Alert archive / Tennessee / Tornado Watches in 1998
Tornado Watch 190
The Storm Prediction Center issued this tornado watch at Apr 8, 1998, 5:30 PM CDT for 5 counties in Illinois; 35 counties in Kentucky; 37 counties in Tennessee. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 8, 1998, 5:30 PM CDT (22:30 UTC)
- Expired
- Apr 9, 1998, 12:00 AM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 77 counties
Gallatin County, IL, Hardin County, IL, Massac County, IL, Pope County, IL, Saline County, IL, Allen County, KY, Breckinridge County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Carlisle County, KY, Christian County, KY, Crittenden County, KY, Daviess County, KY, Edmonson County, KY, Fulton County, KY, Graves County, KY, Grayson County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Hickman County, KY, Hopkins County, KY, Larue County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, McLean County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Simpson County, KY, Todd County, KY, Trigg County, KY, Union County, KY, Warren County, KY, Webster County, KY, Benton County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, Dickson County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Giles 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, Lauderdale County, TN, Lawrence County, TN, Lewis County, TN, Madison County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Obion County, TN, Perry County, TN, Robertson County, TN, Shelby County, TN, Stewart County, TN, Sumner County, TN, Tipton County, TN, Wayne County, TN, Weakley County, TN, Williamson County, TN
The radar
The Ft Campbell radar (KHPX), 109 km from the middle of the area, began a volume at 22:31 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
30 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 5:32 PM CDT | Severe Thunderstorm Warning | MEG | Hardin | 18 min |
| Apr 8, 5:45 PM CDT | Tornado Warning | OHX | Wayne | 50 min |
| Apr 8, 5:54 PM CDT | Tornado Warning | PAH | Crittenden | 36 min |
| Apr 8, 5:57 PM CDT | Tornado Warning | PAH | Daviess | 33 min |
| Apr 8, 6:00 PM CDT | Severe Thunderstorm Warning | OHX | Lawrence, Lewis | 45 min |
| Apr 8, 6:06 PM CDT | Severe Thunderstorm Warning | PAH | Carlisle, McCracken | 34 min |
| Apr 8, 6:17 PM CDT | Severe Thunderstorm Warning | MEG | Lake, Obion | 33 min |
| Apr 8, 6:21 PM CDT | Severe Thunderstorm Warning | OHX | Maury | 69 min |
| Apr 8, 6:26 PM CDT | Tornado Warning | PAH | McCracken | 24 min |
| Apr 8, 6:27 PM CDT | Severe Thunderstorm Warning | MEG | Tipton | 48 min |
| Apr 8, 6:29 PM CDT | Severe Thunderstorm Warning | OHX | Lawrence, Wayne | 61 min |
| Apr 8, 6:34 PM CDT | Tornado Warning | MEG | Shelby | 36 min |
| Apr 8, 6:36 PM CDT | Tornado Warning | PAH | Massac, Pope | 44 min |
| Apr 8, 6:39 PM CDT | Tornado Warning | PAH | Fulton, Hickman | 31 min |
| Apr 8, 6:41 PM CDT | Tornado Warning | OHX | Lawrence | 34 min |
| Apr 8, 6:45 PM CDT | Severe Thunderstorm Warning | OHX | Giles | 45 min |
| Apr 8, 7:00 PM CDT | Tornado Warning | OHX | Giles | 35 min |
| Apr 8, 7:04 PM CDT | Tornado Warning | PAH | Crittenden | 41 min |
| Apr 8, 7:10 PM CDT | Severe Thunderstorm Warning | PAH | Hardin | 35 min |
| Apr 8, 7:19 PM CDT | Severe Thunderstorm Warning | MEG | Shelby | 51 min |
| Apr 8, 7:20 PM CDT | Tornado Warning | OHX | Giles, Lincoln | 60 min |
| Apr 8, 7:23 PM CDT | Severe Thunderstorm Warning | PAH | Webster | 47 min |
| Apr 8, 7:24 PM CDT | Severe Thunderstorm Warning | OHX | Rutherford, Williamson | 46 min |
| Apr 8, 7:31 PM CDT | Severe Thunderstorm Warning | PAH | Henderson | 44 min |
| Apr 8, 7:47 PM CDT | Severe Thunderstorm Warning | PAH | Caldwell | 28 min |
| Apr 8, 7:50 PM CDT | Severe Thunderstorm Warning | OHX | Lawrence | 40 min |
| Apr 8, 8:04 PM CDT | Severe Thunderstorm Warning | OHX | Maury | 56 min |
| Apr 8, 8:45 PM CDT | Severe Thunderstorm Warning | PAH | Muhlenberg | 35 min |
| Apr 8, 8:53 PM CDT | Severe Thunderstorm Warning | LMK | Ohio | 32 min |
| Apr 8, 9:40 PM CDT | Severe Thunderstorm Warning | LMK | Larue | 20 min |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 10.5 hours before the alert went out and 149 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.
- Mixed-layer CAPE
- 5 J/kg
- Mixed-layer CIN
- -164 J/kg
- Mixed-layer LCL
- 1652 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.6
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 7:00 PM CDT | Tornado Watch | SPC | Bureau, Cass, Champaign, Christian, Clark, Coles and 27 more | 6 hr |
| Apr 7, 10:00 PM CDT | Tornado Watch | SPC | Clay, Crawford, Cumberland, Edwards, Effingham, Franklin and 12 more | 6 hr |
| Apr 8, 1:00 AM CDT | Severe Thunderstorm Watch | SPC | Boone, Campbell, Kenton | 4 hr |
| Apr 8, 2:00 AM CDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Bath, Bourbon and 57 more | 6 hr |
| Apr 8, 5:00 AM CDT | Severe Thunderstorm Watch | SPC | Bell, Breathitt, Clay, Estill, Floyd, Harlan and 12 more | 5 hr |
| Apr 8, 12:15 PM CDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Boone, Bourbon and 57 more | 6 hr |
| Apr 8, 7:45 AM CDT | Tornado Watch | SPC | Chester, Fayette, Hardeman, Hardin, Haywood, McNairy and 2 more | 6 hr |
| Apr 8, 11:00 AM CDT | Tornado Watch | SPC | Bedford, Bledsoe, Cannon, Cheatham, Coffee, Cumberland and 28 more | 5 hr |
| Apr 8, 1:45 PM CDT | Tornado Watch | SPC | Anderson, Blount, Bradley, Campbell, Carter, Claiborne and 22 more | 6 hr |
| Apr 8, 6:30 PM CDT | Tornado Watch | SPC | Anderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 52 more | 7 hr |
Nearby
Tornado Watches in Tennessee, 1998Tornado Watches in Kentucky, 1998Tornado Watches in Illinois, 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.