Weather alerts in South Carolina, December 2021

113 weather alerts in December 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

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

Alerts: 113
Warnings: 7
Watches: 2
Advisories: 44
Busiest day: December 30, 202132 alerts

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
Dec 4, 2:58 AM EST	Coastal Flood Advisory	CHS		6 hr
Dec 4, 4:53 AM EST	Coastal Flood Advisory	ILM	Georgetown, Horry	6 hr
Dec 4, 9:37 PM EST	Coastal Flood Advisory	CHS		12 hr
Dec 5, 1:24 AM EST	Coastal Flood Advisory	ILM	Georgetown, Horry	10 hr
Dec 5, 2:20 AM EST	Dense Fog Advisory	CHS	Allendale, Berkeley, Colleton, Dorchester, Hampton	7 hr
Dec 5, 3:27 AM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Edgefield and 5 more	7 hr
Dec 5, 9:34 PM EST	Coastal Flood Advisory	CHS		13 hr
Dec 6, 1:04 AM EST	Dense Fog Advisory	CHS	Allendale, Berkeley, Colleton, Dorchester, Hampton	8 hr
Dec 6, 1:33 AM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 9 more	7 hr
Dec 6, 2:11 AM EST	Dense Fog Advisory	ILM	Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more	8 hr
Dec 6, 3:01 AM EST	Coastal Flood Advisory	ILM	Georgetown, Horry	9 hr
Dec 6, 2:54 PM EST	Small Craft Advisory	CHS		22 hr
Dec 7, 9:12 AM EST	Coastal Flood Statement	CHS		108 min
Dec 8, 7:12 AM EST	Coastal Flood Advisory	CHS		6 hr
Dec 8, 12:40 PM EST	Special Marine Warning	CHS		2 hr
Dec 8, 1:10 PM EST	Special Marine Warning	CHS		2 hr
Dec 8, 1:26 PM EST	Special Marine Warning	CHS		2 hr
Dec 8, 10:10 PM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 12 more	11 hr
Dec 8, 10:38 PM EST	Dense Fog Advisory	ILM	Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more	10 hr
Dec 8, 10:56 PM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more	11 hr
Dec 9, 5:49 AM EST	Dense Fog Advisory	CHS	Allendale	3 hr
Dec 10, 7:35 PM EST	Dense Fog Advisory	CAE	Aiken, Calhoun, Edgefield, Fairfield, Kershaw, Lancaster and 7 more	13 hr
Dec 10, 8:32 PM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more	15 hr
Dec 11, 1:48 PM EST	Special Weather Statement	GSP	Oconee	57 min
Dec 11, 2:29 PM EST	Special Weather Statement	GSP	Pickens	31 min
Dec 11, 2:52 PM EST	Special Weather Statement	GSP	Anderson	53 min
Dec 11, 3:02 PM EST	Special Weather Statement	GSP	Greenville, Spartanburg	43 min
Dec 11, 3:08 PM EST	Special Weather Statement	GSP	Cherokee	67 min
Dec 11, 3:36 PM EST	Special Weather Statement	GSP	Abbeville, Greenwood, Laurens, Union	39 min
Dec 11, 3:43 PM EST	Special Weather Statement	GSP	Cherokee, Spartanburg	47 min
Dec 11, 4:13 PM EST	Special Weather Statement	GSP	Chester, Greenwood, Union	62 min
Dec 11, 4:16 PM EST	Special Weather Statement	GSP	York	59 min
Dec 11, 4:24 PM EST	Special Weather Statement	CAE	Newberry	36 min
Dec 11, 5:02 PM EST	Special Weather Statement	CAE	Fairfield, Newberry	43 min
Dec 11, 5:10 PM EST	Special Weather Statement	GSP	Chester	35 min
Dec 11, 5:12 PM EST	Special Weather Statement	CAE	Lancaster	48 min
Dec 11, 5:15 PM EST	Special Weather Statement	CAE	McCormick	45 min
Dec 11, 5:53 PM EST	Special Weather Statement	CAE	Chesterfield	52 min
Dec 11, 6:27 PM EST	Special Weather Statement	CAE	Lexington, Richland	48 min
