Alert archive / Georgia / Tornado Watches in 2004
Tornado Watch 805
The Storm Prediction Center issued this tornado watch at Sep 6, 2004, 1:00 PM EDT for 55 counties in Georgia; 10 counties in South Carolina. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 6, 2004, 1:00 PM EDT (17:00 UTC)
- Expired
- Sep 6, 2004, 8:00 PM EDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 65 counties
Appling County, GA, Atkinson County, GA, Bacon County, GA, Ben Hill County, GA, Berrien County, GA, Bleckley County, GA, Brantley County, GA, Brooks County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Camden County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Dodge County, GA, Echols County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glascock County, GA, Glynn County, GA, Grady County, GA, Irwin County, GA, Jeff Davis County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Lanier County, GA, Laurens County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, McIntosh County, GA, Montgomery County, GA, Pierce County, GA, Pulaski County, GA, Screven County, GA, Tattnall County, GA, Telfair County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Ware County, GA, Washington County, GA, Wayne County, GA, Wheeler County, GA, Wilcox County, GA, Worth County, GA, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC
Warnings issued inside it
7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 1:18 PM EDT | Tornado Warning | JAX | Pierce | 57 min |
| Sep 6, 2:32 PM EDT | Tornado Warning | CHS | Beaufort, Jasper | 28 min |
| Sep 6, 3:00 PM EDT | Tornado Warning | CHS | Beaufort, Jasper | 30 min |
| Sep 6, 3:54 PM EDT | Tornado Warning | JAX | Wayne | 66 min |
| Sep 6, 5:59 PM EDT | Severe Thunderstorm Warning | CHS | Chatham | 46 min |
| Sep 6, 6:31 PM EDT | Tornado Warning | CHS | Charleston, Colleton | 44 min |
| Sep 6, 7:10 PM EDT | Tornado Warning | CHS | Charleston | 35 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 5.0 hours before the alert went out and 153 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
- 830 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 653 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 235 m²/s²
- 0-3 km storm-relative helicity
- 235 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 061700
SEL5
SPC WW 061700
GAZ000-SCZ000-CWZ000-070000-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 805
NWS STORM PREDICTION CENTER NORMAN OK
100 PM EDT MON SEP 6 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN AND EASTERN GEORGIA
SOUTHERN SOUTH CAROLINA
COASTAL WATERS
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 100 PM UNTIL 800
PM EDT.
TORNADOES...HAIL TO 0.5 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 60 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 100 STATUTE MILES EAST AND
WEST OF A LINE FROM 65 MILES WEST NORTHWEST OF CHARLESTON SOUTH
CAROLINA TO 25 MILES EAST SOUTHEAST OF VALDOSTA GEORGIA.
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.
OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 803. WATCH NUMBER 803 WILL NOT BE IN EFFECT AFTER 100
PM EDT. CONTINUE...WW 804...
DISCUSSION...THREAT FOR MINI SUPERCELLS WITH TORNADOES WILL CONTINUE
THROUGH THE AFTERNOON TO THE NE OF THE CENTER OF TROPICAL STORM
FRANCES AS IT APPROACHES THE FL PANHANDLE. THE MOST SIGNIFICANT
TORNADO THREAT AREA SHOULD BE ACROSS THE COASTAL COUNTIES OF GA/SC
WHERE STRONG L0W-LEVEL SHEAR...THE GREATER INSTABILITY...AND THE
MOST NUMEROUS DISCRETE STORMS COINCIDE.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 14035.
...THOMPSON
331,0791 303,0811 303,0843 331,0824SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 8:35 PM EDT | Tornado Watch | SPC | Atkinson, Bacon, Baker, Ben Hill, Berrien, Brantley and 33 more | 9 hr |
| Sep 6, 12:12 AM EDT | Mesoscale Discussion | SPC | Atkinson, Bacon, Baker, Ben Hill, Berrien, Brantley and 33 more | 2 hr |
| Sep 6, 1:21 AM EDT | Mesoscale Discussion | SPC | Richmond | 84 min |
| Sep 6, 4:06 AM EDT | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 39 more | 84 min |
| Sep 6, 4:50 AM EDT | Tornado Watch | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 29 more | 9 hr |
| Sep 6, 12:28 PM EDT | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Bleckley and 57 more | 92 min |
| Sep 6, 3:55 PM EDT | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Bleckley and 43 more | 2 hr |
| Sep 6, 7:12 PM EDT | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Brantley, Bryan, Bulloch and 26 more | 2 hr |
| Sep 6, 7:45 PM EDT | Tornado Watch | SPC | Brantley, Bryan, Bulloch, Camden, Charlton, Chatham and 8 more | 9 hr |
Nearby
Tornado Watches in Georgia, 2004Tornado Watches in South Carolina, 2004Every tornado watch in 2004
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.