Alert archive / Kentucky / Flash Flood Watches in 2017

Flash Flood Watch 5, NWS Jackson, KY

June 13, 201716 counties in Kentucky

NWS Jackson, KY issued this flash flood watch at Jun 13, 2017, 10:50 AM EDT for 16 counties in Kentucky. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Jun 13, 2017, 10:50 AM EDT (14:50 UTC)
Expired: Jun 13, 2017, 6:49 PM EDT
In force: 8 hr
Issued by: NWS Jackson, KY
Flood severity: None

Counties Bath County, KY, Breathitt County, KY, Elliott County, KY, Fleming County, KY, Floyd County, KY, Johnson County, KY, Knott County, KY, Magoffin County, KY, Martin County, KY, Menifee County, KY, Montgomery County, KY, Morgan County, KY, Pike County, KY, Powell County, KY, Rowan County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 29 km from the middle of the area, began a volume at 14:52 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 2.8 hours before the alert went out and 183 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: 1831 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 1049 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: -12 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 Jackson, KY wrote its last area forecast discussion before this flash flood watch went out at Jun 13, 7:08 AM EDT, 3 hours 42 minutes earlier.

Area forecast discussion, Jun 13, 7:08 AM EDT, 3 hours 42 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, Jun 13, 3:47 AM EDT, 7 hours 3 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 Jackson, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 13, 2:22 PM EDT	Special Weather Statement	JKL	Fleming	53 min
Jun 13, 3:00 PM EDT	Special Weather Statement	JKL	Martin	45 min
Jun 13, 3:04 PM EDT	Special Weather Statement	JKL	Bath, Fleming, Montgomery, Rowan	26 min
Jun 13, 3:16 PM EDT	Special Weather Statement	JKL	Floyd	29 min
Jun 13, 3:32 PM EDT	Areal Flood Advisory	JKL	Fleming, Rowan	118 min
Jun 13, 3:33 PM EDT	Special Weather Statement	JKL	Elliott, Menifee, Montgomery, Powell, Rowan	27 min
Jun 13, 3:46 PM EDT	Areal Flood Advisory	JKL	Floyd, Johnson, Martin, Pike	119 min
Jun 13, 3:51 PM EDT	Special Weather Statement	JKL	Pike	39 min
Jun 13, 4:12 PM EDT	Areal Flood Advisory	JKL	Floyd, Knott, Pike	3 hr
Jun 13, 4:13 PM EDT	Special Weather Statement	JKL	Floyd, Knott	47 min
Jun 13, 4:18 PM EDT	Areal Flood Advisory	JKL	Bell	3 hr
Jun 13, 4:23 PM EDT	Flash Flood Warning	JKL	Bell	2 hr
Jun 13, 4:30 PM EDT	Special Weather Statement	JKL	Estill, Jackson, Owsley	45 min
Jun 13, 4:44 PM EDT	Special Weather Statement	JKL	Breathitt, Magoffin	46 min
Jun 13, 5:01 PM EDT	Areal Flood Advisory	JKL	Breathitt, Floyd, Knott, Magoffin, Wolfe	3 hr
Jun 13, 5:16 PM EDT	Flash Flood Warning	JKL	Floyd, Knott	3 hr
Jun 13, 5:18 PM EDT	Special Weather Statement	JKL	Knott, Perry	27 min
Jun 13, 5:21 PM EDT	Severe Thunderstorm Warning	JKL	Knott, Leslie, Perry	24 min
Jun 13, 5:45 PM EDT	Special Weather Statement	JKL	Harlan	30 min
Jun 13, 5:47 PM EDT	Special Weather Statement	JKL	Leslie, Perry	28 min
Jun 13, 5:48 PM EDT	Special Weather Statement	JKL	Clay, Jackson	57 min
Jun 13, 5:53 PM EDT	Areal Flood Advisory	JKL	Clay, Harlan, Jackson, Laurel, Leslie, Owsley and 1 more	3 hr
Jun 13, 6:03 PM EDT	Flash Flood Warning	JKL	Harlan, Leslie, Perry	3 hr
Jun 13, 6:07 PM EDT	Flash Flood Warning	JKL	Clay, Jackson, Laurel	113 min
Jun 13, 6:31 PM EDT	Areal Flood Advisory	JKL	Harlan, Letcher	4 hr
Jun 13, 6:36 PM EDT	Special Weather Statement	JKL	Bell	39 min
Jun 13, 7:39 PM EDT	Areal Flood Advisory	JKL	Bell, Knox, McCreary, Whitley	3 hr

Nearby

Flash Flood Watches in Kentucky, 2017 Every flash flood watch in 2017

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.