Alert archive / Tennessee / Tornado Watches in 1998

Tornado Watch 230

April 16, 199812 counties in North Carolina; 42 counties in Tennessee

The Storm Prediction Center issued this tornado watch at Apr 16, 1998, 2:00 PM EDT for 12 counties in North Carolina; 42 counties in Tennessee. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 16, 1998, 2:00 PM EDT (18:00 UTC)
Expired
Apr 16, 1998, 8:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 54 counties

Buncombe County, NC, Cherokee County, NC, Clay County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Jackson County, NC, Macon County, NC, Madison County, NC, Swain County, NC, Transylvania County, NC, Yancey County, NC, Anderson County, TN, Bledsoe County, TN, Blount County, TN, Bradley County, TN, Campbell County, TN, Claiborne County, TN, Clay County, TN, Cocke County, TN, Cumberland County, TN, Fentress County, TN, Grainger County, TN, Greene County, TN, Grundy County, TN, Hamblen County, TN, Hamilton County, TN, Hancock County, TN, Hawkins County, TN, Jackson County, TN, Jefferson County, TN, Knox County, TN, Loudon County, TN, Marion County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Morgan County, TN, Overton County, TN, Pickett County, TN, Polk County, TN, Putnam County, TN, Rhea County, TN, Roane County, TN, Scott County, TN, Sequatchie County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Van Buren County, TN, Warren County, TN, Washington County, TN, White County, TN

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 16, 4:13 PM EDTSevere Thunderstorm WarningMRXClaiborne47 min
Apr 16, 4:34 PM EDTSevere Thunderstorm WarningMRXHancock46 min
Apr 16, 4:39 PM EDTSevere Thunderstorm WarningMRXHamilton61 min
Apr 16, 5:17 PM EDTSevere Thunderstorm WarningMRXBradley, McMinn, Meigs63 min
Apr 16, 5:17 PM EDTSevere Thunderstorm WarningMRXRhea63 min
Apr 16, 5:22 PM EDTTornado WarningMRXMeigs, Rhea33 min
Apr 16, 5:24 PM EDTSevere Thunderstorm WarningMRXSullivan46 min
Apr 16, 5:36 PM EDTSevere Thunderstorm WarningMRXLoudon, Roane64 min
Apr 16, 5:39 PM EDTSevere Thunderstorm WarningMRXMcMinn, Polk61 min
Apr 16, 5:47 PM EDTTornado WarningMRXPolk63 min
Apr 16, 5:52 PM EDTTornado WarningOHXClay, Jackson33 min
Apr 16, 6:00 PM EDTSevere Thunderstorm WarningMRXAnderson, Knox65 min
Apr 16, 6:00 PM EDTTornado WarningMRXMonroe45 min
Apr 16, 6:19 PM EDTSevere Thunderstorm WarningMRXCumberland1 min
Apr 16, 6:23 PM EDTSevere Thunderstorm WarningMRXCumberland57 min
Apr 16, 6:27 PM EDTSevere Thunderstorm WarningMRXGrainger, Union58 min
Apr 16, 6:34 PM EDTTornado WarningOHXPickett31 min
Apr 16, 6:37 PM EDTTornado WarningGSPGraham58 min
Apr 16, 6:37 PM EDTSevere Thunderstorm WarningMRXFentress, Morgan63 min
Apr 16, 6:38 PM EDTTornado WarningMRXCumberland62 min
Apr 16, 6:44 PM EDTSevere Thunderstorm WarningMRXMonroe31 min
Apr 16, 6:46 PM EDTTornado WarningOHXJackson64 min
Apr 16, 6:48 PM EDTTornado WarningOHXClay62 min
Apr 16, 6:49 PM EDTTornado WarningMRXMorgan66 min
Apr 16, 6:53 PM EDTTornado WarningMRXClaiborne67 min
Apr 16, 7:07 PM EDTTornado WarningMRXHancock48 min
Apr 16, 7:08 PM EDTTornado WarningGSPSwain62 min
Apr 16, 7:12 PM EDTTornado WarningMRXCampbell33 min
Apr 16, 7:13 PM EDTSevere Thunderstorm WarningMRXBradley, Hamilton62 min
Apr 16, 7:13 PM EDTTornado WarningMRXUnion37 min
Apr 16, 7:15 PM EDTTornado WarningMRXAnderson35 min
Apr 16, 7:19 PM EDTTornado WarningOHXPickett31 min
Apr 16, 7:21 PM EDTTornado WarningMRXGrainger34 min
Apr 16, 7:23 PM EDTTornado WarningMRXScott32 min
Apr 16, 7:30 PM EDTTornado WarningGSPJackson45 min
Apr 16, 7:43 PM EDTSevere Thunderstorm WarningOHXWarren62 min
Apr 16, 7:43 PM EDTSevere Thunderstorm WarningOHXMarion62 min
Apr 16, 7:45 PM EDTSevere Thunderstorm WarningMRXCampbell65 min
Apr 16, 7:48 PM EDTTornado WarningMRXAnderson, Union47 min
Apr 16, 7:50 PM EDTTornado WarningGSPHaywood45 min
Apr 16, 7:53 PM EDTTornado WarningMRXGrainger47 min
Apr 16, 7:58 PM EDTTornado WarningMRXClaiborne47 min
Apr 16, 7:59 PM EDTFlash Flood WarningOHXFranklin, Grundy, Marion2 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.0 hours before the alert went out and 210 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 1998-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 76 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 1998-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
76 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
180 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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 16, 5:00 PM EDTTornado WatchSPCBuncombe, Cherokee, Clay, Graham, Haywood, Henderson and 6 more6 hr
Apr 16, 1:00 AM EDTTornado WatchSPCCrockett, Dyer, Gibson, Haywood, Henry, Lake and 5 more5 hr
Apr 16, 5:30 AM EDTTornado WatchSPCBedford, Benton, Carroll, Cheatham, Chester, Crockett and 34 more6 hr
Apr 16, 8:00 AM EDTTornado WatchSPCAnderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 35 more6 hr
Apr 16, 8:30 AM EDTSevere Thunderstorm WatchSPCLake, Lauderdale, Shelby, Tipton6 hr
Apr 16, 11:00 AM EDTTornado WatchSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 39 more6 hr
Apr 16, 2:45 PM EDTTornado WatchSPCRobertson6 hr

Nearby

Tornado Watches in Tennessee, 1998Tornado Watches in North Carolina, 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.