Alert archive / Kentucky / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 13, NWS Jackson, KY

May 6, 2001Johnson County, Martin County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at May 6, 2001, 6:55 PM EDT for Johnson County, Martin County, Kentucky. It was in force for 50 min. 3 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
May 6, 2001, 6:55 PM EDT (22:55 UTC)
Expired
May 6, 2001, 7:45 PM EDT
In force
50 min
Issued by
NWS Jackson, KY
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Johnson County, KY, Martin County, KY

The radar

The Jackson,KY radar (KJKL), 58 km from the middle of the area, began a volume at 22:54 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 6, 7:00 PM EDTHail 0.75Hagerhill, KY
May 6, 7:15 PM EDTHail 0.75Williamsport, KY
May 6, 7:15 PM EDTHail 0.75Thelma, KY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.9 hours before the alert went out and 194 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 2001-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2001-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1568 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
106 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.

000 
WUUS53 KJKL 062258
SVRJKL

KYC115-159-062345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON KY
655 PM EDT SUN MAY 6 2001

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JOHNSON COUNTY
  MARTIN COUNTY

* UNTIL 745 PM EDT

* AT 655 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM OVER VAN
  LEAR...OR ABOUT 5 MILES SOUTHEAST OF PAINTSVILLE...MOVING NORTHEAST
  AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  OVER BOONS CAMP AT 700 PM EDT.
  OVER RIVER AT 705 PM EDT.
  OVER WHITEHOUSE AT 710 PM EDT.
  OVER CHESTNUT AT 715 PM EDT.

IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDS IN 
EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. THIS IS A 
DANGEROUS STORM...PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... 
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCTEMENT AGENCY. ASK THEY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN 
JACKSON KY.

LAT...LON 3779 8296 3770 8260 3802 8245 3813 8288

$$

DUSTY

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 5:18 PM EDTSevere Thunderstorm WarningJKLKnox, Whitley42 min
May 6, 5:58 PM EDTSevere Thunderstorm WarningJKLClay, Knox47 min
May 6, 6:06 PM EDTFlash Flood WarningJKLHarlan54 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2001Every severe thunderstorm warning in 2001

Sources

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