Alert archive / South Carolina / Mesoscale Discussions

Mesoscale Discussions in South Carolina, 2021

54 mesoscale discussions 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in 2021. Tap one for its archive.

Mesoscale Discussions
54
Busiest month
March12 mesoscale discussions
Busiest day
March 18, 20214 mesoscale discussions

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.

IssuedProductOfficeCountiesLasted
Jan 1, 12:42 PM ESTMesoscale DiscussionSPCEdgefield, McCormick2 hr
Jan 1, 4:27 PM ESTMesoscale DiscussionSPCAiken, Barnwell, Edgefield, Lexington, McCormick, Saluda2 hr
Feb 6, 10:08 PM ESTMesoscale DiscussionSPCAnderson, Cherokee, Greenville, Oconee, Pickens, Spartanburg4 hr
Mar 18, 10:34 AM EDTMesoscale DiscussionSPCAbbeville, Anderson, Cherokee, Greenville, Laurens, Oconee and 4 more2 hr
Mar 18, 11:05 AM EDTMesoscale DiscussionSPCHampton, Jasper115 min
Mar 18, 3:10 PM EDTMesoscale DiscussionSPCAbbeville, Anderson, Cherokee, Chester, Fairfield, Greenville and 8 more3 hr
Mar 18, 5:57 PM EDTMesoscale DiscussionSPCChesterfield, Lancaster, Marlboro63 min
Mar 25, 5:31 PM EDTMesoscale DiscussionSPCOconee119 min
Mar 26, 4:21 AM EDTMesoscale DiscussionSPCAbbeville54 min
Mar 26, 1:56 PM EDTMesoscale DiscussionSPCAiken, Allendale, Bamberg, Barnwell, Beaufort, Berkeley and 28 more94 min
Mar 27, 1:39 PM EDTMesoscale DiscussionSPCCherokee, Spartanburg, York66 min
Mar 28, 12:38 PM EDTMesoscale DiscussionSPCAbbeville, Aiken, Allendale, Bamberg, Barnwell, Calhoun and 23 more3 hr
Mar 28, 5:51 PM EDTMesoscale DiscussionSPCAllendale, Bamberg, Beaufort, Berkeley, Charleston, Colleton and 5 more54 min
Mar 31, 2:22 PM EDTMesoscale DiscussionSPCAiken, Calhoun, Chester, Chesterfield, Clarendon, Darlington and 17 more113 min
Mar 31, 6:24 PM EDTMesoscale DiscussionSPCAllendale, Bamberg, Barnwell, Beaufort, Berkeley, Calhoun and 14 more2 hr
Apr 10, 5:35 PM EDTMesoscale DiscussionSPCAbbeville, Cherokee, Chester, Chesterfield, Fairfield, Greenville and 11 more115 min
May 3, 1:03 PM EDTMesoscale DiscussionSPCAbbeville, Chester, Edgefield, Fairfield, Greenwood, Laurens and 4 more87 min
May 3, 2:42 PM EDTMesoscale DiscussionSPCAbbeville, Greenwood, Laurens, Newberry, Union63 min
May 3, 4:26 PM EDTMesoscale DiscussionSPCAiken, Allendale, Bamberg, Barnwell, Calhoun, Clarendon and 11 more94 min
May 4, 1:21 PM EDTMesoscale DiscussionSPCAbbeville, Anderson, Oconee, Pickens114 min
May 4, 4:16 PM EDTMesoscale DiscussionSPCAbbeville, Aiken, Bamberg, Barnwell, Berkeley, Calhoun and 29 more119 min
May 4, 7:59 PM EDTMesoscale DiscussionSPCBerkeley, Clarendon, Dorchester, Marion, Williamsburg61 min
May 29, 12:37 PM EDTMesoscale DiscussionSPCBerkeley, Chesterfield, Clarendon, Darlington, Dillon, Florence and 9 more113 min
Jun 10, 8:11 PM EDTMesoscale DiscussionSPCDillon, Horry, Marion2 hr
Jun 12, 1:14 PM EDTMesoscale DiscussionSPCAiken, Allendale, Bamberg, Barnwell, Berkeley, Calhoun and 20 more3 hr
Jun 15, 12:57 PM EDTMesoscale DiscussionSPCAiken, Allendale, Bamberg, Barnwell, Berkeley, Calhoun and 24 more63 min
Jun 15, 4:09 PM EDTMesoscale DiscussionSPCBamberg, Beaufort, Berkeley, Calhoun, Charleston, Clarendon and 15 more96 min
Jun 16, 1:52 PM EDTMesoscale DiscussionSPCBeaufort, Charleston, Colleton, Dorchester, Hampton, Jasper113 min
