Weather alerts in South Dakota, December 2021

69 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: 69
Warnings: 18
Watches: 8
Advisories: 35
Busiest day: December 15, 202112 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Nov 30, 8:52 PM CST	Wind Advisory	UNR	Butte, Harding, Meade, Perkins	21 hr
Dec 4, 3:00 AM CST	High Wind Watch	UNR	Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more	12 hr
Dec 4, 3:11 AM CST	High Wind Watch	ABR	Campbell, Corson, Dewey, Hughes, Jones, Lyman and 4 more	12 hr
Dec 4, 3:01 PM CST	High Wind Warning	ABR	Buffalo, Campbell, Corson, Dewey, Edmunds, Faulk and 10 more	27 hr
Dec 4, 3:01 PM CST	Wind Advisory	ABR	Brown, Clark, Codington, Day, Deuel, Grant and 4 more	33 hr
Dec 4, 3:04 PM CST	High Wind Warning	UNR	Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more	27 hr
Dec 4, 3:06 PM CST	Winter Weather Advisory	ABR	Marshall, Roberts	27 hr
Dec 4, 3:11 PM CST	High Wind Warning	FSD	Aurora, Brule, Charles Mix, Douglas, Gregory, Jerauld	30 hr
Dec 4, 3:11 PM CST	Wind Advisory	FSD	Beadle, Bon Homme, Brookings, Clay, Davison, Hanson and 12 more	35 hr
Dec 7, 2:54 PM CST	Winter Storm Watch	UNR	Bennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 2 more	36 hr
Dec 8, 3:31 AM CST	Winter Storm Watch	FSD	Aurora, Bon Homme, Brule, Charles Mix, Clay, Davison and 12 more	32 hr
Dec 9, 3:10 AM CST	Winter Storm Warning	UNR	Bennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 3 more	39 hr
Dec 9, 3:10 AM CST	Winter Weather Advisory	UNR	Custer, Haakon, Lawrence, Meade, Pennington	36 hr
Dec 9, 6:17 AM CST	Winter Weather Advisory	ABR	Buffalo, Deuel, Hamlin, Jones, Lyman	39 hr
Dec 9, 11:23 AM CST	Winter Storm Warning	FSD	Aurora, Bon Homme, Brookings, Brule, Charles Mix, Clay and 16 more	40 hr
Dec 9, 11:23 AM CST	Winter Weather Advisory	FSD	Aurora, Beadle, Brookings, Brule, Jerauld, Kingsbury and 2 more	40 hr
Dec 9, 9:49 PM CST	Mesoscale Discussion	SPC	Bennett, Fall River, Gregory, Todd	5 hr
Dec 10, 2:11 AM CST	Winter Storm Warning	ABR	Buffalo, Jones, Lyman	16 hr
Dec 10, 2:39 AM CST	Mesoscale Discussion	SPC	Bennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 2 more	4 hr
Dec 10, 9:10 AM CST	Mesoscale Discussion	SPC	Aurora, Bon Homme, Brule, Charles Mix, Davison, Douglas and 11 more	4 hr
Dec 10, 12:27 PM CST	Mesoscale Discussion	SPC	Bon Homme, Clay, Hanson, Hutchinson, Lake, Lincoln and 6 more	4 hr
Dec 13, 1:35 PM CST	High Wind Warning	UNR	Custer, Lawrence, Meade, Pennington	25 hr
Dec 13, 1:35 PM CST	Wind Advisory	UNR	Meade	25 hr
Dec 14, 3:33 AM CST	High Wind Warning	UNR	Bennett, Butte, Custer, Fall River, Haakon, Harding and 9 more	42 hr
Dec 14, 3:37 AM CST	High Wind Watch	ABR	Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more	11 hr
Dec 14, 3:54 AM CST	Winter Weather Advisory	ABR	Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more	50 hr
Dec 14, 4:04 AM CST	High Wind Watch	FSD	Aurora, Beadle, Brookings, Brule, Davison, Hanson and 8 more	11 hr
Dec 14, 4:04 AM CST	High Wind Warning	FSD	Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more	47 hr
Dec 14, 2:20 PM CST	High Wind Warning	ABR	Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more	36 hr
Dec 14, 2:20 PM CST	Wind Advisory	ABR	Brown, Clark, Codington, Day, Deuel, Edmunds and 8 more	13 hr
Dec 14, 2:28 PM CST	Winter Weather Advisory	FSD	Aurora, Beadle, Brookings, Brule, Charles Mix, Davison and 14 more	36 hr
Dec 14, 2:35 PM CST	Wind Advisory	FSD	Beadle, Brookings, Jerauld, Kingsbury, Miner, Sanborn	12 hr
Dec 14, 2:45 PM CST	Winter Weather Advisory	UNR	Bennett, Butte, Haakon, Harding, Jackson, Lawrence and 8 more	30 hr
