Alert archive / Georgia / Tornado Watches in 1998
Tornado Watch 241
The Storm Prediction Center issued this tornado watch at Apr 17, 1998, 8:00 AM EDT for 70 counties in Georgia; Robeson County, North Carolina; 32 counties in South Carolina. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 17, 1998, 8:00 AM EDT (12:00 UTC)
- Expired
- Apr 17, 1998, 2:00 PM EDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 103 counties
Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Bulloch County, GA, Burke County, GA, Butts County, GA, Candler County, GA, Clarke County, GA, Clayton County, GA, Columbia County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Hancock County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lee County, GA, Lincoln County, GA, Macon County, GA, Marion County, GA, McDuffie County, GA, Monroe County, GA, Montgomery County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Screven County, GA, Spalding County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Telfair County, GA, Terrell County, GA, Toombs County, GA, Treutlen County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Robeson County, NC, Aiken County, SC, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Berkeley County, SC, Calhoun County, SC, Charleston County, SC, Clarendon County, SC, Colleton County, SC, Darlington County, SC, Dillon County, SC, Dorchester County, SC, Edgefield County, SC, Florence County, SC, Georgetown County, SC, Greenwood County, SC, Hampton County, SC, Horry County, SC, Jasper County, SC, Kershaw County, SC, Lee County, SC, Lexington County, SC, Marion County, SC, Marlboro County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC, Williamsburg County, SC
Warnings issued inside it
4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 8:20 AM EDT | Severe Thunderstorm Warning | FFC | Houston, Peach | 35 min |
| Apr 17, 8:34 AM EDT | Severe Thunderstorm Warning | FFC | Bleckley, Twiggs | 36 min |
| Apr 17, 8:46 AM EDT | Severe Thunderstorm Warning | CAE | Richland | 59 min |
| Apr 17, 8:47 AM EDT | Severe Thunderstorm Warning | FFC | Wilkinson | 33 min |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.0 hours before the alert went out and 202 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
- 1255 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 165 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 6.5
The text
As transmitted, in the capitals the NWS used until 2016.
913 WWUS9 KMKC 171142 SEL1 MKC WW 171142 SCZ000-GAZ000-171800- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 241 STORM PREDICTION CENTER NORMAN OK 742 AM EDT FRI APR 17 1998 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF SOUTH CAROLINA GEORGIA AND ADJACENT COASTAL WATERS EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 800 AM UNTIL 200 PM EDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 75 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES WEST OF MACON GEORGIA TO MYRTLE BEACH SOUTH CAROLINA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. DISCUSSION...THUNDERSTORMS ARE INCREASING IN ASSOCIATION WITH A SOUTHERN STREAM SHORTWAVE TROUGH. ACTIVITY IS EXPECTED TO INCREASE IN COVERAGE/INTENSITY AS IT MOVES NEWD ALONG OUTFLOW BOUNDARY FROM EARLIER CONVECTION. SUFFICIENT DEEP LAYER SHEAR IS PRESENT FOR SUPERCELL STORMS. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 25050. ...VESCIO 334,0843 344,0785 323,0785 313,0843
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, 1:30 AM EDT | Tornado Watch | SPC | Banks, Barrow, Butts, Clarke, Columbia, Elbert and 24 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.