Alert archive / Kentucky / Tornado Warnings in 2012

Tornado Warning 89, NWS Louisville, KY

May 1, 2012Trimble County, Kentucky

NWS Louisville, KY issued this tornado warning at May 1, 2012, 4:44 PM EDT for Trimble County, Kentucky. It was in force for 31 min. 3 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 1, 2012, 4:44 PM EDT (20:44 UTC)
Expired
May 1, 2012, 5:15 PM EDT
In force
31 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

County Trimble County, KY

The radar

The Louisville radar (KLVX), 89 km from the middle of the area, began a volume at 20:45 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

TimeReportWhereRemark
May 1, 4:45 PM EDTTORNADO3 Wnw Bedford, KYWEAK EF-0 TORNADO WITH ESTIMATED 65 MPH WINDS DID TREE DAMAGE AS IT BRIEFLY TOUCHED DOWN ALONG MOUNT PLESEANT ROAD NORTHWEST OF BEDFORD... SNAPPING UPPER-LEVEL TREE BRANCHES IN A NARROW PATH. A LARGE TREE CRUSHED A PICKUP TRUCK NEXT TO A MOBILE HOME WHILE THE
May 1, 4:47 PM EDTTSTM WND DMG4 Nne Bedford, KYDOWNBURST WINDS ESTIMATED AT 75 MPH TORE OFF MOST OF THE METAL ROOFING OF A BARN
May 1, 4:50 PM EDTTSTM WND DMG5 N Bedford, KYDAMAGE TO A BARN AND HOUSE ALONG ABBOTT LANE.

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.

IssuedProductOfficeLasted
May 1, 3:01 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.7 hours before the alert went out and 161 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 2012-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 joules per kilogram.LCLEL10008507005003002001001 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, Cncnati-Daytn, OH at 12:00Z on 2012-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.1939587897Sfc1 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
15 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
516 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
93 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.

617 
WFUS53 KLMK 012044
TORLMK
KYC223-012115-
/O.NEW.KLMK.TO.W.0089.120501T2044Z-120501T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
444 PM EDT TUE MAY 1 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL TRIMBLE COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 515 PM EDT...

* AT 441 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR WISES LANDING...MOVING EAST AT 30 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  BEDFORD...
  MONITOR AND PROVIDENCE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA. GO TO A BASEMENT OR SMALL INTERIOR
ROOM ON THE LOWEST FLOOR!

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING
DEBRIS.

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

&&

LAT...LON 3863 8522 3857 8521 3855 8541 3858 8543
      3861 8544 3863 8544 3869 8528
TIME...MOT...LOC 2045Z 254DEG 26KT 3860 8537

$$

EER
2 follow-up statements
771 
WWUS53 KLMK 012058
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
458 PM EDT TUE MAY 1 2012

KYC223-012115-
/O.CON.KLMK.TO.W.0089.000000T0000Z-120501T2115Z/
TRIMBLE KY-
458 PM EDT TUE MAY 1 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR EASTERN
TRIMBLE COUNTY...

AT 455 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS DANGEROUS STORM WAS
LOCATED NEAR MONITOR...MOVING EAST AT 30 MPH.

* THIS DANGEROUS STORM WILL ALSO IMPACT...

  MAINLY RURAL AREAS OF EASTERN TRIMBLE COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3856 8534 3860 8534 3862 8535 3866 8536
      3869 8528 3863 8522 3857 8521
TIME...MOT...LOC 2058Z 254DEG 26KT 3862 8525

$$

EER
494 
WWUS53 KLMK 012110
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
510 PM EDT TUE MAY 1 2012

KYC223-012120-
/O.EXP.KLMK.TO.W.0089.000000T0000Z-120501T2115Z/
TRIMBLE KY-
510 PM EDT TUE MAY 1 2012

...THE TORNADO WARNING FOR EASTERN TRIMBLE COUNTY WILL EXPIRE AT 515
PM EDT...

THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3856 8534 3860 8534 3862 8535 3866 8536
      3869 8528 3863 8522 3857 8521
TIME...MOT...LOC 2110Z 254DEG 26KT 3864 8514

$$

EER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:07 PM EDTSpecial Weather StatementLMKCasey, Taylor23 min
Apr 30, 8:14 PM EDTSpecial Weather StatementLMKFranklin, Henry, Shelby31 min
Apr 30, 8:16 PM EDTSpecial Weather StatementLMKHenry14 min
Apr 30, 8:27 PM EDTTornado WarningLMKFranklin33 min
Apr 30, 8:40 PM EDTTornado WarningLMKScott35 min
Apr 30, 9:14 PM EDTSpecial Weather StatementLMKGreen, Taylor31 min
May 1, 5:44 AM EDTSpecial Weather StatementLMKSimpson31 min
May 1, 6:07 AM EDTSpecial Weather StatementLMKAllen38 min
May 1, 7:48 AM EDTSpecial Weather StatementLMKWarren27 min
May 1, 1:34 PM EDTSpecial Weather StatementLMKSimpson26 min
May 1, 1:38 PM EDTSpecial Weather StatementLMKAllen37 min
May 1, 2:13 PM EDTSpecial Weather StatementLMKOhio32 min
May 1, 2:19 PM EDTSevere Thunderstorm WarningLMKHancock, Ohio26 min
May 1, 2:20 PM EDTSpecial Weather StatementLMKMonroe25 min
May 1, 2:41 PM EDTSpecial Weather StatementLMKBarren34 min
May 1, 2:42 PM EDTSpecial Weather StatementLMKBreckinridge33 min
May 1, 2:59 PM EDTSpecial Weather StatementLMKGreen, Larue31 min
May 1, 3:21 PM EDTSpecial Weather StatementLMKBreckinridge24 min
May 1, 3:23 PM EDTSpecial Weather StatementLMKMarion37 min
May 1, 3:26 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Hardin, Meade34 min
May 1, 3:40 PM EDTSevere Thunderstorm WarningLMKMarion, Washington35 min
May 1, 3:56 PM EDTSpecial Weather StatementLMKBullitt34 min
May 1, 4:11 PM EDTSevere Thunderstorm WarningLMKBullitt, Hardin, Nelson34 min
May 1, 4:19 PM EDTSpecial Weather StatementLMKAnderson26 min
May 1, 4:34 PM EDTSevere Thunderstorm WarningLMKTrimble26 min
May 1, 4:34 PM EDTSevere Thunderstorm WarningLMKBullitt, Nelson, Spencer26 min
May 1, 5:00 PM EDTSpecial Weather StatementLMKNelson, Spencer30 min
May 1, 5:26 PM EDTSpecial Weather StatementLMKHarrison34 min

Nearby

Tornado Warnings in Kentucky, 2012Every tornado warning in 2012Tornadoes in 2012

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.