Dec 15, 2:56 AM CST	Dense Fog Advisory	FSD	Beadle, Bon Homme, Brookings, Clay, Davison, Hanson and 12 more	6 hr
Dec 15, 3:54 AM CST	Dense Fog Advisory	ABR	Brown, Clark, Codington, Day, Deuel, Edmunds and 8 more	11 hr
Dec 15, 9:01 AM CST	Dense Fog Advisory	FSD	Beadle, Brookings, Davison, Hanson, Kingsbury, Lake and 4 more	119 min
Dec 15, 12:28 PM CST	Mesoscale Discussion	SPC	Clay, Union	2 hr
Dec 15, 1:23 PM CST	Tornado Watch	SPC	Clay, Lincoln, Union	7 hr
Dec 15, 3:23 PM CST	Severe Thunderstorm Warning Considerable damage threat	FSD	Union	67 min
Dec 15, 3:55 PM CST	Mesoscale Discussion	SPC	Clay, Lincoln, Union	95 min
Dec 15, 4:00 PM CST	Tornado Warning	FSD	Union	45 min
Dec 15, 4:00 PM CST	Snow Squall Warning	UNR	Mellette, Todd, Tripp	60 min
Dec 15, 4:05 PM CST	Mesoscale Discussion	SPC	Todd	3 hr
Dec 15, 4:26 PM CST	Severe Thunderstorm Warning Considerable damage threat	FSD	Union	34 min
Dec 15, 5:01 PM CST	Snow Squall Warning	UNR	Mellette, Todd, Tripp	44 min
Dec 15, 9:07 PM CST	Wind Advisory	FSD	Bon Homme, Clay, Union, Yankton	9 hr
Dec 17, 2:26 AM CST	Winter Weather Advisory	ABR	Brown, Day, Marshall, Roberts	16 hr
Dec 17, 3:09 AM CST	Wind Advisory	UNR	Butte, Custer, Meade, Pennington	16 hr
Dec 17, 6:29 PM CST	Winter Storm Warning	ABR	Brown, Day, Marshall, Roberts	6 hr
Dec 17, 6:29 PM CST	Winter Weather Advisory	ABR	Clark, Codington, Grant, Spink	6 hr
Dec 22, 2:23 PM CST	High Wind Watch	UNR	Custer, Lawrence, Meade, Pennington	20 hr
Dec 23, 3:23 AM CST	High Wind Warning	UNR	Custer, Lawrence, Meade, Pennington	26 hr
Dec 23, 10:51 AM CST	Wind Advisory	UNR	Butte, Custer, Meade, Pennington	18 hr
Dec 26, 2:12 AM CST	Winter Weather Advisory	ABR	Brown, Campbell, Clark, Codington, Corson, Day and 12 more	37 hr
Dec 26, 4:14 AM CST	Winter Weather Advisory	FSD	Brookings, Kingsbury, Lake, Minnehaha, Moody	24 hr
Dec 26, 11:12 AM CST	Winter Weather Advisory	UNR	Butte, Harding, Meade, Perkins, Ziebach	22 hr
Dec 26, 1:52 PM CST	Wind Advisory	FSD	Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more	22 hr
Dec 26, 2:51 PM CST	Wind Advisory	ABR	Buffalo, Hand, Hughes, Hyde, Jones, Lyman and 2 more	18 hr
Dec 26, 4:44 PM CST	Mesoscale Discussion	SPC	Roberts	4 hr
Dec 27, 9:06 AM CST	Wind Chill Advisory	UNR	Harding, Perkins, Ziebach	4 hr
Dec 27, 1:22 PM CST	Wind Chill Advisory	UNR	Butte, Harding, Meade, Perkins, Ziebach	20 hr
Dec 27, 3:05 PM CST	Wind Chill Advisory	ABR	Brown, Campbell, Corson, Dewey, Edmunds, McPherson and 2 more	18 hr
Dec 28, 9:57 AM CST	Winter Weather Advisory	ABR	Brown, Edmunds, McPherson, Marshall	4 hr
Dec 28, 3:04 PM CST	Wind Chill Warning	ABR	Brown, McPherson, Marshall, Roberts	21 hr
Dec 28, 3:04 PM CST	Wind Chill Advisory	ABR	Campbell, Clark, Codington, Corson, Day, Deuel and 6 more	21 hr
Dec 30, 2:29 PM CST	Wind Chill Advisory	UNR	Harding, Meade, Perkins, Ziebach	28 hr
Dec 30, 2:36 PM CST	Wind Chill Advisory	ABR	Brown, Campbell, Clark, Codington, Corson, Day and 10 more	27 hr
Dec 30, 9:16 PM CST	Winter Weather Advisory	FSD	Aurora, Beadle, Brookings, Brule, Jerauld, Kingsbury and 2 more	18 hr
Dec 30, 9:18 PM CST	Winter Weather Advisory	ABR	Buffalo, Clark, Deuel, Hamlin, Hand, Lyman and 1 more	15 hr

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	2
Tornado Warning	1
Tornado Watch	1
Mesoscale Discussion	8
Winter
Snow Squall Warning	2
Winter Storm Warning	4
Winter Storm Watch	2
Winter Weather Advisory	15
Cold
Wind Chill Warning	1
Wind Chill Advisory	6
Wind and dust
High Wind Warning	8
High Wind Watch	5
Wind Advisory	11
Fog and smoke
Dense Fog Advisory	3

By county

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

26 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. Rebuilt daily.