Alert archive / Georgia / Tornado Watches in 1998
Tornado Watch 240
The Storm Prediction Center issued this tornado watch at Apr 17, 1998, 1:30 AM EDT for 30 counties in Georgia; Union County, North Carolina; 17 counties in South Carolina. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 17, 1998, 1:30 AM EDT (05:30 UTC)
- Expired
- Apr 17, 1998, 7:00 AM EDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 48 counties
Banks County, GA, Barrow County, GA, Butts County, GA, Clarke County, GA, Columbia County, GA, Elbert County, GA, Franklin County, GA, Glascock County, GA, Greene County, GA, Hancock County, GA, Hart County, GA, Henry County, GA, Jackson County, GA, Jasper County, GA, Lincoln County, GA, Madison County, GA, McDuffie County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Spalding County, GA, Stephens County, GA, Taliaferro County, GA, Walton County, GA, Warren County, GA, Wilkes County, GA, Union County, NC, Abbeville County, SC, Anderson County, SC, Cherokee County, SC, Chester County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Laurens County, SC, McCormick County, SC, Newberry County, SC, Oconee County, SC, Pickens County, SC, Saluda County, SC, Spartanburg County, SC, Union County, SC, York County, SC
The radar
The Greer radar (KGSP), 128 km from the middle of the area, began a volume at 05:31 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
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 2:31 AM EDT | Severe Thunderstorm Warning | GSP | Stephens | 34 min |
| Apr 17, 2:35 AM EDT | Severe Thunderstorm Warning | GSP | Oconee | 45 min |
| Apr 17, 2:50 AM EDT | Tornado Warning | GSP | Pickens | 45 min |
| Apr 17, 3:08 AM EDT | Severe Thunderstorm Warning | GSP | Anderson | 47 min |
| Apr 17, 3:29 AM EDT | Severe Thunderstorm Warning | GSP | Spartanburg | 46 min |
| Apr 17, 5:43 AM EDT | Flash Flood Warning | GSP | Anderson | 2 hr |
| Apr 17, 6:11 AM EDT | Severe Thunderstorm Warning | GSP | Greenville, Laurens | 44 min |
| Apr 17, 6:50 AM EDT | Severe Thunderstorm Warning | GSP | Laurens, Spartanburg | 45 min |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.5 hours before the alert went out and 154 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
- 1217 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 573 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 280 m²/s²
- 0-3 km storm-relative helicity
- 368 m²/s²
- Significant tornado parameter
- 3.0
- Supercell composite
- 10.6
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 16, 10:15 PM EDT | Tornado Watch | SPC | Bartow, Carroll, Catoosa, Chattooga, Cherokee, Clayton and 30 more | 6 hr |
| Apr 17, 8:00 AM EDT | Tornado Watch | SPC | Baldwin, Bibb, Bleckley, Bulloch, Burke, Butts and 64 more | 6 hr |
| Apr 17, 7:30 PM EDT | Severe Thunderstorm Watch | SPC | Baker, Baldwin, Bibb, Bleckley, Burke, Calhoun and 48 more | 5 hr |
| Apr 16, 11:00 PM EDT | Tornado Watch | SPC | Alexander, Alleghany, Ashe, Avery, Buncombe, Burke and 34 more | 6 hr |
| Apr 17, 7:30 PM EDT | Tornado Watch | SPC | Alamance, Bertie, Caswell, Chatham, Durham, Edgecombe and 23 more | 5 hr |
Nearby
Tornado Watches in Georgia, 1998Tornado Watches in South Carolina, 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; radar from the NEXRAD Level II archive.