Dec 11, 6:44 PM EST	Special Weather Statement	ILM	Darlington, Marlboro	31 min
Dec 11, 7:25 PM EST	Special Weather Statement	CAE	Calhoun	35 min
Dec 11, 7:42 PM EST	Special Weather Statement	CHS	Allendale	33 min
Dec 11, 7:47 PM EST	Special Weather Statement	ILM	Dillon	28 min
Dec 11, 8:16 PM EST	Special Weather Statement	CAE	Clarendon, Orangeburg	44 min
Dec 11, 8:17 PM EST	Special Weather Statement	ILM	Florence, Marion	28 min
Dec 11, 8:21 PM EST	Special Weather Statement	ILM	Dillon	24 min
Dec 11, 8:47 PM EST	Special Weather Statement	ILM	Horry, Marion	28 min
Dec 12, 3:15 AM EST	Small Craft Advisory	CHS		11 hr
Dec 16, 9:27 PM EST	Dense Fog Advisory	CHS	Allendale, Hampton	13 hr
Dec 16, 9:33 PM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Edgefield, Fairfield and 8 more	12 hr
Dec 17, 4:03 AM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Greenwood, Laurens	6 hr
Dec 17, 9:29 PM EST	Dense Fog Advisory	CHS	Allendale, Berkeley, Colleton, Dorchester, Hampton	12 hr
Dec 17, 9:36 PM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 12 more	12 hr
Dec 18, 1:10 AM EST	Marine Dense Fog Advisory	CHS		8 hr
Dec 18, 3:21 AM EST	Dense Fog Advisory	ILM	Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more	6 hr
Dec 18, 3:29 AM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more	8 hr
Dec 18, 3:19 PM EST	Small Craft Advisory	CHS		4 days
Dec 18, 5:07 PM EST	Special Weather Statement	CAE	McCormick	23 min
Dec 18, 5:19 PM EST	Special Weather Statement	GSP	Greenwood	41 min
Dec 18, 5:32 PM EST	Special Weather Statement	GSP	Chester	28 min
Dec 18, 5:42 PM EST	Special Weather Statement	CAE	Edgefield	48 min
Dec 18, 6:30 PM EST	Special Weather Statement	CAE	Aiken, Lexington	45 min
Dec 18, 7:12 PM EST	Special Weather Statement	CAE	Richland	48 min
Dec 18, 7:15 PM EST	Special Weather Statement	CAE	Lexington, Richland	45 min
Dec 19, 1:35 PM EST	Lake Wind Advisory	CHS	Berkeley	17 hr
Dec 19, 1:51 PM EST	Lake Wind Advisory	CAE	Calhoun, Clarendon, Orangeburg, Sumter	8 hr
Dec 22, 9:19 PM EST	Small Craft Advisory	CHS		12 hr
Dec 24, 2:58 AM EST	Small Craft Advisory	CHS		48 hr
Dec 24, 8:18 PM EST	Lake Wind Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 12 more	23 hr
Dec 25, 3:44 AM EST	Wind Advisory	GSP	Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more	21 hr
Dec 26, 9:48 PM EST	Dense Fog Advisory	CHS	Allendale, Berkeley, Colleton, Dorchester, Hampton	13 hr
Dec 27, 3:29 AM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Edgefield and 10 more	7 hr
Dec 27, 3:31 AM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Chester, Greenwood, Laurens, Union and 1 more	8 hr
Dec 27, 6:51 AM EST	Marine Dense Fog Advisory	CHS		5 hr
Dec 29, 9:44 PM EST	Mesoscale Discussion	SPC	Abbeville, Anderson, Greenville, Laurens, Oconee, Pickens and 1 more	2 hr
Dec 29, 10:16 PM EST	Tornado Watch	SPC	Anderson, Greenville, Oconee, Pickens	7 hr
Dec 29, 11:21 PM EST	Special Weather Statement	GSP	Pickens	39 min
Dec 29, 11:48 PM EST	Special Weather Statement	GSP	Oconee	42 min
Dec 29, 11:56 PM EST	Mesoscale Discussion	SPC	Abbeville, Anderson, Cherokee, Greenville, Greenwood, Laurens and 4 more	2 hr
