Weather alerts in South Dakota, May 2017

110 weather alerts in May 2017, 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 May 2017. Tap one for its archive.

Alerts: 110
Warnings: 27
Watches: 2
Advisories: 8
Busiest day: May 28, 201727 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
May 2, 9:22 AM CDT	River Flood Warning	FSD	Union	3 days
May 7, 3:28 PM CDT	Special Weather Statement	UNR	Lawrence	32 min
May 7, 3:30 PM CDT	Wind Advisory	UNR	Butte, Custer, Harding, Meade, Pennington, Perkins	22 hr
May 7, 3:46 PM CDT	Severe Thunderstorm Warning	UNR	Lawrence	29 min
May 7, 4:26 PM CDT	Special Weather Statement	UNR	Lawrence	34 min
May 7, 6:35 PM CDT	Mesoscale Discussion	SPC	Butte, Lawrence	2 hr
May 7, 7:21 PM CDT	Special Weather Statement	UNR	Lawrence	24 min
May 7, 10:59 PM CDT	Special Weather Statement	UNR		31 min
May 8, 2:07 AM CDT	Special Weather Statement	UNR	Lawrence	53 min
May 13, 5:41 PM CDT	Mesoscale Discussion	SPC	Butte, Custer, Fall River, Lawrence, Meade, Oglala Lakota and 1 more	64 min
May 13, 6:13 PM CDT	Special Weather Statement	UNR	Custer	47 min
May 13, 6:55 PM CDT	Special Weather Statement	UNR	Custer	35 min
May 13, 7:06 PM CDT	Special Weather Statement	UNR	Custer	24 min
May 13, 7:13 PM CDT	Severe Thunderstorm Warning	UNR	Custer, Pennington	47 min
May 13, 7:21 PM CDT	Special Weather Statement	UNR	Lawrence	24 min
May 13, 7:43 PM CDT	Special Weather Statement	UNR	Lawrence	32 min
May 13, 8:06 PM CDT	Special Weather Statement	UNR	Butte	39 min
May 13, 8:48 PM CDT	Special Weather Statement	UNR	Butte	42 min
May 13, 9:16 PM CDT	Special Weather Statement	UNR	Harding	29 min
May 13, 11:04 PM CDT	Special Weather Statement	UNR	Fall River	26 min
May 13, 11:28 PM CDT	Special Weather Statement	UNR	Custer	47 min
May 14, 12:08 AM CDT	Special Weather Statement	UNR	Oglala Lakota	37 min
May 14, 12:44 AM CDT	Special Weather Statement	UNR	Oglala Lakota	31 min
May 14, 6:51 PM CDT	Mesoscale Discussion	SPC	Fall River	54 min
May 15, 12:32 AM CDT	Severe Thunderstorm Warning	UNR	Fall River, Oglala Lakota	58 min
May 15, 1:25 AM CDT	Special Weather Statement	LBF	Todd	50 min
May 15, 1:34 AM CDT	Severe Thunderstorm Warning	UNR	Custer, Fall River	56 min
May 15, 3:37 AM CDT	Special Weather Statement	LBF	Bennett	38 min
May 15, 8:08 AM CDT	Severe Thunderstorm Warning	FSD	Charles Mix, Davison, Douglas, Hanson, Hutchinson	37 min
May 15, 8:37 AM CDT	Severe Thunderstorm Warning	FSD	Davison, Hanson, Hutchinson, McCook	23 min
May 15, 8:45 AM CDT	Severe Thunderstorm Warning	FSD	Hutchinson, McCook, Turner	30 min
May 15, 9:15 AM CDT	Mesoscale Discussion	SPC	Hutchinson, Lincoln, McCook, Minnehaha, Turner	90 min
May 15, 4:07 PM CDT	Mesoscale Discussion	SPC	Butte, Custer, Fall River, Lawrence, Oglala Lakota, Pennington	113 min
May 15, 4:43 PM CDT	Special Weather Statement	UNR		47 min
May 15, 5:40 PM CDT	Severe Thunderstorm Watch	SPC	Butte, Custer, Fall River, Harding, Lawrence, Meade and 3 more	7 hr
May 15, 7:34 PM CDT	Mesoscale Discussion	SPC	Butte, Custer, Fall River, Harding, Lawrence, Meade and 3 more	56 min
May 15, 8:33 PM CDT	Special Weather Statement	UNR	Butte	42 min
May 15, 9:43 PM CDT	Special Weather Statement	UNR	Harding	47 min
May 15, 10:35 PM CDT	Special Weather Statement	UNR	Meade	40 min
