Alert archive / Kentucky / Special Weather Statements in 2020

Special Weather Statement, NWS Jackson, KY

July 5, 2020Clay County, Kentucky

NWS Jackson, KY issued this special weather statement at Jul 5, 2020, 4:12 PM EDT for Clay County, Kentucky. It was in force for 33 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
Jul 5, 2020, 4:12 PM EDT (20:12 UTC)
Expired
Jul 5, 2020, 4:45 PM EDT
In force
33 min
Issued by
NWS Jackson, KY

County Clay County, KY

The radar

The Jackson,KY radar (KJKL), 69 km from the middle of the area, began a volume at 20:15 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, 8.2 hours before the alert went out and 279 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 2020-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 797 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 2020-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939Sfc1 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
797 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1278 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
31 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

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 Jul 5, 3:35 PM EDT, 37 minutes earlier.

Area forecast discussion, Jul 5, 3:35 PM EDT, 37 minutes before
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Hazardous weather outlook, Jul 5, 4:16 AM EDT, 11 hours 56 minutes before
Hazardous Weather Outlook
National Weather Service Jackson KY
416 AM EDT Sun Jul 5 2020

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-061130-
Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle-
Jackson-Pulaski-Laurel-Wayne-McCreary-Whitley-Knox-Bell-Harlan-
Elliott-Morgan-Johnson-Wolfe-Magoffin-Floyd-Lee-Breathitt-Knott-
Owsley-Perry-Clay-Leslie-Letcher-Martin-Pike-
Including the cities of Flemingsburg, Camargo, Jeffersonville,
Mount Sterling, Owingsville, Morehead, Irvine, Ravenna,
Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee,
Annville, Burnside, Somerset, London, Monticello, Stearns,
Whitley City, Corbin, Williamsburg, Barbourville, Middlesboro,
Pineville, Cumberland, Harlan, Sandy Hook, West Liberty,
Paintsville, Campton, Salyersville, Prestonsburg, Wheelwright,
Beattyville, Jackson, Hindman, Pippa Passes, Booneville, Hazard,
Manchester, Hyden, Jenkins, Whitesburg, Inez, Coal Run,
Elkhorn City, Pikeville, and South Williamson
416 AM EDT Sun Jul 5 2020

This hazardous weather outlook is for portions of eastern Kentucky.

.DAY ONE...Today and Tonight.

Thunderstorms are possible this afternoon and evening, especially
in locations south of the Mountain Parkway.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Thunderstorms will be possible at times from Monday through
Saturday, mainly during the afternoon and evening hours.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

JP

In the hours before

Special weather statement, Jul 5, 1:38 PM EDT, 2 hours 34 minutes before
Special Weather Statement
National Weather Service JACKSON KY
138 PM EDT Sun Jul 5 2020

KYZ084-085-087-051800-
Whitley-McCreary-Bell-
138 PM EDT Sun Jul 5 2020

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN BELL...SOUTHEASTERN
MCCREARY AND SOUTHWESTERN WHITLEY COUNTIES...

At 137 PM EDT, a strong thunderstorm was located over Wilkerson, or
15 miles west of Middlesboro. The storm is nearly stationary.

Winds in excess of 40 mph are possible with this storm.

Locations impacted include...
Middlesboro, Ayers, Frakes, Noetown, Fonde, Zion Hill, Wilkerson, Red
Ash, Lot, Pearl, Jellico Creek, Saxton, Pruden, Mountain Ash, Jellico
and Indian Mountain State Park.

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

LAT...LON 3659 8432 3670 8432 3661 8370 3658 8371
TIME...MOT...LOC 1737Z 057DEG 0KT 3657 8399

DJ
Special weather statement, Jul 5, 1:59 PM EDT, 2 hours 13 minutes before
Special Weather Statement
National Weather Service JACKSON KY
159 PM EDT Sun Jul 5 2020

KYZ085-087-051845-
Whitley-Bell-
159 PM EDT Sun Jul 5 2020

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN BELL AND
SOUTHEASTERN WHITLEY COUNTIES...

At 157 PM EDT, a strong thunderstorm was located over Wilkerson, or
13 miles southeast of Williamsburg. The storm is nearly stationary.

Winds of 40 mph or greater and pea size hail are possible with this
storm.

Locations impacted include...
Dixie, Gatliff, Frakes, Packard, Wilkerson, Red Ash, Lot, Pearl,
Verne, Saxton, Polly Camp, Nevisdale and Jellico.

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

LAT...LON 3659 8413 3673 8412 3668 8389 3659 8390
TIME...MOT...LOC 1757Z 093DEG 2KT 3660 8400

DJ
Special weather statement, Jul 5, 3:28 PM EDT, 44 minutes before
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Special weather statement, Jul 5, 4:12 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 1:38 PM EDTSpecial Weather StatementJKLWhitley22 min
Jul 5, 1:59 PM EDTSpecial Weather StatementJKLWhitley46 min
Jul 5, 3:06 PM EDTSevere Thunderstorm WarningJKLWayne24 min
Jul 5, 3:28 PM EDTSpecial Weather StatementJKLWayne32 min
Jul 5, 4:28 PM EDTSpecial Weather StatementJKLPulaski32 min
Jul 5, 4:48 PM EDTSpecial Weather StatementJKLPulaski27 min

Nearby

Special Weather Statements in Kentucky, 2020Every special weather statement in 2020

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.