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS SATURDAY...MAINLY
EAST OF AN ABILENE TO JUNCTION LINE. THE PRIMARY SEVERE WEATHER
THREATS WILL BE LARGE HAIL AND DAMAGING WINDS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE REQUIRED FROM THIS AFTERNOON INTO THE
EARLY MORNING HOURS SATURDAY.

14

In the hours before

Local storm report, May 5, 10:35 PM CDT, 3 hours 29 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 5, 10:59 PM CDT, 3 hours 5 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 6, 12:25 AM CDT, 1 hour 39 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 6, 12:36 AM CDT, 1 hour 28 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 6, 12:50 AM CDT, 1 hour 14 minutes before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, May 6, 2:03 AM CDT, 1 minute before

<!doctype html>
<html lang="en">
<head>
  <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.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 7:04 PM CDT	Tornado Warning	SJT	Haskell	41 min
May 5, 7:07 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Runnels	53 min
May 5, 7:12 PM CDT	Severe Thunderstorm Warning	SJT	Jones	48 min
May 5, 7:28 PM CDT	Tornado Warning	SJT	Jones	47 min
May 5, 7:42 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan	48 min
May 5, 7:43 PM CDT	Tornado Warning	SJT	Callahan	32 min
May 5, 7:44 PM CDT	Tornado Warning	SJT	Haskell, Shackelford, Throckmorton	46 min
May 5, 8:00 PM CDT	Severe Thunderstorm Warning	SJT	Coleman, Runnels	60 min
May 5, 8:09 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	66 min
May 5, 8:13 PM CDT	Tornado Warning	SJT	Crockett	47 min
May 5, 8:14 PM CDT	Tornado Warning	SJT	Callahan, Jones, Shackelford, Taylor	46 min
May 5, 8:22 PM CDT	Tornado Warning	SJT	Coleman, Runnels	38 min
May 5, 8:25 PM CDT	Severe Thunderstorm Warning	SJT	Haskell, Throckmorton	50 min
May 5, 8:28 PM CDT	Severe Thunderstorm Warning	SJT	Taylor	62 min
May 5, 8:34 PM CDT	Severe Thunderstorm Warning	SJT	Taylor	41 min
May 5, 8:51 PM CDT	Severe Thunderstorm Warning	SJT	Fisher, Jones, Nolan	54 min
May 5, 8:56 PM CDT	Tornado Warning	SJT	Brown, Coleman	49 min
May 5, 8:58 PM CDT	Tornado Warning	SJT	Callahan, Shackelford	32 min
May 5, 9:03 PM CDT	Tornado Warning	SJT	Callahan, Taylor	42 min
May 5, 9:19 PM CDT	Tornado Warning	SJT	Jones, Shackelford	26 min
May 5, 9:25 PM CDT	Severe Thunderstorm Warning	SJT	Nolan, Taylor	35 min
May 5, 9:28 PM CDT	Severe Thunderstorm Warning	SJT	Jones, Taylor	32 min
May 5, 9:38 PM CDT	Tornado Warning	SJT	Callahan, Coleman	52 min
May 5, 9:38 PM CDT	Tornado Warning	SJT	Brown	52 min
May 5, 9:45 PM CDT	Tornado Warning	SJT	Jones, Shackelford	30 min
May 5, 10:03 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Nolan, Shackelford, Taylor	27 min
May 5, 10:15 PM CDT	Tornado Warning	SJT	Runnels, Taylor	30 min
May 5, 10:16 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan, Runnels, Taylor	59 min
May 5, 10:24 PM CDT	Severe Thunderstorm Warning	SJT	Brown	51 min
May 5, 10:31 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Callahan, Coleman, Shackelford, Taylor	59 min
May 5, 10:33 PM CDT	Flash Flood Warning	SJT	Brown	4 hr
May 5, 10:42 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Coleman, Runnels, Taylor	63 min
May 5, 11:09 PM CDT	Severe Thunderstorm Warning	SJT	Brown	51 min
May 5, 11:36 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman, Concho, McCulloch, Runnels, San Saba	54 min
May 6, 12:29 AM CDT	Severe Thunderstorm Warning	SJT	Concho, McCulloch	61 min
May 6, 1:04 AM CDT	Severe Thunderstorm Warning	SJT	San Saba	26 min
May 6, 1:10 AM CDT	Severe Thunderstorm Warning	SJT	McCulloch	50 min
May 6, 2:11 AM CDT	Severe Thunderstorm Warning	SJT	McCulloch, Mason, Menard	53 min
May 6, 5:03 AM CDT	Severe Thunderstorm Warning	SJT	Menard	42 min
May 6, 6:00 AM CDT	Severe Thunderstorm Warning	SJT	Mason, Menard	30 min
May 6, 2:18 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Menard	42 min
May 6, 3:13 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Mason	47 min
May 6, 3:48 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Mason	27 min
May 6, 4:14 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch, Mason, San Saba	31 min
May 6, 4:45 PM CDT	Severe Thunderstorm Warning	SJT	Mason, San Saba	30 min

Nearby

Flash Flood Warnings in Texas, 2006 Every flash flood warning 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.