Alert archive / Tennessee / Tornado Watches in 1998

Tornado Watch 579

June 14, 19986 states

The Storm Prediction Center issued this tornado watch at Jun 14, 1998, 4:00 PM CDT for 6 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 14, 1998, 4:00 PM CDT (21:00 UTC)
Expired
Jun 14, 1998, 10:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 93 counties

Colbert County, AL, Jackson County, AL, Lauderdale County, AL, Limestone County, AL, Madison County, AL, Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Independence County, AR, Jackson County, AR, Lawrence County, AR, Lee County, AR, Mississippi County, AR, Monroe County, AR, Poinsett County, AR, Prairie County, AR, Randolph County, AR, Sharp County, AR, St. Francis County, AR, Woodruff County, AR, Allen County, KY, Calloway County, KY, Fulton County, KY, Monroe County, KY, Simpson County, KY, Dunklin County, MO, New Madrid County, MO, Pemiscot County, MO, Alcorn County, MS, Benton County, MS, DeSoto County, MS, Marshall County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Coffee County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Dyer County, TN, Fayette County, TN, Franklin County, TN, Gibson County, TN, Giles County, TN, Grundy County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lake County, TN, Lauderdale County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Madison County, TN, Marion County, TN, Marshall County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Moore County, TN, Obion County, TN, Perry County, TN, Robertson County, TN, Rutherford County, TN, Shelby County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Tipton County, TN, Trousdale County, TN, Warren County, TN, Wayne County, TN, Weakley County, TN, Williamson County, TN, Wilson County, TN

The radar

The Memphis radar (KNQA), 81 km from the middle of the area, began a volume at 21:01 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

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

IssuedProductOfficeCountiesLasted
Jun 14, 4:05 PM CDTSevere Thunderstorm WarningMEGClay45 min
Jun 14, 4:39 PM CDTSevere Thunderstorm WarningMEGDunklin, Pemiscot46 min
Jun 14, 5:25 PM CDTTornado WarningMEGPemiscot30 min
Jun 14, 5:27 PM CDTSevere Thunderstorm WarningLZKPrairie48 min
Jun 14, 5:36 PM CDTTornado WarningMEGLake34 min
Jun 14, 5:38 PM CDTSevere Thunderstorm WarningPAHNew Madrid37 min
Jun 14, 6:02 PM CDTSevere Thunderstorm WarningMEGObion48 min
Jun 14, 6:03 PM CDTSevere Thunderstorm WarningLZKMonroe52 min
Jun 14, 6:28 PM CDTSevere Thunderstorm WarningMEGWeakley32 min
Jun 14, 6:43 PM CDTSevere Thunderstorm WarningMEGLee47 min
Jun 14, 6:59 PM CDTSevere Thunderstorm WarningMEGWeakley31 min
Jun 14, 7:13 PM CDTSevere Thunderstorm WarningPAHFulton62 min
Jun 14, 7:16 PM CDTSevere Thunderstorm WarningMEGHenry49 min
Jun 14, 7:39 PM CDTSevere Thunderstorm WarningOHXBenton61 min
Jun 14, 7:57 PM CDTSevere Thunderstorm WarningMEGWeakley48 min
Jun 14, 8:12 PM CDTSevere Thunderstorm WarningPAHCalloway48 min
Jun 14, 8:17 PM CDTSevere Thunderstorm WarningMEGHenry48 min
Jun 14, 8:36 PM CDTTornado WarningMEGHenry34 min
Jun 14, 8:36 PM CDTSevere Thunderstorm WarningOHXHumphreys49 min
Jun 14, 8:46 PM CDTTornado WarningOHXBenton49 min
Jun 14, 8:56 PM CDTTornado WarningOHXDickson, Humphreys34 min
Jun 14, 9:07 PM CDTTornado WarningOHXHumphreys48 min
Jun 14, 9:28 PM CDTFlash Flood WarningMEGHenry, Weakley2 hr
Jun 14, 9:28 PM CDTFlash Flood WarningMEGObion2 hr
Jun 14, 9:30 PM CDTFlash Flood WarningOHXBenton, Dickson, Houston, Humphreys3 hr
Jun 14, 9:31 PM CDTSevere Thunderstorm WarningOHXCheatham49 min
Jun 14, 9:38 PM CDTSevere Thunderstorm WarningOHXDickson, Humphreys47 min
Jun 14, 9:47 PM CDTTornado WarningOHXCheatham33 min

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 9.0 hours before the alert went out and 131 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, Little Rock, AR at 12:00Z on 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1231 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.1939587897Sfc1 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
1231 J/kg
Mixed-layer CIN
-275 J/kg
Mixed-layer LCL
989 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
240 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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
Jun 13, 9:30 PM CDTTornado WatchSPCBenton, Crawford, Washington6 hr
Jun 14, 2:30 AM CDTSevere Thunderstorm WatchSPCClay7 hr
Jun 14, 6:45 AM CDTSevere Thunderstorm WatchSPCLivingston6 hr
Jun 14, 10:30 AM CDTSevere Thunderstorm WatchSPCAdair, Allen, Barren, Bell, Clinton, Cumberland and 12 more5 hr
Jun 14, 3:00 PM CDTTornado WatchSPCBallard, Caldwell, Calloway, Carlisle, Crittenden, Fulton and 8 more7 hr
Jun 14, 6:30 PM CDTTornado WatchSPCAllen, Barren, Breckinridge, Bullitt, Butler, Caldwell and 29 more6 hr
Jun 13, 8:05 PM CDTTornado WatchSPCAndrew, Atchison, Buchanan, Clinton, DeKalb, Gentry and 4 more6 hr
Jun 14, 1:15 AM CDTTornado WatchSPCAdair, Andrew, Atchison, Audrain, Buchanan, Caldwell and 30 more6 hr
Jun 14, 2:00 PM CDTTornado WatchSPCClark, Knox, Schuyler, Scotland6 hr

Nearby

Tornado Watches in Tennessee, 1998Tornado Watches in Arkansas, 1998Tornado Watches in Mississippi, 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.