Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 93, NWS Louisville, KY

May 25, 1998Butler County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at May 25, 1998, 7:44 AM CDT for Butler County, Kentucky. It was in force for 46 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
May 25, 1998, 7:44 AM CDT (12:44 UTC)
Expired
May 25, 1998, 8:30 AM CDT
In force
46 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Butler County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 0.7 hours before the alert went out and 120 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, Nashville Metro, TN at 12:00Z on 1998-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2174 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, Nashville Metro, TN at 12:00Z on 1998-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
2174 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
774 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
182 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, May 25, 3:39 AM CDT, 4 hours 5 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083-
084-089>092-260600-

CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
430 AM MON MAY 25 1998

THE STORM PREDICTION CENTER HAS INDICATED THAT A SLIGHT RISK OF
SEVERE THUNDERSTORMS EXISTS ACROSS CENTRAL KENTUCKY
AND SOUTH-CENTRAL INDIANA FOR THIS AFTERNOON AND EVENING.

A STATIONARY FRONT EXTENDING FROM EASTERN OHIO TO NEAR PADUCAH WILL
REMAIN IN PLACE ACROSS THE AREA THIS AFTERNOON AND EVENING.
MEANWHILE...A LOW PRESSURE SYSTEM FROM CENTRAL OKLAHOMA WILL RIDE
ALONG THE FRONT AND MOVE TOWARD WESTERN KENTUCKY BY THIS EVENING.
THIS LOW COMBINED WITH THE INTERACTION OF THE THE FRONT AND THE WARM
MOIST UNSTABLE AIR WILL CAUSE SCATTERED THUNDERSTORMS TO FORM THIS
AFTERNOON AND EVENING.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS AND LARGE
HAIL.  HEAVY RAIN AND DANGEROUS LIGHTNING ALSO CAN BE EXPECTED.

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 MAY BE REQUESTED LATER TODAY.

COX
Special weather statement, May 25, 3:47 AM CDT, 3 hours 57 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083-
084-089>092-260600-

CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER
OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE LOUISVILLE KY
445 AM MON MAY 25 1998

THE STORM PREDICTION CENTER HAS INDICATED THAT A SLIGHT RISK OF
SEVERE THUNDERSTORMS EXISTS ACROSS CENTRAL KENTUCKY
AND SOUTH-CENTRAL INDIANA FOR THIS AFTERNOON AND EVENING.

A STATIONARY FRONT EXTENDING FROM EASTERN OHIO TO NEAR PADUCAH WILL
REMAIN IN PLACE ACROSS THE AREA THIS AFTERNOON AND EVENING.
MEANWHILE...A LOW PRESSURE SYSTEM FROM CENTRAL OKLAHOMA WILL RIDE
ALONG THE FRONT AND MOVE TOWARD WESTERN KENTUCKY BY THIS EVENING.
THIS LOW COMBINED WITH THE INTERACTION OF THE FRONT AND THE WARM
MOIST UNSTABLE AIR WILL CAUSE SCATTERED THUNDERSTORMS TO FORM THIS
AFTERNOON AND EVENING.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS AND LARGE
HAIL.  HEAVY RAIN AND DANGEROUS LIGHTNING ALSO CAN BE EXPECTED.

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 MAY BE REQUESTED LATER TODAY.

COX

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 8:28 AM CDTTornado WarningLMKEdmonson, Warren47 min
May 25, 9:12 AM CDTSevere Thunderstorm WarningLMKSimpson33 min
May 25, 9:31 AM CDTSevere Thunderstorm WarningLMKAllen29 min
May 25, 9:39 AM CDTSevere Thunderstorm WarningLMKGreen, Metcalfe31 min
May 25, 9:50 AM CDTSevere Thunderstorm WarningLMKAdair, Taylor30 min
May 25, 10:01 AM CDTSevere Thunderstorm WarningLMKMonroe49 min
May 25, 10:11 AM CDTSevere Thunderstorm WarningLMKCasey, Russell44 min
May 25, 6:36 PM CDTSevere Thunderstorm WarningLMKLogan34 min
May 25, 6:56 PM CDTSevere Thunderstorm WarningLMKAdair, Casey34 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.