Jun 20, 8:40 AM EDTMesoscale DiscussionSPCAllendale, Bamberg, Barnwell, Beaufort, Colleton, Hampton and 1 more3 hr
Jun 20, 2:43 PM EDTMesoscale DiscussionSPCCalhoun, Chesterfield, Darlington, Dillon, Kershaw, Lee and 4 more92 min
Jun 28, 2:21 PM EDTMesoscale DiscussionSPCBeaufort, Berkeley, Charleston, Colleton, Dorchester, Georgetown and 1 more114 min
Jul 7, 4:47 PM EDTMesoscale DiscussionSPCAllendale, Beaufort, Hampton, Jasper118 min
Jul 7, 6:12 PM EDTMesoscale DiscussionSPCBeaufort, Charleston, Colleton, Dorchester, Hampton, Jasper2 hr
Jul 7, 10:00 PM EDTMesoscale DiscussionSPCBeaufort, Hampton, Jasper2 hr
Jul 8, 1:38 AM EDTMesoscale DiscussionSPCBeaufort, Berkeley, Charleston, Colleton, Dillon, Dorchester and 5 more2 hr
Jul 8, 5:25 AM EDTMesoscale DiscussionSPCBerkeley, Dillon, Florence, Georgetown, Horry, Marion and 1 more2 hr
Jul 8, 7:09 AM EDTMesoscale DiscussionSPCGeorgetown, Horry, Marion2 hr
Jul 9, 5:40 PM EDTMesoscale DiscussionSPCBerkeley, Georgetown, Horry, Marion, Williamsburg95 min
Jul 28, 6:07 PM EDTMesoscale DiscussionSPCChesterfield, Darlington, Dillon, Florence, Georgetown, Horry and 3 more83 min
Jul 31, 1:40 PM EDTMesoscale DiscussionSPCAllendale, Bamberg, Berkeley, Calhoun, Charleston, Clarendon and 10 more2 hr
Aug 1, 2:53 PM EDTMesoscale DiscussionSPCChesterfield, Darlington, Dillon, Florence, Kershaw, Marion and 1 more97 min
Aug 17, 8:22 AM EDTMesoscale DiscussionSPCAbbeville, Anderson, Edgefield, Greenwood, McCormick113 min
Aug 17, 12:35 PM EDTMesoscale DiscussionSPCAbbeville, Anderson, Cherokee, Chester, Edgefield, Greenville and 8 more85 min
Aug 17, 3:25 PM EDTMesoscale DiscussionSPCCherokee, Chester, Fairfield, Greenville, Laurens, Lexington and 6 more2 hr
Aug 17, 5:55 PM EDTMesoscale DiscussionSPCCherokee, Chester, Edgefield, Fairfield, Greenville, Greenwood and 7 more65 min
Aug 17, 10:04 PM EDTMesoscale DiscussionSPCCherokee, York116 min
Aug 31, 2:03 PM EDTMesoscale DiscussionSPCAbbeville, Anderson, Greenwood, McCormick, Oconee, Pickens117 min
Sep 22, 2:44 PM EDTMesoscale DiscussionSPCAiken, Anderson, Bamberg, Barnwell, Calhoun, Cherokee and 24 more3 hr
Sep 22, 9:04 PM EDTMesoscale DiscussionSPCMarlboro56 min
Oct 28, 6:36 PM EDTMesoscale DiscussionSPCBeaufort, Berkeley, Charleston, Colleton, Dorchester, Georgetown and 2 more3 hr
Dec 29, 9:44 PM ESTMesoscale DiscussionSPCAbbeville, Anderson, Greenville, Laurens, Oconee, Pickens and 1 more2 hr
Dec 29, 11:56 PM ESTMesoscale DiscussionSPCAbbeville, Anderson, Cherokee, Greenville, Greenwood, Laurens and 4 more2 hr
Dec 30, 2:15 AM ESTMesoscale DiscussionSPCMcCormick, Newberry, Saluda90 min
Dec 31, 6:40 PM ESTMesoscale DiscussionSPCAbbeville, McCormick95 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

6 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 18, 20214mesoscale discussions
  2. July 8, 20214mesoscale discussions
  3. August 17, 20214mesoscale discussions
  4. May 3, 20213mesoscale discussions
  5. May 4, 20213mesoscale discussions
  6. December 30, 20213mesoscale discussions
  7. January 1, 20212mesoscale discussions
  8. March 26, 20212mesoscale discussions
  9. March 28, 20212mesoscale discussions
  10. March 31, 20212mesoscale discussions
  11. June 15, 20212mesoscale discussions
  12. June 20, 20212mesoscale discussions

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.