Alert archive / Georgia / Tornado Watches in 2007
Tornado Watch 52
The Storm Prediction Center issued this tornado watch at Mar 2, 2007, 12:54 AM EST for 16 counties in Florida; 26 counties in Georgia; 8 counties in South Carolina. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 2, 2007, 12:54 AM EST (05:54 UTC)
- Expired
- Mar 2, 2007, 8:00 AM EST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 50 counties
Alachua County, FL, Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Hamilton County, FL, Levy County, FL, Marion County, FL, Nassau County, FL, Putnam County, FL, Saint Johns County, FL, Suwannee County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Brantley 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, Echols County, GA, Effingham County, GA, Evans County, GA, Glynn County, GA, Jeff Davis County, GA, Jenkins County, GA, Liberty County, GA, Long County, GA, McIntosh County, GA, Pierce County, GA, Screven County, GA, Tattnall County, GA, Ware County, GA, Wayne County, GA, Allendale County, SC, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 111 km from the middle of the area, began a volume at 05:54 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
15 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 1:44 AM EST | Tornado Warning | JAX | Coffee, Jeff Davis | 46 min |
| Mar 2, 2:16 AM EST | Tornado Warning | JAX | Atkinson, Coffee | 44 min |
| Mar 2, 2:36 AM EST | Severe Thunderstorm Warning | CHS | Tattnall | 39 min |
| Mar 2, 2:44 AM EST | Severe Thunderstorm Warning | JAX | Appling | 46 min |
| Mar 2, 3:11 AM EST | Severe Thunderstorm Warning | JAX | Echols | 49 min |
| Mar 2, 3:16 AM EST | Severe Thunderstorm Warning | JAX | Hamilton, Suwannee | 44 min |
| Mar 2, 3:20 AM EST | Severe Thunderstorm Warning | JAX | Clinch | 40 min |
| Mar 2, 3:40 AM EST | Tornado Warning | JAX | Suwannee | 35 min |
| Mar 2, 4:02 AM EST | Tornado Warning | JAX | Columbia, Hamilton | 43 min |
| Mar 2, 4:12 AM EST | Severe Thunderstorm Warning | CHS | Bryan, Effingham | 31 min |
| Mar 2, 4:22 AM EST | Severe Thunderstorm Warning | JAX | Baker | 53 min |
| Mar 2, 4:39 AM EST | Severe Thunderstorm Warning | JAX | Charlton | 51 min |
| Mar 2, 4:40 AM EST | Severe Thunderstorm Warning | CHS | Chatham | 50 min |
| Mar 2, 4:52 AM EST | Tornado Warning | JAX | Nassau | 38 min |
| Mar 2, 5:24 AM EST | Severe Thunderstorm Warning | JAX | Duval, Nassau | 51 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 00:00Z, 5.9 hours before the alert went out and 138 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
- 1205 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 693 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 330 m²/s²
- 0-3 km storm-relative helicity
- 429 m²/s²
- Significant tornado parameter
- 3.0
- Supercell composite
- 12.6
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 8:39 PM EST | Tornado Watch | SPC | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 12 more | 8 hr |
| Mar 1, 10:11 PM EST | Mesoscale Discussion | SPC | Alachua, Baker, Bradford, Brevard, Citrus, Clay and 18 more | 94 min |
| Mar 2, 2:33 AM EST | Mesoscale Discussion | SPC | Franklin, Jefferson, Leon, Madison, Taylor, Wakulla | 87 min |
| Mar 2, 4:13 AM EST | Mesoscale Discussion | SPC | Alachua, Baker, Bradford, Clay, Columbia, Dixie and 10 more | 62 min |
| Mar 2, 6:21 AM EST | Mesoscale Discussion | SPC | Alachua, Bradford, Citrus, Clay, Duval, Flagler and 13 more | 84 min |
| Mar 2, 10:54 AM EST | Mesoscale Discussion | SPC | Flagler, Hernando, Hillsborough, Lake, Orange, Pasco and 3 more | 2 hr |
| Mar 1, 8:27 PM EST | Tornado Watch | SPC | Burke, Columbia, Elbert, Franklin, Habersham, Hart and 5 more | 9 hr |
| Mar 2, 3:00 AM EST | Mesoscale Discussion | SPC | Richmond | 90 min |
| Mar 1, 7:59 PM EST | Mesoscale Discussion | SPC | Aiken, Bamberg, Calhoun, Cherokee, Chester, Chesterfield and 18 more | 91 min |
| Mar 1, 11:44 PM EST | Mesoscale Discussion | SPC | Dillon, Florence, Horry, Marion, Marlboro | 91 min |
| Mar 2, 12:28 AM EST | Tornado Watch | SPC | Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more | 8 hr |
Nearby
Tornado Watches in Georgia, 2007Tornado Watches in Florida, 2007Tornado Watches in South Carolina, 2007Every tornado watch in 2007
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.