Alert archive / Kentucky / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 21, NWS Wilmington, OH

April 8, 2015Lewis County, Kentucky

NWS Wilmington, OH issued this severe thunderstorm warning at Apr 8, 2015, 1:12 PM EDT for Lewis County, Kentucky. It was in force for 26 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: Apr 8, 2015, 1:12 PM EDT (17:12 UTC)
Expired: Apr 8, 2015, 1:38 PM EDT
In force: 26 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Lewis County, KY

The radar

The Jackson,KY radar (KJKL), 90 km from the middle of the area, began a volume at 17:13 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 8, 10:34 AM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.2 hours before the alert went out and 122 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: 487 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 711 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 166 m²/s²
0-3 km storm-relative helicity: 194 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

106 
WUUS51 KILN 081712
SVRILN
KYC135-081800-
/O.NEW.KILN.SV.W.0021.150408T1712Z-150408T1800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
112 PM EDT WED APR 8 2015

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN LEWIS COUNTY IN NORTHEAST KENTUCKY...

* UNTIL 200 PM EDT.

* AT 110 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM LOCATED NEAR
  PETERSVILLE...MOVING EAST AT 40 MPH.

  STORM HAZARDS INCLUDE...
  WINDS TO 60 MPH...
  HALF DOLLAR SIZE HAIL...
  VERY HEAVY RAIN WHICH MAY CAUSE MINOR FLOODING...

* LOCATIONS IMPACTED INCLUDE...
  HEAD OF GRASSY...

IN ADDITION...HARRIS...CAMP DIX AND EMERSON ARE NEAR THE PATH OF THIS
SEVERE THUNDERSTORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER IN A STURDY BUILDING. STAY AWAY FROM WINDOWS AND DOORS
UNTIL THIS STORM HAS PASSED.

TO REPORT SEVERE WEATHER...GO TO OUR WEBSITE AT WEATHER.GOV/ILN AND
SUBMIT YOUR REPORT VIA SOCIAL MEDIA...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3839 8341 3837 8345 3840 8348 3842 8356
      3846 8354 3851 8316 3849 8318 3847 8318
      3843 8323 3835 8323 3834 8322 3832 8326
      3833 8332 3832 8335
TIME...MOT...LOC 1713Z 285DEG 34KT 3839 8342

HAIL...1.25IN
WIND...60MPH

$$

BINAU

2 follow-up statements

033 
WWUS51 KILN 081730
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
130 PM EDT WED APR 8 2015

KYC135-081800-
/O.CON.KILN.SV.W.0021.000000T0000Z-150408T1800Z/
LEWIS KY-
130 PM EDT WED APR 8 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 PM EDT
FOR SOUTHERN LEWIS COUNTY...

AT 129 PM EDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM
LOCATED NEAR EMERSON...MOVING EAST AT 40 MPH.

STORM HAZARDS INCLUDE...
WINDS TO 60 MPH...
HALF DOLLAR SIZE HAIL...
VERY HEAVY RAIN WHICH MAY CAUSE MINOR FLOODING...

THIS STORM WILL AFFECT MAINLY RURAL AREAS OF SOUTHERN LEWIS COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER IN A STURDY BUILDING. STAY AWAY FROM WINDOWS AND DOORS
UNTIL THIS STORM HAS PASSED.

TO REPORT SEVERE WEATHER...GO TO OUR WEBSITE AT WEATHER.GOV/ILN AND
SUBMIT YOUR REPORT VIA SOCIAL MEDIA...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3837 8339 3842 8334 3843 8323 3835 8323
      3834 8322 3832 8326 3833 8332 3832 8335
TIME...MOT...LOC 1730Z 285DEG 34KT 3833 8323

HAIL...1.25IN
WIND...60MPH

$$

BINAU

043 
WWUS51 KILN 081738
SVSILN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
138 PM EDT WED APR 8 2015

KYC135-081748-
/O.CAN.KILN.SV.W.0021.000000T0000Z-150408T1800Z/
LEWIS KY-
138 PM EDT WED APR 8 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LEWIS COUNTY HAS BEEN
CANCELLED...

THE STORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE SEVERE
THUNDERSTORM WARNING HAS BEEN CANCELLED.

ADDITIONAL THUNDERSTORM DEVELOPMENT IS POSSIBLE AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 6 PM!

PLEASE REPORT PREVIOUS WIND DAMAGE OR HAIL TO THE NATIONAL WEATHER
SERVICE BY GOING TO OUR WEBSITE AT WEATHER.GOV/ILN AND SUBMITTING
YOUR REPORT VIA SOCIAL MEDIA.

LAT...LON 3837 8339 3842 8334 3843 8323 3835 8323
      3834 8322 3832 8326 3833 8332 3832 8335
TIME...MOT...LOC 1738Z 285DEG 34KT 3831 8314

$$

BINAU

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 8, 10:54 AM EDT	Special Weather Statement	ILN	Boone, Campbell, Gallatin, Kenton	36 min
Apr 8, 11:15 AM EDT	Severe Thunderstorm Warning	ILN	Boone, Campbell, Gallatin, Grant, Kenton, Pendleton	45 min
Apr 8, 11:21 AM EDT	Severe Thunderstorm Warning	ILN	Carroll, Gallatin, Grant, Owen, Pendleton	39 min
Apr 8, 11:49 AM EDT	Severe Thunderstorm Warning	ILN	Bracken, Mason, Pendleton	41 min
Apr 8, 12:06 PM EDT	Severe Thunderstorm Warning	ILN	Lewis	39 min
Apr 8, 12:26 PM EDT	Severe Thunderstorm Warning	ILN	Lewis, Mason, Robertson	49 min
Apr 8, 12:43 PM EDT	Severe Thunderstorm Warning	ILN	Robertson	19 min
Apr 8, 3:40 PM EDT	Flash Flood Watch	ILN	Boone, Bracken, Campbell, Carroll, Gallatin, Grant and 6 more	41 hr
Apr 8, 5:57 PM EDT	Severe Thunderstorm Warning	ILN	Grant, Owen	33 min
Apr 8, 6:12 PM EDT	Areal Flood Advisory	ILN	Grant, Owen	3 hr
Apr 8, 6:16 PM EDT	Severe Thunderstorm Warning	ILN	Bracken, Mason, Robertson	44 min
Apr 8, 6:26 PM EDT	Severe Thunderstorm Warning	ILN	Grant, Owen, Pendleton	49 min
Apr 8, 6:33 PM EDT	Severe Thunderstorm Warning	ILN	Bracken, Lewis, Mason	42 min
Apr 8, 6:46 PM EDT	Severe Thunderstorm Warning	ILN	Bracken, Campbell, Grant, Pendleton	44 min
Apr 8, 6:52 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Carroll, Gallatin	38 min
Apr 8, 7:16 PM EDT	Areal Flood Advisory	ILN	Bracken, Grant, Pendleton	3 hr
Apr 8, 7:24 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Gallatin, Grant, Kenton, Owen, Pendleton	18 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2015 Every severe thunderstorm warning in 2015

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.