Alert archive / Kentucky / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 49, NWS Jackson, KY

April 8, 2011Pike County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Apr 8, 2011, 6:01 PM EDT for Pike County, Kentucky. It was in force for 29 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 8, 2011, 6:01 PM EDT (22:01 UTC)
Expired: Apr 8, 2011, 6:30 PM EDT
In force: 29 min
Issued by: NWS Jackson, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Pike County, KY

The radar

The Jackson,KY radar (KJKL), 91 km from the middle of the area, began a volume at 22:04 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.

What was reported inside it

Time	Report	Where	Remark
Apr 8, 6:25 PM EDT	HAIL 1	2 Se Mouthcard, KY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 2:53 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 10.0 hours before the alert went out and 250 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1372 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 284 m²/s²
0-3 km storm-relative helicity: 369 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

171 
WUUS53 KJKL 082201
SVRJKL
KYC195-082230-
/O.NEW.KJKL.SV.W.0049.110408T2201Z-110408T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
601 PM EDT FRI APR 8 2011

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN PIKE COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 630 PM EDT

* AT 556 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  CHLOE...OR NEAR PIKEVILLE...AND MOVING SOUTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MARROWBONE...FISHTRAP LAKE...PHYLLIS...BELCHER...ELKHORN CITY...
  BIGGS...FEDSCREEK...MOUTHCARD...TOONERVILLE AND CEDARVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

TO REPORT DAMAGING WINDS...LARGE HAIL OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3729 8231 3737 8257 3751 8244 3743 8212
      3742 8212
TIME...MOT...LOC 2201Z 299DEG 27KT 3743 8240
WIND...HAIL 60MPH 1.00IN

$$

ABE

2 follow-up statements

670 
WWUS53 KJKL 082211
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
611 PM EDT FRI APR 8 2011

KYC195-082230-
/O.CON.KJKL.SV.W.0049.000000T0000Z-110408T2230Z/
PIKE KY-
611 PM EDT FRI APR 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL PIKE
COUNTY UNTIL 630 PM EDT...

AT 609 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
FISHTRAP LAKE...OR 11 MILES SOUTHEAST OF PIKEVILLE...MOVING SOUTHEAST
AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  BIGGS...ELKHORN CITY...FEDSCREEK...MOUTHCARD...TOONERVILLE AND
  CEDARVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR 
HOME OR BUSINESS. 

&&

LAT...LON 3729 8231 3734 8247 3749 8237 3743 8212
      3742 8212
TIME...MOT...LOC 2211Z 299DEG 27KT 3739 8232
WIND...HAIL 60MPH 1.00IN

$$

GEOGERIAN

258 
WWUS53 KJKL 082225
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
625 PM EDT FRI APR 8 2011

KYC195-082235-
/O.EXP.KJKL.SV.W.0049.000000T0000Z-110408T2230Z/
PIKE KY-
625 PM EDT FRI APR 8 2011

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PIKE COUNTY WILL
EXPIRE AT 630 PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9 PM.

LAT...LON 3729 8231 3734 8247 3749 8237 3743 8212
      3742 8212
TIME...MOT...LOC 2225Z 299DEG 27KT 3734 8220

$$

DUSTY

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 4:04 PM EDT	Severe Thunderstorm Warning	JKL	Bath, Elliott, Menifee, Morgan, Rowan	41 min
Apr 8, 4:39 PM EDT	Severe Thunderstorm Warning	JKL	Elliott, Johnson, Morgan	36 min
Apr 8, 5:02 PM EDT	Severe Thunderstorm Warning	JKL	Clay, Jackson, Owsley, Rockcastle	43 min
Apr 8, 5:05 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Knott, Letcher, Pike	55 min
Apr 8, 5:42 PM EDT	Severe Thunderstorm Warning	JKL	Clay, Leslie	48 min
Apr 8, 5:56 PM EDT	Severe Thunderstorm Warning	JKL	Pike	19 min
Apr 8, 6:59 PM EDT	Severe Thunderstorm Warning	JKL	Estill, Menifee, Montgomery, Powell, Wolfe	31 min
Apr 8, 7:15 PM EDT	Severe Thunderstorm Warning	JKL	Magoffin, Menifee, Morgan, Wolfe	45 min
Apr 8, 7:29 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Estill, Magoffin, Menifee, Morgan, Powell and 1 more	46 min
Apr 8, 7:54 PM EDT	Severe Thunderstorm Warning	JKL	Breathitt, Lee, Wolfe	36 min
Apr 8, 7:57 PM EDT	Severe Thunderstorm Warning	JKL	Floyd, Johnson, Magoffin, Martin, Morgan, Pike	33 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2011 Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.