Dec 30, 12:00 AM EST	Special Weather Statement	GSP	Greenville, Pickens	45 min
Dec 30, 12:01 AM EST	Special Weather Statement	GSP	Greenville, Pickens	44 min
Dec 30, 12:25 AM EST	Special Weather Statement	GSP	Anderson	50 min
Dec 30, 12:43 AM EST	Special Weather Statement	GSP	Cherokee, Greenville, Spartanburg	47 min
Dec 30, 1:08 AM EST	Special Weather Statement	GSP	Abbeville, Laurens, Union	37 min
Dec 30, 1:44 AM EST	Special Weather Statement	GSP	Chester, Greenwood, Union, York	46 min
Dec 30, 2:15 AM EST	Mesoscale Discussion	SPC	McCormick, Newberry, Saluda	90 min
Dec 30, 3:55 AM EST	Special Weather Statement	CAE	Aiken	50 min
Dec 30, 10:08 AM EST	Special Weather Statement	CAE	Aiken	52 min
Dec 30, 10:55 AM EST	Special Weather Statement	CAE	Orangeburg	50 min
Dec 30, 11:48 AM EST	Special Weather Statement	CAE	Dorchester	27 min
Dec 30, 12:52 PM EST	Special Weather Statement	ILM	Georgetown	53 min
Dec 30, 1:04 PM EST	Special Weather Statement	CAE	Bamberg, Barnwell, Calhoun, Orangeburg	41 min
Dec 30, 1:12 PM EST	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, McCormick	22 min
Dec 30, 2:05 PM EST	Severe Thunderstorm Watch	SPC	Allendale, Bamberg, Barnwell, Beaufort, Colleton, Hampton and 1 more	7 hr
Dec 30, 2:46 PM EST	Special Weather Statement	CHS	Berkeley	29 min
Dec 30, 3:05 PM EST	Special Weather Statement	ILM	Georgetown	25 min
Dec 30, 3:25 PM EST	Special Weather Statement	CHS	Allendale	35 min
Dec 30, 3:32 PM EST	Special Weather Statement	CAE	Bamberg, Orangeburg	58 min
Dec 30, 3:59 PM EST	Special Weather Statement	CAE	Bamberg	31 min
Dec 30, 4:00 PM EST	Special Weather Statement	CHS	Colleton	30 min
Dec 30, 4:11 PM EST	Severe Thunderstorm Warning	CHS	Colleton	25 min
Dec 30, 4:25 PM EST	Severe Thunderstorm Warning	CAE	Barnwell	50 min
Dec 30, 4:27 PM EST	Special Weather Statement	CHS	Allendale	48 min
Dec 30, 4:49 PM EST	Special Weather Statement	CHS	Berkeley	26 min
Dec 30, 4:55 PM EST	Severe Thunderstorm Warning	CHS	Berkeley, Charleston, Dorchester	32 min
Dec 30, 5:40 PM EST	Special Weather Statement	CHS	Hampton	35 min
Dec 30, 7:07 PM EST	Special Weather Statement	CHS	Hampton	23 min
Dec 31, 4:18 AM EST	Dense Fog Advisory	GSP	Abbeville, Anderson, Greenwood	5 hr
Dec 31, 6:51 AM EST	Dense Fog Advisory	CAE	Aiken, Bamberg, Barnwell, Edgefield, McCormick, Orangeburg	2 hr
Dec 31, 9:04 AM EST	Dense Fog Advisory	GSP		56 min
Dec 31, 10:02 AM EST	Dense Fog Advisory	GSP		58 min
Dec 31, 12:08 PM EST	Marine Dense Fog Advisory	CHS		15 hr
Dec 31, 6:40 PM EST	Mesoscale Discussion	SPC	Abbeville, McCormick	95 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Severe storms
Severe Thunderstorm Warning	4
Severe Thunderstorm Watch	1
Tornado Watch	1
Mesoscale Discussion	4
Special Weather Statement	55
Wind and dust
Lake Wind Advisory	3
Wind Advisory	1
Fog and smoke
Dense Fog Advisory	25
Coast and beach
Coastal Flood Advisory	7
Coastal Flood Statement	1
Marine
Special Marine Warning	3
Marine Dense Fog Advisory	3
Small Craft Advisory	5

By county

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

6 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2020 2022

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.