Alert archive / South Carolina / Tornado Watches in 2024
Tornado Watch 603
The Storm Prediction Center issued this tornado watch at Aug 6, 2024, 6:57 AM EDT for 5 counties in North Carolina; 8 counties in South Carolina. It was in force for 10 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 6, 2024, 6:57 AM EDT (10:57 UTC)
- Expired
- Aug 6, 2024, 4:46 PM EDT
- In force
- 10 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 0.5 in
- Strongest gust expected
- 60 kt
Counties Bladen County, NC, Brunswick County, NC, Columbus County, NC, New Hanover County, NC, Pender County, NC, Berkeley County, SC, Charleston County, SC, Dorchester County, SC, Florence County, SC, Georgetown County, SC, Horry County, SC, Marion County, SC, Williamsburg County, SC
The radar
The Wilmington radar (KLTX), 115 km from the middle of the area, began a volume at 11:00 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 50%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 5%
- One or more gusts of 65 knots or more
- 5%
- Ten or more severe hail reports
- 5%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 20%
Warnings issued inside it
9 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 8:32 AM EDT | Tornado Warning | ILM | Brunswick | 28 min |
| Aug 6, 9:04 AM EDT | Tornado Warning | ILM | Brunswick, Columbus | 26 min |
| Aug 6, 9:09 AM EDT | Tornado Warning | ILM | Georgetown, Williamsburg | 24 min |
| Aug 6, 9:46 AM EDT | Flash Flood Warning | ILM | Georgetown, Horry, Marion | 5 hr |
| Aug 6, 11:04 AM EDT | Flash Flood Warning | ILM | Horry | 4 hr |
| Aug 6, 1:07 PM EDT | Tornado Warning | ILM | Brunswick, Columbus | 12 min |
| Aug 6, 1:11 PM EDT | Tornado Warning | ILM | Brunswick | 12 min |
| Aug 6, 3:51 PM EDT | Tornado Warning | ILM | Brunswick | 24 min |
| Aug 6, 4:07 PM EDT | Tornado Warning | ILM | Brunswick, Columbus | 38 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
Charleston AFB, SC (KCHS), launched 00:00Z, 11.0 hours before the alert went out and 85 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
- 178 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 8:57 AM EDT | Mesoscale Discussion | SPC | Brunswick, Columbus, New Hanover, Onslow, Pender | 93 min |
| Aug 6, 1:15 PM EDT | Mesoscale Discussion | SPC | Bladen, Brunswick, Columbus, New Hanover, Onslow, Pender | 30 min |
| Aug 6, 3:58 PM EDT | Mesoscale Discussion | SPC | Brunswick, Duplin, New Hanover, Onslow, Pender | 62 min |
| Aug 6, 4:38 PM EDT | Tornado Watch | SPC | Bladen, Brunswick, Carteret, Columbus, New Hanover, Onslow and 1 more | 8 hr |
| Aug 5, 8:11 PM EDT | Mesoscale Discussion | SPC | Beaufort, Jasper | 2 hr |
| Aug 5, 11:35 PM EDT | Mesoscale Discussion | SPC | Beaufort, Charleston, Jasper | 85 min |
| Aug 6, 12:50 AM EDT | Tornado Watch | SPC | Beaufort, Berkeley, Charleston, Colleton, Dorchester, Georgetown and 1 more | 6 hr |
| Aug 6, 4:41 AM EDT | Mesoscale Discussion | SPC | Beaufort, Berkeley, Charleston, Colleton, Dorchester, Georgetown | 94 min |
Nearby
Tornado Watches in South Carolina, 2024Tornado Watches in North Carolina, 2024Every tornado watch in 2024
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.