Alert archive / South Carolina / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in South Carolina, March 2021
27 severe thunderstorm warnings in March 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in March 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 27
- Busiest day
- March 31, 20218 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Mar 18, 3:17 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee, Spartanburg, Union | 43 min |
| Mar 18, 3:34 PM EDT | Severe Thunderstorm Warning | CAE | Newberry | 41 min |
| Mar 18, 4:26 PM EDT | Severe Thunderstorm Warning | GSP | York | 34 min |
| Mar 18, 5:24 PM EDT | Severe Thunderstorm Warning | CAE | Lancaster | 36 min |
| Mar 25, 5:47 PM EDT | Severe Thunderstorm Warning | GSP | Chester | 28 min |
| Mar 25, 5:48 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Kershaw, Lancaster | 42 min |
| Mar 25, 6:28 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Kershaw, Lancaster | 47 min |
| Mar 25, 7:14 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield | 15 min |
| Mar 26, 1:29 AM EDT | Severe Thunderstorm Warning | GSP | Oconee | 31 min |
| Mar 26, 1:55 AM EDT | Severe Thunderstorm Warning | GSP | Oconee, Pickens | 35 min |
| Mar 26, 3:23 AM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 24 min |
| Mar 26, 4:44 AM EDT | Severe Thunderstorm Warning | GSP | Chester | 31 min |
| Mar 26, 8:23 AM EDT | Severe Thunderstorm Warning | CAE | McCormick | 22 min |
| Mar 26, 9:41 AM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Greenwood, Laurens | 49 min |
| Mar 26, 2:46 PM EDT | Severe Thunderstorm Warning | CAE | McCormick | 44 min |
| Mar 27, 7:05 PM EDT | Severe Thunderstorm Warning | GSP | Greenville, Pickens | 25 min |
| Mar 28, 1:15 PM EDT | Severe Thunderstorm Warning | CAE | Newberry | 30 min |
| Mar 28, 3:49 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Clarendon, Lexington, Orangeburg, Richland, Sumter | 41 min |
| Mar 28, 4:23 PM EDT | Severe Thunderstorm Warning | CAE | Clarendon, Lee, Sumter | 37 min |
| Mar 31, 5:19 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Edgefield, Saluda | 41 min |
| Mar 31, 5:32 PM EDT | Severe Thunderstorm Warning | CHS | Colleton, Dorchester | 58 min |
| Mar 31, 5:39 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Edgefield, Lexington, Saluda | 51 min |
| Mar 31, 5:58 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Colleton, Dorchester | 62 min |
| Mar 31, 5:58 PM EDT | Severe Thunderstorm Warning | ILM | Williamsburg | 32 min |
| Mar 31, 6:25 PM EDT | Severe Thunderstorm Warning | ILM | Horry | 35 min |
| Mar 31, 7:53 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston | 67 min |
| Mar 31, 7:54 PM EDT | Severe Thunderstorm Warning | CHS | Charleston, Colleton, Dorchester | 66 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lancaster County3
- Chesterfield County3
- Colleton County3
- Dorchester County3
- Newberry County2
- Chester County2
- Kershaw County2
- Oconee County2
- Pickens County2
- Abbeville County2
- McCormick County2
- Clarendon County2
- Lexington County2
- Sumter County2
- Aiken County2
- Edgefield County2
- Saluda County2
- Berkeley County2
- Charleston County2
- Cherokee County1
- Spartanburg County1
- Union County1
- York County1
- Anderson County1
- Greenwood County1
- Laurens County1
- Greenville County1
- Calhoun County1
- Orangeburg County1
- Richland County1
- Lee County1
- Williamsburg County1
- Horry County1
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.