Alert archive / Texas / Flash Flood Watches in 2014

Flash Flood Watch 3, NWS Fort Worth, TX

July 16, 201444 counties in Texas

NWS Fort Worth, TX issued this flash flood watch at Jul 16, 2014, 4:08 AM CDT for 44 counties in Texas. It took effect at Jul 17, 2014, 7:00 AM CDT. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued: Jul 16, 2014, 4:08 AM CDT (09:08 UTC)
In effect from: Jul 17, 2014, 7:00 AM CDT
Expired: Jul 18, 2014, 5:13 AM CDT
In force: 22 hr
Issued by: NWS Fort Worth, TX
Flood severity: None

All 44 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, Tarrant County, TX, Van Zandt County, TX, Wise County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 34 km from the middle of the area, began a volume at 09:05 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

Norman, OK (KOUN), launched 00:00Z, 9.1 hours before the alert went out and 318 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2081 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 37 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 watch 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 flash flood watch went out at Jul 16, 3:47 AM CDT, 21 minutes earlier.

Area forecast discussion, Jul 16, 3:47 AM CDT, 21 minutes before

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Hazardous weather outlook, Jul 16, 3:49 AM CDT, 19 minutes before

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</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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <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 Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 15, 8:47 PM CDT	Special Weather Statement	FWD	Falls	28 min
Jul 16, 4:19 PM CDT	Special Weather Statement	FWD	Somervell	26 min
Jul 16, 5:06 PM CDT	Special Weather Statement	FWD	Eastland	24 min
Jul 16, 5:08 PM CDT	Special Weather Statement	FWD	Hamilton	37 min
Jul 16, 5:24 PM CDT	Severe Thunderstorm Warning	FWD	Coryell, Hamilton, Lampasas	51 min
Jul 16, 6:33 PM CDT	Special Weather Statement	FWD	Lampasas	27 min

Nearby

Flash Flood Watches in Texas, 2014 Every flash flood watch in 2014

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.