Alert archive / Kentucky / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 367, NWS Louisville, KY

July 3, 2011Clark County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 3, 2011, 4:07 PM EDT for Clark County, Kentucky. It was in force for 23 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 3, 2011, 4:07 PM EDT (20:07 UTC)
Expired
Jul 3, 2011, 4:30 PM EDT
In force
23 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Clark County, KY

The radar

The Jackson,KY radar (KJKL), 90 km from the middle of the area, began a volume at 20:07 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.1 hours before the alert went out and 168 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, Cncnati-Daytn, OH at 12:00Z on 2011-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1735 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2011-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
1735 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
760 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
43 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.

041 
WUUS53 KLMK 032007
SVRLMK
KYC049-032030-
/O.NEW.KLMK.SV.W.0367.110703T2007Z-110703T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
407 PM EDT SUN JUL 3 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARK COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 430 PM EDT

* AT 402 PM EDT...LOCAL LAW ENFORCEMENT REPORTED A SEVERE   
THUNDERSTORM PRODUCING QUARTER SIZE HAIL...AND POSSIBLY DAMAGING 
WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR MOUNT ZION...MOVING 
EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL ALSO IMPACT...
  WINCHESTER...
  HEDGES AND SEWELL SHOP...
  THOMSON...
  KIDDVILLE AND GOFFS CORNER...

THIS INCLUDES INTERSTATE 64 IN KENTUCKY BETWEEN MILE MARKERS 101 AND
98.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS 
IMMEDIATELY! STAY AWAY FROM WINDOWS.

TO REPORT LARGE HAIL TO THE NATIONAL WEATHER SERVICE...CALL LOCAL 
LAW ENFORCEMENT AND THEY WILL RELAY YOUR REPORT TO US.

&&

LAT...LON 3787 8400 3790 8426 3792 8427 3790 8430
      3790 8434 3795 8433 3795 8431 3796 8433
      3796 8431 3801 8431 3802 8429 3806 8429
      3808 8424 3807 8404 3794 8396
TIME...MOT...LOC 2006Z 285DEG 20KT 3802 8410
WIND...HAIL 60MPH 1.00IN

$$

AL
2 follow-up statements
557 
WWUS53 KLMK 032016
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
416 PM EDT SUN JUL 3 2011

KYC049-032030-
/O.CON.KLMK.SV.W.0367.000000T0000Z-110703T2030Z/
CLARK KY-
416 PM EDT SUN JUL 3 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR CLARK COUNTY...

AT 411 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING AT LEAST QUARTER 
SIZE HAIL...AND POSSIBLY DAMAGING WINDS UP TO 60 MPH. THIS STORM 
WAS LOCATED NEAR MOUNT ZION...MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL ALSO IMPACT...
  NORTHEAST WINCHESTER...
  KIDDVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! STAY AWAY FROM WINDOWS.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN LOUISVILLE.

&&

LAT...LON 3791 8399 3790 8398 3787 8400 3790 8426
      3792 8427 3790 8430 3795 8431 3801 8431
      3805 8415 3807 8405 3793 8396
TIME...MOT...LOC 2016Z 282DEG 20KT 3802 8403
WIND...HAIL 60MPH 1.00IN

$$

AL
663 
WWUS53 KLMK 032032
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
432 PM EDT SUN JUL 3 2011

KYC049-032041-
/O.EXP.KLMK.SV.W.0367.000000T0000Z-110703T2030Z/
CLARK KY-
432 PM EDT SUN JUL 3 2011

...THE SEVERE THUNDERSTORM WARNING FOR CLARK COUNTY HAS EXPIRED...

THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA. BUT IF YOU RECEIVED LARGE HAIL...MAINLY IN THE MOUNT ZION AREA 
AND SURROUNDING COMMUNITIES...PLEASE CALL LOCAL LAW ENFORCEMENT AND 
HAVE THEM RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

LAT...LON 3791 8399 3790 8398 3787 8400 3790 8426
      3792 8427 3790 8430 3795 8431 3801 8431
      3805 8415 3807 8405 3793 8396
TIME...MOT...LOC 2016Z 282DEG 20KT 3802 8403

$$

AL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 2:41 PM EDTSpecial Weather StatementLMKFranklin34 min
Jul 3, 3:44 PM EDTSpecial Weather StatementLMKFayette31 min
Jul 3, 3:48 PM EDTSevere Thunderstorm WarningLMKClark, Fayette27 min
Jul 3, 3:53 PM EDTSpecial Weather StatementLMKBoyle37 min
Jul 3, 4:34 PM EDTSpecial Weather StatementLMKClark26 min
Jul 3, 5:14 PM EDTSpecial Weather StatementLMKNelson31 min
Jul 3, 5:47 PM EDTSpecial Weather StatementLMKNelson28 min
Jul 3, 6:17 PM EDTSevere Thunderstorm WarningLMKMarion28 min
Jul 3, 6:44 PM EDTSpecial Weather StatementLMKWashington31 min
Jul 3, 7:12 PM EDTSpecial Weather StatementLMKBoyle33 min
Jul 3, 7:40 PM EDTSpecial Weather StatementLMKBreckinridge, Hancock35 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2011Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.