Alert archive / Kentucky / Special Weather Statements in 2018

Special Weather Statement, NWS Jackson, KY

June 24, 2018Wayne County, Kentucky

NWS Jackson, KY issued this special weather statement at Jun 24, 2018, 4:00 PM EDT for Wayne County, Kentucky. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 24, 2018, 4:00 PM EDT (20:00 UTC)
Expired
Jun 24, 2018, 4:30 PM EDT
In force
30 min
Issued by
NWS Jackson, KY

County Wayne County, KY

The radar

The Knoxville radar (KMRX), 147 km from the middle of the area, began a volume at 20:02 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.0 hours before the alert went out and 163 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, Nashville Metro, TN at 12:00Z on 2018-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 782 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, Nashville Metro, TN at 12:00Z on 2018-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.193958Sfc1 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
782 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 24, 2:00 PM EDT, 2 hours earlier.

Area forecast discussion, Jun 24, 2:00 PM EDT, 2 hours before
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Hazardous weather outlook, Jun 24, 10:30 AM EDT, 5 hours 30 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.
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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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In the hours before

Special weather statement, Jun 24, 3:34 PM EDT, 26 minutes before
Special Weather Statement
National Weather Service JACKSON KY
334 PM EDT SUN JUN 24 2018

KYZ083-242000-
Wayne-
334 PM EDT SUN JUN 24 2018

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN WAYNE COUNTY...

At 334 PM EDT, a strong thunderstorm was located over Sunnybrook, or
10 miles northeast of Byrdstown, moving east at 15 mph.

Winds in excess of 30 mph and pea size hail are possible with this
storm.

Locations impacted include...
Parmleysville, Oil Valley, Coopersville, Burfield, Barrier, Hidalgo,
Rockeybranch, Slickford, Griffin, Mount Pisgah, Powersburg,
Sunnybrook and Cooper.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3661 8496 3663 8500 3668 8500 3669 8502
      3672 8502 3676 8500 3679 8468 3672 8469
      3660 8478
TIME...MOT...LOC 1934Z 273DEG 15KT 3666 8498

JP
Special weather statement, Jun 24, 4:00 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service JACKSON KY
400 PM EDT SUN JUN 24 2018

KYZ083-084-242030-
McCreary-Wayne-
400 PM EDT SUN JUN 24 2018

...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN WAYNE AND SOUTHWESTERN
MCCREARY COUNTIES...

At 400 PM EDT, a strong thunderstorm was located over Sunnybrook, or
11 miles northeast of Byrdstown, moving east at 25 mph.

Wind gusts of 30 to 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Parmleysville, Great Meadows Campsites, Oil Valley, Slavens,
Coopersville, Susie, Burfield, Barrier, Kidds Crossing, Hidalgo,
Rockeybranch, Slickford, Ritner, Denney, Griffin, Zula, Mount Pisgah,
Powersburg, Sunnybrook and Cooper.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3660 8486 3662 8499 3663 8500 3668 8500
      3669 8502 3672 8502 3675 8501 3677 8501
      3677 8500 3683 8463 3660 8461
TIME...MOT...LOC 2000Z 265DEG 22KT 3668 8497

JP

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 3:34 PM EDTSpecial Weather StatementJKLWayne26 min
Jun 24, 4:29 PM EDTSpecial Weather StatementJKLMcCreary, Whitley46 min
Jun 24, 5:15 PM EDTSpecial Weather StatementJKLBell, Knox, Whitley45 min
Jun 24, 6:02 PM EDTSpecial Weather StatementJKLKnox28 min
Jun 24, 6:21 PM EDTSpecial Weather StatementJKLMcCreary24 min
Jun 24, 6:21 PM EDTSevere Thunderstorm WarningJKLBell, Clay, Harlan, Knox, Leslie39 min
Jun 24, 6:53 PM EDTSpecial Weather StatementJKLKnox37 min
Jun 24, 7:23 PM EDTSpecial Weather StatementJKLLeslie37 min

Nearby

Special Weather Statements in Kentucky, 2018Every special weather statement in 2018

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.