Alert archive / Georgia / Tornado Watches in 1998

Tornado Watch 309

May 8, 199815 counties in Florida; 47 counties in Georgia

The Storm Prediction Center issued this tornado watch at May 8, 1998, 1:15 PM EDT for 15 counties in Florida; 47 counties in Georgia. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 8, 1998, 1:15 PM EDT (17:15 UTC)
Expired
May 8, 1998, 7:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 62 counties

Baker County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Gadsden County, FL, Hamilton County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL, Wakulla County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Brantley County, GA, Brooks County, GA, Calhoun County, GA, Camden County, GA, Charlton County, GA, Chatham County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dougherty County, GA, Early County, GA, Echols County, GA, Glynn County, GA, Grady County, GA, Irwin County, GA, Jeff Davis County, GA, Lanier County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, McIntosh County, GA, Miller County, GA, Mitchell County, GA, Pierce County, GA, Quitman County, GA, Randolph County, GA, Seminole County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Turner County, GA, Ware County, GA, Wayne County, GA, Wilcox County, GA, Worth County, GA

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 8, 1:22 PM EDTSevere Thunderstorm WarningFFCTelfair18 min
May 8, 1:29 PM EDTSevere Thunderstorm WarningJAXCoffee61 min
May 8, 1:47 PM EDTSevere Thunderstorm WarningJAXJeff Davis63 min
May 8, 1:56 PM EDTTornado WarningJAXCoffee64 min
May 8, 2:00 PM EDTSevere Thunderstorm WarningCHSChatham60 min
May 8, 2:08 PM EDTTornado WarningCHSChatham17 min
May 8, 2:09 PM EDTTornado WarningJAXBacon66 min
May 8, 2:25 PM EDTSevere Thunderstorm WarningJAXAppling, Wayne65 min
May 8, 2:30 PM EDTTornado WarningJAXWare65 min
May 8, 2:43 PM EDTTornado WarningJAXPierce62 min
May 8, 2:56 PM EDTTornado WarningJAXCamden64 min
May 8, 3:02 PM EDTTornado WarningJAXCoffee63 min
May 8, 3:06 PM EDTSevere Thunderstorm WarningJAXBrantley64 min
May 8, 4:04 PM EDTTornado WarningJAXCamden66 min
May 8, 6:15 PM EDTTornado WarningJAXDuval, Nassau45 min

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 5.3 hours before the alert went out and 183 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, Jacksonville, FL at 12:00Z on 1998-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1025 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, Jacksonville, FL at 12:00Z on 1998-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 185 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
1025 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
608 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
185 m²/s²
0-3 km storm-relative helicity
186 m²/s²
Significant tornado parameter
1.3
Supercell composite
6.2

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
May 7, 9:00 PM EDTTornado WatchSPCBanks, Barrow, Bartow, Butts, Carroll, Chattooga and 33 more5 hr
May 7, 9:30 PM EDTTornado WatchSPCBaldwin, Banks, Bleckley, Burke, Candler, Clarke and 30 more5 hr
May 8, 2:00 AM EDTTornado WatchSPCBaldwin, Bibb, Bleckley, Bulloch, Burke, Butts and 58 more6 hr

Nearby

Tornado Watches in Georgia, 1998Tornado Watches in Florida, 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.