Alert archive / Georgia / Tornado Watches in 2002
Tornado Watch 806
The Storm Prediction Center issued this tornado watch at Dec 24, 2002, 9:20 AM EST for 15 counties in Florida; 37 counties in Georgia; Beaufort County, Jasper County, South Carolina. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Dec 24, 2002, 9:20 AM EST (14:20 UTC)
- Expired
- Dec 24, 2002, 2:00 PM EST
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 54 counties
Alachua County, FL, Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Gilchrist County, FL, Hamilton County, FL, Lafayette County, FL, Madison County, FL, Nassau County, FL, Saint Johns County, FL, Suwannee County, FL, Taylor County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Ben Hill County, GA, Berrien County, GA, Brantley County, GA, Brooks County, GA, Bryan County, GA, Bulloch County, GA, Camden County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Clinch County, GA, Coffee County, GA, Cook County, GA, Echols County, GA, Effingham County, GA, Evans County, GA, Glynn County, GA, Irwin County, GA, Jeff Davis 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, Tattnall County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Ware County, GA, Wayne County, GA, Wheeler County, GA, Beaufort County, SC, Jasper County, SC
Warnings issued inside it
38 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 9:43 AM EST | Tornado Warning | TAE | Ben Hill, Irwin | 47 min |
| Dec 24, 9:49 AM EST | Tornado Warning | TAE | Brooks, Thomas | 41 min |
| Dec 24, 10:01 AM EST | Tornado Warning | TAE | Berrien | 29 min |
| Dec 24, 10:03 AM EST | Tornado Warning | TAE | Cook | 27 min |
| Dec 24, 10:04 AM EST | Severe Thunderstorm Warning | FFC | Telfair | 41 min |
| Dec 24, 10:08 AM EST | Tornado Warning | JAX | Coffee | 97 min |
| Dec 24, 10:15 AM EST | Tornado Warning | JAX | Atkinson | 30 min |
| Dec 24, 10:17 AM EST | Tornado Warning | TAE | Lowndes | 28 min |
| Dec 24, 10:19 AM EST | Tornado Warning | TAE | Lanier | 26 min |
| Dec 24, 10:23 AM EST | Tornado Warning | JAX | Jeff Davis | 67 min |
| Dec 24, 10:28 AM EST | Tornado Warning | JAX | Clinch | 32 min |
| Dec 24, 10:34 AM EST | Severe Thunderstorm Warning | CHS | Candler | 41 min |
| Dec 24, 10:38 AM EST | Tornado Warning | JAX | Bacon | 67 min |
| Dec 24, 10:45 AM EST | Tornado Warning | JAX | Ware | 90 min |
| Dec 24, 10:47 AM EST | Severe Thunderstorm Warning | CHS | Tattnall | 43 min |
| Dec 24, 10:49 AM EST | Severe Thunderstorm Warning | CHS | Tattnall | 41 min |
| Dec 24, 10:50 AM EST | Tornado Warning | JAX | Appling | 100 min |
| Dec 24, 11:00 AM EST | Severe Thunderstorm Warning | CHS | Bulloch, Evans | 45 min |
| Dec 24, 11:01 AM EST | Tornado Warning | JAX | Clinch, Ware | 89 min |
| Dec 24, 11:17 AM EST | Tornado Warning | JAX | Charlton | 118 min |
| Dec 24, 11:20 AM EST | Severe Thunderstorm Warning | CHS | Liberty, Long, Tattnall | 40 min |
| Dec 24, 11:26 AM EST | Tornado Warning | JAX | Brantley, Pierce | 34 min |
| Dec 24, 11:31 AM EST | Severe Thunderstorm Warning | CHS | Bryan, Effingham | 44 min |
| Dec 24, 11:34 AM EST | Tornado Warning | JAX | Wayne | 2 hr |
| Dec 24, 11:39 AM EST | Tornado Warning | JAX | Camden, Glynn | 2 hr |
| Dec 24, 11:43 AM EST | Tornado Warning | CHS | McIntosh | 47 min |
| Dec 24, 11:44 AM EST | Severe Thunderstorm Warning | CHS | Jasper | 61 min |
| Dec 24, 11:48 AM EST | Severe Thunderstorm Warning | CHS | Jasper | 57 min |
| Dec 24, 12:02 PM EST | Tornado Warning | JAX | Camden | 118 min |
| Dec 24, 12:14 PM EST | Severe Thunderstorm Warning | CHS | Chatham, Liberty | 31 min |
| Dec 24, 12:19 PM EST | Severe Thunderstorm Warning | CHS | Beaufort | 41 min |
| Dec 24, 12:28 PM EST | Tornado Warning | JAX | Suwannee | 92 min |
| Dec 24, 12:35 PM EST | Flash Flood Warning | JAX | Suwannee | 115 min |
| Dec 24, 12:53 PM EST | Tornado Warning | JAX | Duval | 22 min |
| Dec 24, 12:55 PM EST | Tornado Warning | JAX | Suwannee | 50 min |
| Dec 24, 12:59 PM EST | Tornado Warning | JAX | Alachua, Bradford | 46 min |
| Dec 24, 1:01 PM EST | Tornado Warning | JAX | Columbia, Union | 59 min |
| Dec 24, 1:12 PM EST | Tornado Warning | JAX | Clay | 48 min |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 2.3 hours before the alert went out and 89 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
- 101 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 495 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS20 KWNS 241419 SEL6 WWUS20 KWNS 241420 SPC WW 241420 FLZ000-GAZ000-SCZ000-CWZ000-241900- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 806 STORM PREDICTION CENTER NORMAN OK 920 AM EST TUE DEC 24 2002 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF NORTHEAST FLORIDA SOUTHEAST GEORGIA SOUTHERN SOUTH CAROLINA COASTAL WATERS EFFECTIVE THIS TUESDAY MORNING AND AFTERNOON FROM 920 AM UNTIL 200 PM EST. TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES EAST OF CROSS CITY FLORIDA TO 35 MILES NORTHWEST OF SAVANNAH 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... CONTINUE...WW 804...WW 805... DISCUSSION...INTENSE SQUALL LINE MOVING RAPIDLY EWD WITH VERY STRONG SHEAR PROFILES IN ADVANCE. ALONG WITH WIND DAMAGE...TORNADOES LIKELY ASSOCIATED WITH LINE. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH...EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 24045. ...HALES 322,0801 293,0812 293,0840 322,0830
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 3:30 AM EST | Tornado Watch | SPC | Escambia, Okaloosa, Santa Rosa | 7 hr |
| Dec 24, 6:20 AM EST | Tornado Watch | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 8 more | 6 hr |
| Dec 24, 1:30 PM EST | Tornado Watch | SPC | Alachua, Bradford, Citrus, Clay, Dixie, Flagler and 9 more | 6 hr |
Nearby
Tornado Watches in Georgia, 2002Tornado Watches in Florida, 2002Tornado Watches in South Carolina, 2002Every tornado watch in 2002
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.