Alert archive / Arkansas / Flash Flood Warnings in 2014

Flash Flood Warning 53, NWS Little Rock, AR

August 17, 2014Pulaski County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Aug 17, 2014, 5:40 PM CDT for Pulaski County, Arkansas. It was in force for 110 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: Aug 17, 2014, 5:40 PM CDT (22:40 UTC)
Expired: Aug 17, 2014, 7:30 PM CDT
In force: 110 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Flood severity: None

County Pulaski County, AR

The radar

The Little Rock radar (KLZK), 9 km from the middle of the area, began a volume at 22:40 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

Little Rock, AR (KBYH), launched 12:00Z, 10.7 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: 1443 J/kg
Mixed-layer CIN: -108 J/kg
Mixed-layer LCL: 1242 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: 60 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 Little Rock, AR wrote its last area forecast discussion before this flash flood warning went out at Aug 17, 2:36 PM CDT, 3 hours 4 minutes earlier.

Area forecast discussion, Aug 17, 2:36 PM CDT, 3 hours 4 minutes before

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In the hours before

Special weather statement, Aug 17, 3:44 PM CDT, 1 hour 56 minutes before

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Local storm report, Aug 17, 4:11 PM CDT, 1 hour 29 minutes before

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Local storm report, Aug 17, 5:24 PM CDT, 16 minutes before

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        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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Local storm report, Aug 17, 5:26 PM CDT, 14 minutes before

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<body>
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      <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.
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Special weather statement, Aug 17, 5:34 PM CDT, 6 minutes before

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      <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.
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Special weather statement, Aug 17, 5:38 PM CDT, 2 minutes before

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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.
      </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>
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</body>
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The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 16, 10:11 PM CDT	Special Weather Statement	LZK	Pike	29 min
Aug 17, 1:16 PM CDT	Special Weather Statement	LZK	Pulaski	29 min
Aug 17, 1:25 PM CDT	Special Weather Statement	LZK	Pulaski	30 min
Aug 17, 1:26 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Pulaski	19 min
Aug 17, 1:33 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Pulaski	27 min
Aug 17, 1:38 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Pulaski	37 min
Aug 17, 1:45 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski	30 min
Aug 17, 2:06 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie	24 min
Aug 17, 2:14 PM CDT	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski	46 min
Aug 17, 2:23 PM CDT	Flash Flood Warning Emergency	LZK	Faulkner, Lonoke, Prairie, Pulaski	3 hr
Aug 17, 2:30 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Prairie, Pulaski	30 min
Aug 17, 2:40 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Pulaski	35 min
Aug 17, 2:43 PM CDT	Special Weather Statement	LZK	Lawrence	47 min
Aug 17, 2:53 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke, Monroe, Prairie, White, Woodruff	33 min
Aug 17, 2:56 PM CDT	Special Weather Statement	LZK	Pulaski	44 min
Aug 17, 3:04 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Monroe	41 min
Aug 17, 3:08 PM CDT	Special Weather Statement	LZK	Izard	47 min
Aug 17, 3:24 PM CDT	Special Weather Statement	LZK	Monroe	31 min
Aug 17, 3:26 PM CDT	Special Weather Statement	LZK	Saline	44 min
Aug 17, 3:44 PM CDT	Special Weather Statement	LZK	Izard	46 min
Aug 17, 3:56 PM CDT	Severe Thunderstorm Warning	LZK	Monroe	34 min
Aug 17, 5:34 PM CDT	Special Weather Statement	LZK	Stone	31 min
Aug 17, 5:38 PM CDT	Special Weather Statement	LZK	Pulaski	32 min

Nearby

Flash Flood Warnings in Arkansas, 2014 Every flash flood warning 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.