Alert archive / Kentucky / Tornado Watches in 1998

Tornado Watch 224

April 16, 199821 counties in Indiana; 74 counties in Kentucky; 12 counties in Ohio

The Storm Prediction Center issued this tornado watch at Apr 16, 1998, 1:45 AM EST for 21 counties in Indiana; 74 counties in Kentucky; 12 counties in Ohio. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 16, 1998, 1:45 AM EST (06:45 UTC)
Expired
Apr 16, 1998, 7:00 AM EST
In force
5 hr
Issued by
the Storm Prediction Center
All 107 counties

Bartholomew County, IN, Clark County, IN, Crawford County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Floyd County, IN, Franklin County, IN, Harrison County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Ripley County, IN, Scott County, IN, Spencer County, IN, Switzerland County, IN, Warrick County, IN, Washington County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Boone County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Campbell County, KY, Carroll County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Crittenden County, KY, Daviess County, KY, Edmonson County, KY, Fayette County, KY, Fleming County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Graves County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henderson County, KY, Henry County, KY, Hickman County, KY, Hopkins County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Lewis County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Marion County, KY, Marshall County, KY, Mason County, KY, McLean County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Muhlenberg County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Trimble County, KY, Warren County, KY, Washington County, KY, Webster County, KY, Woodford County, KY, Adams County, OH, Brown County, OH, Butler County, OH, Clermont County, OH, Clinton County, OH, Hamilton County, OH, Highland County, OH, Pike County, OH, Ross County, OH, Scioto County, OH, Vinton County, OH, Warren County, OH

The radar

The Louisville radar (KLVX), 45 km from the middle of the area, began a volume at 06:44 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.

Warnings issued inside it

22 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Apr 16, 1:55 AM ESTSevere Thunderstorm WarningPAHUnion, Webster35 min
Apr 16, 2:35 AM ESTFlash Flood WarningILNDearborn, Franklin, Ripley3 hr
Apr 16, 2:48 AM ESTFlash Flood WarningILNHamilton3 hr
Apr 16, 3:05 AM ESTFlash Flood WarningILNButler3 hr
Apr 16, 3:59 AM ESTSevere Thunderstorm WarningPAHCalloway46 min
Apr 16, 4:05 AM ESTFlash Flood WarningILNClermont, Clinton, Warren4 hr
Apr 16, 4:10 AM ESTFlash Flood WarningILNOhio, Switzerland3 hr
Apr 16, 4:10 AM ESTFlash Flood WarningILNCarroll3 hr
Apr 16, 5:00 AM ESTSevere Thunderstorm WarningLMKFayette30 min
Apr 16, 5:17 AM ESTSevere Thunderstorm WarningLMKGreen, Hart, Larue38 min
Apr 16, 5:17 AM ESTSevere Thunderstorm WarningLMKGreen, Hart, Larue28 min
Apr 16, 5:24 AM ESTSevere Thunderstorm WarningLMKClark, Madison36 min
Apr 16, 5:30 AM ESTSevere Thunderstorm WarningJKLBath, Fleming60 min
Apr 16, 5:30 AM ESTSevere Thunderstorm WarningJKLBath, Fleming65 min
Apr 16, 5:35 AM ESTFlash Flood WarningLMKTrimble85 min
Apr 16, 5:36 AM ESTFlash Flood WarningILNHamilton3 hr
Apr 16, 6:03 AM ESTFlash Flood WarningILNDearborn, Franklin, Ripley3 hr
Apr 16, 6:30 AM ESTFlash Flood WarningILNSwitzerland3 hr
Apr 16, 6:30 AM ESTFlash Flood WarningILNOhio3 hr
Apr 16, 6:30 AM ESTFlash Flood WarningILNClermont, Warren3 hr
Apr 16, 6:51 AM ESTSevere Thunderstorm WarningLMKMonroe24 min
Apr 16, 6:51 AM ESTSevere Thunderstorm WarningLMKMonroe34 min

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 6.8 hours before the alert went out and 182 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 00:00Z on 1998-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 449 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 00:00Z on 1998-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.1939587897117136156Sfc1 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
449 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
1158 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

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.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 8:45 PM ESTTornado WatchSPCBartholomew, Brown, Clark, Clay, Crawford, Daviess and 42 more5 hr
Apr 15, 10:15 PM ESTTornado WatchSPCOhio, Switzerland6 hr
Apr 15, 11:00 PM ESTTornado WatchSPCGibson, Posey5 hr
Apr 16, 12:30 PM ESTSevere Thunderstorm WatchSPCAdams, Allen, DeKalb, Elkhart, Huntington, Kosciusko and 7 more
Apr 16, 1:45 PM ESTTornado WatchSPCBartholomew, Blackford, Brown, Clark, Crawford, Dearborn and 33 more6 hr
Apr 16, 7:00 AM ESTTornado WatchSPCAdair, Bell, Boyle, Breathitt, Casey, Clay and 21 more6 hr
Apr 16, 4:00 PM ESTTornado WatchSPCCalloway6 hr
Apr 16, 4:30 PM ESTTornado WatchSPCAdair, Allen, Anderson, Barren, Bath, Bourbon and 47 more7 hr
Apr 16, 6:00 PM ESTTornado WatchSPCAdams, Ashland, Athens, Brown, Carroll, Coshocton and 42 more6 hr

Nearby

Tornado Watches in Kentucky, 1998Tornado Watches in Indiana, 1998Tornado Watches in Ohio, 1998Every tornado watch 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; radar from the NEXRAD Level II archive.