Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 37, NWS Louisville, KY

April 16, 1998Clark County, Madison County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Apr 16, 1998, 6:24 AM EDT for Clark County, Madison County, Kentucky. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 16, 1998, 6:24 AM EDT (10:24 UTC)
Expired
Apr 16, 1998, 7:00 AM EDT
In force
36 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Clark County, KY, Madison County, KY

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 16, 2:45 AM EDTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 10.4 hours before the alert went out and 180 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 00:00Z on 1998-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1998-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 square meters per square second.19395878Sfc1 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
835 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
283 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSDF 161024 RRA
SVRSDF
KYC049-151-161100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
624 AM EDT THU APR 16 1998

* SEVERE THUNDERSTORM WARNING FOR
  CLARK COUNTY - EAST CENTRAL KENTUCKY
  NORTHERN MADISON COUNTY - EAST CENTRAL KENTUCKY

* UNTIL 700 AM EDT

* SOME LOCATIONS AFFECTED
  WINCHESTER BY 640 AM EDT
  REDHOUSE BY 640 AM EDT

* AT 622 AM EDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS JUST EAST OF LEXINGTON ACROSS FAYETTE COUNTY...MOVING
EAST AT 40 MPH. DAMAGING WINDS ARE POSSIBLE WITH THESE
THUNDERSTORMS. LEXINGTON POLICE REPORTED TREES DOWN ACROSS THE CITY
EARLIER.

IF YOU ARE OUTSIDE OR IN THE PATH OF THIS STORM...SEEK SHELTER
INSIDE A STRONG BUILDING. AVOID WINDOWS AND STAY OFF THE TELEPHONE
UNTIL THE STORM HAS PASSED.

A TORNADO WATCH IS ALSO IN EFFECT.  SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE NOTICE.

VLD/TF

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 16, 4:30 AM EDT, 1 hour 54 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083-
084-089>092-161600-

CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
430 AM EDT THU APR 16 1998

THE STORM PREDICTION CENTER HAS INDICATED THAT A MODERATE RISK OF
SEVERE THUNDERSTORMS EXISTS ACROSS SOUTH CENTRAL KENTUCKY TODAY.
MEANWHILE...A SLIGHT RISK OF SEVERE WEATHER EXISTS ACROSS THE
REMAINDER OF NORTH CENTRAL AND EAST CENTRAL KENTUCKY...AS WELL AS
SOUTH CENTRAL INDIANA.

THIS IS A POTENTIAL DANGEROUS WEATHER SITUATION...WITH THE
POSSIBILITY OF DAMAGING WINDS AND LARGE HAIL...AND EVEN A FEW
TORNADOES IN THE STRONGEST CELLS.

LOW PRESSURE OVER ILLINOIS WILL TRACK NORTHEAST INTO THE GREAT LAKES
WHILE A COLD FRONT SWINGS TO WESTERN KENTUCKY THIS EVENING... AND
THEN MOVES TO EASTERN KENTUCKY BY FRIDAY MORNING. AFTER EARLY
MORNING STRONG THUNDERSTORMS ACROSS CENTRAL KENTUCKY...THE ATMOSPHERE
WILL HAVE A CHANCE TO RECOVER...AS MOIST AND VERY UNSTABLE AIR
REMAINS IN PLACE AHEAD OF THE COLD FRONT. THUS...THUNDERSTORMS ARE
EXPECTED TO REDEVELOP BY AFTERNOON...AND CONTINUE THROUGH THE
EVENING HOURS.

THIS IS A PRELIMINARY OUTLOOK.  STAY TUNED TO NOAA WEATHER RADIO
FROM THE NATIONAL WEATHER SERVICE OR THE MEDIA FOR THE LATEST
INFORMATION ON THIS WEATHER SITUATION. SKYWARN SPOTTER ACTIVATION
WILL BE NECESSARY TODAY.

VLD
Special weather statement, Apr 16, 6:19 AM EDT, 5 minutes before
KYZ023>026-029>034-038-089>096-161200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
619 AM EDT THU APR 16 1998

TORNADO WATCH 224 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN
NORTHERN KENTUCKY:

OHIO...HANCOCK...BRECKINRIDGE...MEADE...BULLITT...JEFFERSON...
SPENCER...SHELBY...OLDHAM...TRIMBLE...HENRY...CARROLL...OWEN...
GALLATIN...GRANT...PENDLETON...BOONE...KENTON AND CAMPBELL.

THIS INCLUDES THE LOUISVILLE METROPOLITAN AREA AS WELL AS COVINGTON.

HOWEVER...A TORNADO WATCH CONTINUES UNTIL 800 AM EDT FOR THE
REMAINDER OF SOUTH CENTRAL AND EAST CENTRAL KENTUCKY.

DEWALD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 6:00 AM EDTSevere Thunderstorm WarningLMKFayette30 min
Apr 16, 6:17 AM EDTSevere Thunderstorm WarningLMKGreen, Hart, Larue38 min
Apr 16, 6:17 AM EDTSevere Thunderstorm WarningLMKGreen, Hart, Larue28 min
Apr 16, 6:35 AM EDTFlash Flood WarningLMKTrimble85 min
Apr 16, 7:51 AM EDTSevere Thunderstorm WarningLMKMonroe24 min
Apr 16, 7:51 AM EDTSevere Thunderstorm WarningLMKMonroe34 min
Apr 16, 11:21 AM EDTSevere Thunderstorm WarningLMKLogan39 min
Apr 16, 4:09 PM EDTSevere Thunderstorm WarningLMKLogan31 min
Apr 16, 4:26 PM EDTTornado WarningLMKLogan, Warren49 min
Apr 16, 5:04 PM EDTTornado WarningLMKAllen, Barren46 min
Apr 16, 5:42 PM EDTSevere Thunderstorm WarningLMKMetcalfe33 min
Apr 16, 6:04 PM EDTTornado WarningLMKAdair31 min
Apr 16, 6:35 PM EDTTornado WarningLMKAdair30 min
Apr 16, 6:44 PM EDTSevere Thunderstorm WarningLMKClinton31 min
Apr 16, 6:48 PM EDTSevere Thunderstorm WarningLMKCasey27 min
Apr 16, 7:10 PM EDTSevere Thunderstorm WarningLMKLincoln35 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1998Every severe thunderstorm warning in 1998

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.