Alert archive / Texas / Wind Advisories in 2009

Wind Advisory 14, NWS Fort Worth, TX

March 27, 200946 counties in Texas

NWS Fort Worth, TX issued this wind advisory at Mar 27, 2009, 9:38 AM CDT for 46 counties in Texas. It took effect at Mar 27, 2009, 2:00 PM CDT. It was in force for 29 hr.

The area

The counties it named.

The facts

Issued
Mar 27, 2009, 9:38 AM CDT (14:38 UTC)
In effect from
Mar 27, 2009, 2:00 PM CDT
Expired
Mar 28, 2009, 7:00 PM CDT
In force
29 hr
Issued by
NWS Fort Worth, TX
All 46 counties

Anderson County, TX, Bell County, TX, Bosque County, TX, Collin County, TX, Comanche County, TX, Cooke County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Falls County, TX, Fannin County, TX, Freestone County, TX, Grayson County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Jack County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Lampasas County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Montague County, TX, Navarro County, TX, Palo Pinto County, TX, Parker County, TX, Rains County, TX, Robertson County, TX, Rockwall County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Van Zandt County, TX, Wise County, TX, Young County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 27 km from the middle of the area, began a volume at 14:40 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 12:00Z, 2.6 hours before the alert went out and 51 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 12:00Z on 2009-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 542 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 12:00Z on 2009-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 165 square meters per square second.1939587897117Sfc1 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
542 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
460 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
165 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Mar 27, 7:19 AM CDT, 2 hours 19 minutes earlier.

Area forecast discussion, Mar 27, 7:19 AM CDT, 2 hours 19 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, Mar 27, 5:42 AM CDT, 3 hours 56 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>

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 7:12 PM CDTSevere Thunderstorm WarningFWDCooke, Montague63 min
Mar 26, 7:28 PM CDTSevere Thunderstorm WarningFWDMontague62 min
Mar 26, 7:40 PM CDTTornado WarningFWDCooke50 min
Mar 26, 8:29 PM CDTTornado WarningFWDCooke61 min
Mar 26, 8:31 PM CDTSevere Thunderstorm WarningFWDMontague14 min
Mar 26, 9:02 PM CDTTornado WarningFWDGrayson58 min
Mar 26, 9:28 PM CDTTornado WarningFWDCooke, Grayson62 min
Mar 26, 9:59 PM CDTTornado WarningFWDGrayson61 min
Mar 26, 10:15 PM CDTSpecial Weather StatementFWDFannin30 min
Mar 26, 10:33 PM CDTSevere Thunderstorm WarningFWDFannin57 min
Mar 27, 10:29 AM CDTSpecial Weather StatementFWDBell31 min
Mar 27, 10:45 AM CDTSpecial Weather StatementFWDMilam30 min
Mar 27, 11:01 AM CDTSpecial Weather StatementFWDFalls29 min
Mar 27, 11:38 AM CDTSpecial Weather StatementFWDMilam37 min
Mar 27, 11:55 AM CDTSpecial Weather StatementFWDLimestone35 min
Mar 27, 12:09 PM CDTSpecial Weather StatementFWDHill36 min
Mar 27, 12:18 PM CDTSevere Thunderstorm WarningFWDEllis, Hill, Limestone, Navarro57 min
Mar 27, 1:00 PM CDTSevere Thunderstorm WarningFWDHenderson, Hunt, Kaufman, Navarro, Rains, Van Zandt46 min
Mar 27, 1:35 PM CDTSpecial Weather StatementFWDRockwall25 min
Mar 27, 1:43 PM CDTSpecial Weather StatementFWDCollin32 min
Mar 27, 2:20 PM CDTSpecial Weather StatementFWDFannin25 min
Mar 27, 3:19 PM CDTFreeze WarningFWDComanche, Cooke, Denton, Eastland, Erath, Grayson and 7 more19 hr
Mar 27, 4:58 PM CDTSpecial Weather StatementFWDHenderson, Van Zandt32 min
Mar 27, 5:09 PM CDTSpecial Weather StatementFWDAnderson36 min
Mar 27, 5:35 PM CDTSpecial Weather StatementFWDAnderson25 min
Mar 27, 6:04 PM CDTSpecial Weather StatementFWDAnderson26 min

Nearby

Wind Advisories in Texas, 2009Every wind advisory in 2009

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.