Alert archive / Kentucky / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 154, NWS Charleston, WV

May 22, 2011Boyd County, Carter County, Greenup County, Kentucky; Lawrence County, Ohio; Cabell County, Wayne County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at May 22, 2011, 5:11 PM EDT for Boyd County, Carter County, Greenup County, Kentucky; Lawrence County, Ohio; Cabell County, Wayne County, West Virginia. It was in force for 64 min. 2 reports 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: May 22, 2011, 5:11 PM EDT (21:11 UTC)
Expired: May 22, 2011, 6:15 PM EDT
In force: 64 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon

Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, OH, Cabell County, WV, Wayne County, WV

The radar

The Charleston,WV radar (KRLX), 77 km from the middle of the area, began a volume at 21:13 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.

What was reported inside it

Time	Report	Where	Remark
May 22, 5:20 PM EDT	HAIL 1	Rush, KY
May 22, 5:20 PM EDT	HAIL 1.25	Rush, KY

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.2 hours before the alert went out and 153 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: 460 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 720 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 4 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

788 
WUUS51 KRLX 222111
SVRRLX
KYC019-043-089-OHC087-WVC011-099-222215-
/O.NEW.KRLX.SV.W.0154.110522T2111Z-110522T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
511 PM EDT SUN MAY 22 2011

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BOYD COUNTY IN KENTUCKY...
  THIS INCLUDES THE CITIES OF...CANNONSBURG...ASHLAND...
  EASTERN CARTER COUNTY IN KENTUCKY...
  THIS INCLUDES THE CITY OF GRAYSON...
  SOUTHEASTERN GREENUP COUNTY IN KENTUCKY...
  WEST CENTRAL CABELL COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF HUNTINGTON...
  NORTHWESTERN WAYNE COUNTY IN WEST VIRGINIA...
  SOUTHERN LAWRENCE COUNTY IN SOUTHEAST OHIO...
  THIS INCLUDES THE CITIES OF...PROCTORVILLE...COAL GROVE...
  CHESAPEAKE...

* UNTIL 615 PM EDT

* AT 504 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
  DENTON...OR NEAR GRAYSON...AND MOVING NORTHEAST AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  RUSH...GARNER...COALTON...PRINCESS...NAPLES...CATLETTSBURG...
  KENOVA...CEREDO...ONA AND BARBOURSVILLE.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...I-64 BETWEEN MILE
MARKERS 169 AND 191 IN KENTUCKY...AND BETWEEN MILE MARKERS 1 AND 22
IN WEST VIRGINIA.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3867 8237 3865 8235 3859 8236 3858 8231
      3843 8221 3824 8278 3825 8279 3824 8282
      3822 8282 3820 8288 3837 8301
TIME...MOT...LOC 2111Z 243DEG 20KT 3834 8282

$$

14

1 follow-up statement

149 
WWUS51 KRLX 222147
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
547 PM EDT SUN MAY 22 2011

KYC019-043-089-OHC087-WVC011-099-222215-
/O.CON.KRLX.SV.W.0154.000000T0000Z-110522T2215Z/
BOYD KY-CARTER KY-GREENUP KY-LAWRENCE OH-CABELL WV-WAYNE WV-
547 PM EDT SUN MAY 22 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR SOUTHEASTERN GREENUP...EASTERN CARTER AND BOYD COUNTIES IN
KENTUCKY...AND SOUTHERN LAWRENCE COUNTY IN SOUTHEAST OHIO...AND
NORTHWESTERN WAYNE AND WEST CENTRAL CABELL COUNTIES IN WEST
VIRGINIA...

AT 545 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR CATLETTSBURG...OR NEAR CANNONSBURG...MOVING EAST AT 25
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ASHLAND...COAL GROVE...KENOVA...SOUTH POINT...CEREDO...BURLINGTON...
CHESAPEAKE...HUNTINGTON...AID...SCOTTOWN...PROCTORVILLE...ATHALIA...
PEA RIDGE AND BARBOURSVILLE

THIS WILL IMPACT THE FOLLOWING INTERSTATES...I-64 BETWEEN MILE
MARKERS 170 AND 191 IN KENTUCKY...AND BETWEEN MILE MARKERS 1 AND 22
IN WEST VIRGINIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
SUNDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
VIRGINIA AND CENTRAL WEST VIRGINIA.

&&

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3867 8237 3865 8235 3859 8236 3858 8231
      3843 8221 3824 8278 3825 8279 3824 8282
      3822 8282 3820 8288 3837 8301
TIME...MOT...LOC 2147Z 251DEG 22KT 3837 8262

$$

30

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 22, 2:48 PM EDT	Special Weather Statement	RLX	Boyd, Carter	27 min
May 22, 3:01 PM EDT	Severe Thunderstorm Warning	RLX	Boyd, Carter, Greenup, Lawrence	59 min
May 22, 4:57 PM EDT	Severe Thunderstorm Warning	RLX	Boyd, Carter, Lawrence	63 min
May 22, 5:49 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	56 min
May 22, 6:03 PM EDT	Severe Thunderstorm Warning	RLX	Boyd, Carter, Greenup, Lawrence	57 min
May 22, 6:19 PM EDT	Severe Thunderstorm Warning	RLX	Lawrence	26 min
May 22, 5:36 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Vinton	24 min
May 22, 5:52 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Gallia, Jackson, Meigs, Vinton, Washington	53 min
May 22, 7:08 PM EDT	Severe Thunderstorm Warning	RLX	Gallia, Jackson, Lawrence, Vinton	37 min
May 22, 7:29 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Jackson, Vinton	31 min
May 22, 4:06 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Kanawha, Lincoln, Putnam, Wayne	54 min
May 22, 4:40 PM EDT	Severe Thunderstorm Warning	RLX	McDowell, Wyoming	65 min
May 22, 4:52 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Lincoln, Putnam, Wayne	53 min
May 22, 6:55 PM EDT	Special Weather Statement	RLX	Boone, Lincoln, Logan, Wayne	35 min
May 22, 7:04 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Fayette, Kanawha, Lincoln, Logan, Raleigh and 2 more	56 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2011 Severe Thunderstorm Warnings in West Virginia, 2011 Severe Thunderstorm Warnings in Ohio, 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.