Alert archive / South Carolina / Tornado Watches
Tornado Watches in South Carolina, 2021
10 tornado watches in 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Tornado Watches
- 10
- Busiest month
- March3 tornado watches
- Busiest day
- March 18, 20212 tornado watches
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 3:27 PM EST | Tornado Watch | SPC | Aiken, Edgefield, Greenwood, McCormick, Saluda | 5 hr |
| Mar 18, 11:42 AM EDT | Tornado Watch | SPC | Allendale, Bamberg, Barnwell, Beaufort, Berkeley, Calhoun and 7 more | 6 hr |
| Mar 18, 2:08 PM EDT | Tornado Watch | SPC | Abbeville, Anderson, Cherokee, Chester, Edgefield, Fairfield and 10 more | 4 hr |
| Mar 26, 1:55 AM EDT | Tornado Watch | SPC | Abbeville, Anderson, Oconee, Pickens | 3 hr |
| May 3, 1:25 PM EDT | Tornado Watch | SPC | Abbeville, Aiken, Bamberg, Barnwell, Calhoun, Chester and 18 more | 6 hr |
| Jul 7, 7:25 PM EDT | Tornado Watch | SPC | Allendale, Bamberg, Barnwell, Beaufort, Berkeley, Charleston and 5 more | 11 hr |
| Jul 8, 2:01 AM EDT | Tornado Watch | SPC | Florence, Georgetown, Horry, Marion, Williamsburg | 7 hr |
| Aug 17, 10:42 AM EDT | Tornado Watch | SPC | Abbeville, Aiken, Anderson, Bamberg, Barnwell, Calhoun and 18 more | 8 hr |
| Aug 17, 6:28 PM EDT | Tornado Watch | SPC | Cherokee, Chester, Fairfield, Greenville, Greenwood, Kershaw and 9 more | 10 hr |
| Dec 29, 10:16 PM EST | Tornado Watch | SPC | Anderson, Greenville, Oconee, Pickens | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Greenwood County5
- Saluda County5
- Edgefield County4
- McCormick County4
- Bamberg County4
- Barnwell County4
- Orangeburg County4
- Abbeville County4
- Anderson County4
- Chester County4
- Fairfield County4
- Greenville County4
- Laurens County4
- Newberry County4
- Union County4
- York County4
- Aiken County3
- Calhoun County3
- Cherokee County3
- Lancaster County3
- Spartanburg County3
- Oconee County3
- Pickens County3
- Lexington County3
- Richland County3
- Allendale County2
- Beaufort County2
- Berkeley County2
- Charleston County2
- Clarendon County2
- Colleton County2
- Dorchester County2
- Hampton County2
- Jasper County2
- Kershaw County2
- Chesterfield County1
- Lee County1
- Sumter County1
- Florence County1
- Georgetown County1
3 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.