Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 234, NWS Fort Worth, TX

May 30, 2007Stephens County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 30, 2007, 7:27 PM CDT for Stephens County, Texas. It was in force for 47 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 30, 2007, 7:27 PM CDT (00:27 UTC)
Expired
May 30, 2007, 8:14 PM CDT
In force
47 min
Issued by
NWS Fort Worth, TX
Area
Counties, with a storm outline in the text

County Stephens County, TX

The radar

The Dyess AFB radar (KDYX), 45 km from the middle of the area, began a volume at 00:30 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 watch it was issued in

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

IssuedProductOfficeLasted
May 30, 7:27 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.5 hours before the alert went out and 145 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-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2007-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 401 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2007-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
401 J/kg
Mixed-layer CIN
-272 J/kg
Mixed-layer LCL
1064 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
178 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 30, 6:40 PM CDT, 47 minutes earlier.

Area forecast discussion, May 30, 6:40 PM CDT, 47 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 30, 2:35 PM CDT, 4 hours 52 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>

In the hours before

Special weather statement, May 30, 1:40 PM CDT, 5 hours 47 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 30, 4:01 PM CDT, 3 hours 26 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 30, 6:48 PM CDT, 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
648 PM CDT WED MAY 30 2007

TXZ115-129-310015-
STEPHENS TX-EASTLAND TX-
648 PM CDT WED MAY 30 2007

...SIGNIFICANT WEATHER ADVISORY FOR...
  EASTLAND COUNTY
  STEPHENS COUNTY

AT 648 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
MONITORING THUNDERSTORMS DEVELOPING ALONG AN OUTFLOW BOUNDARY FROM
FORT GRIFFIN TO JUST EAST OF ABILENE. ANY STORMS THAT DEVELOP WILL
MOVE SOUTHEAST AT 25 MPH INTO STEPHENS AND EASTLAND COUNTIES...AND
MAY RAPIDLY BECOME SEVERE. KEEP ADVISED FOR ADDITIONAL STATEMENTS
AND WARNINGS.

CITIES IN THE PATH OF THIS STORM INCLUDE BRECKENRIDGE...CARBON...
CISCO...EASTLAND AND RANGER.

LAT...LON 3294 9859 3294 9910 3207 9910 3229 9850

SCHULTZ
Special weather statement, May 30, 7:20 PM CDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
720 PM CDT WED MAY 30 2007

TXZ115-310045-
STEPHENS TX-
720 PM CDT WED MAY 30 2007

...SIGNIFICANT WEATHER ADVISORY FOR...
  WESTERN STEPHENS COUNTY

AT 720 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 10 MILES NORTHEAST OF ALBANY...MOVING SOUTHEAST
AT 10 MPH. ANOTHER DEVELOPING STORM STORM WAS LOCATED IN FAR
NORTHWEST STEPHENS COUNTY...ALSO MOVING SOUTHEAST AT 10 MPH.

CITIES IN THE PATH OF THESE STORMS INCLUDE BRECKENRIDGE AND HUBBARD.

PEA-SIZED HAIL AND WIND GUSTS TO 40 MPH CAN BE EXPECTED FROM THESE
STORMS.

IF THESE STORMS INTENSIFY...A SEVERE WEATHER WARNING MAY BE NEEDED.

LAT...LON 3295 9911 3253 9911 3252 9896 3296 9880

SCHULTZ

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 7:20 PM CDTSpecial Weather StatementFWDStephens25 min
May 30, 8:34 PM CDTSpecial Weather StatementFWDEastland26 min
May 30, 8:53 PM CDTSpecial Weather StatementFWDEastland37 min
May 30, 11:49 PM CDTSpecial Weather StatementFWDComanche26 min
May 30, 11:55 PM CDTSevere Thunderstorm WarningFWDTarrant50 min
May 31, 12:15 AM CDTFlash Flood WarningFWDTarrant3 hr
May 31, 12:22 AM CDTSpecial Weather StatementFWDErath23 min
May 31, 12:24 AM CDTSpecial Weather StatementFWDJohnson36 min
May 31, 12:39 AM CDTSevere Thunderstorm WarningFWDJohnson, Parker, Tarrant66 min
May 31, 12:46 AM CDTSpecial Weather StatementFWDErath29 min
May 31, 12:56 AM CDTFlash Flood WarningFWDJohnson, Parker3 hr
May 31, 12:57 AM CDTSpecial Weather StatementFWDJohnson33 min
May 31, 1:09 AM CDTSpecial Weather StatementFWDErath36 min
May 31, 1:10 AM CDTSpecial Weather StatementFWDHood35 min
May 31, 1:18 AM CDTFlash Flood WarningFWDErath3 hr
May 31, 1:21 AM CDTSpecial Weather StatementFWDJohnson24 min
May 31, 1:39 AM CDTFlash Flood WarningFWDHood3 hr
May 31, 1:41 AM CDTSpecial Weather StatementFWDHood, Somervell34 min
May 31, 1:52 AM CDTSpecial Weather StatementFWDHamilton23 min
May 31, 2:18 AM CDTSpecial Weather StatementFWDSomervell27 min
May 31, 2:37 AM CDTSpecial Weather StatementFWDCoryell, Hamilton53 min
May 31, 2:58 AM CDTSevere Thunderstorm WarningFWDCoryell, Hamilton, Lampasas62 min
May 31, 3:04 AM CDTFlash Flood WarningFWDHamilton3 hr
May 31, 3:26 AM CDTFlash Flood WarningFWDCoryell, Lampasas3 hr
May 31, 3:33 AM CDTSevere Thunderstorm WarningFWDMills57 min
May 31, 3:43 AM CDTFlash Flood WarningFWDMills3 hr
May 31, 3:57 AM CDTSevere Thunderstorm WarningFWDLampasas63 min
May 31, 4:07 AM CDTTornado WarningFWDLampasas, Mills38 min
May 31, 5:01 AM CDTSevere Thunderstorm WarningFWDLampasas, Mills74 min
May 31, 5:03 AM CDTSevere Thunderstorm WarningFWDBell43 min
May 31, 4:50 PM CDTSpecial Weather StatementFWDHamilton25 min
May 31, 5:14 PM CDTSpecial Weather StatementFWDHamilton31 min
May 31, 5:43 PM CDTSpecial Weather StatementFWDComanche32 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007Every severe thunderstorm 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; radar from the NEXRAD Level II archive.