May 15, 10:53 PM CDT	Mesoscale Discussion	SPC	Butte, Custer, Fall River, Harding, Lawrence, Meade and 3 more	67 min
May 15, 10:54 PM CDT	Severe Thunderstorm Warning	UNR	Meade	66 min
May 15, 11:00 PM CDT	Special Weather Statement	UNR	Pennington	30 min
May 15, 11:29 PM CDT	Severe Thunderstorm Warning	FSD	Bon Homme	46 min
May 15, 11:54 PM CDT	Severe Thunderstorm Watch	SPC	Bon Homme, Clay, Hutchinson, Lincoln, Minnehaha, Turner and 2 more	3 hr
May 16, 1:30 AM CDT	Severe Thunderstorm Warning	UNR	Meade	28 min
May 16, 1:47 AM CDT	Severe Thunderstorm Warning	UNR	Bennett, Todd	46 min
May 16, 2:13 AM CDT	Mesoscale Discussion	SPC	Clay, Hutchinson, Lincoln, McCook, Minnehaha, Moody and 3 more	92 min
May 16, 2:32 AM CDT	Special Weather Statement	ABR	Codington, Deuel, Hamlin	43 min
May 16, 2:42 AM CDT	Severe Thunderstorm Warning	FSD	Brookings	33 min
May 16, 2:50 AM CDT	Special Weather Statement	ABR	Jones	40 min
May 16, 3:02 AM CDT	Severe Thunderstorm Warning	ABR	Deuel, Grant	28 min
May 16, 4:17 AM CDT	Special Weather Statement	ABR	Brown	28 min
May 16, 4:48 AM CDT	Special Weather Statement	ABR	Marshall	27 min
May 16, 5:00 AM CDT	Severe Thunderstorm Warning	ABR	Day, Marshall	30 min
May 16, 5:30 AM CDT	Special Weather Statement	ABR	Roberts	30 min
May 16, 5:32 AM CDT	Special Weather Statement	ABR	Marshall	13 min
May 16, 6:41 AM CDT	Special Weather Statement	ABR	McPherson	34 min
May 16, 6:55 AM CDT	Severe Thunderstorm Warning	ABR	Edmunds, McPherson	29 min
May 16, 3:53 PM CDT	Special Weather Statement	UNR	Haakon	37 min
May 16, 4:46 PM CDT	Special Weather Statement	UNR	Jackson	44 min
May 16, 7:31 PM CDT	Mesoscale Discussion	SPC	Union	59 min
May 17, 11:16 AM CDT	River Flood Warning	FSD	Union	5 days
May 17, 11:16 AM CDT	River Flood Warning	FSD	Union	6 days
May 17, 2:14 PM CDT	Tornado Warning	FSD	Lincoln	16 min
May 17, 2:34 PM CDT	Severe Thunderstorm Warning	FSD	Lincoln, Minnehaha	26 min
May 19, 3:26 PM CDT	Frost Advisory	ABR	Corson	11 hr
May 20, 3:29 PM CDT	Frost Advisory	UNR	Bennett, Butte, Custer, Fall River, Haakon, Harding and 9 more	12 hr
May 20, 9:19 PM CDT	River Flood Warning	FSD	Union	4 days
May 22, 1:08 PM CDT	Special Weather Statement	UNR	Custer	52 min
May 22, 2:10 PM CDT	Special Weather Statement	UNR	Meade	50 min
May 22, 2:28 PM CDT	Special Weather Statement	UNR	Pennington	47 min
May 22, 3:02 PM CDT	Special Weather Statement	UNR	Pennington	43 min
May 22, 4:18 PM CDT	Special Weather Statement	UNR	Meade	27 min
May 22, 4:49 PM CDT	Special Weather Statement	UNR	Meade	41 min
May 23, 7:55 AM CDT	River Flood Warning	FSD	Union	53 hr
May 23, 2:51 PM CDT	Frost Advisory	UNR	Bennett, Haakon, Jackson, Mellette, Oglala Lakota, Pennington and 3 more	17 hr
May 23, 2:57 PM CDT	Frost Advisory	ABR	Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 12 more	16 hr
May 24, 7:41 PM CDT	Special Weather Statement	UNR	Harding	64 min
May 24, 8:44 PM CDT	Special Weather Statement	UNR	Harding	61 min
May 27, 7:56 PM CDT	Special Weather Statement	ABR	Campbell, Dewey, McPherson, Walworth	49 min
May 28, 2:38 PM CDT	Special Weather Statement	UNR	Fall River	52 min
May 28, 2:52 PM CDT	Special Weather Statement	ABR	Dewey	38 min
May 28, 2:56 PM CDT	Special Weather Statement	ABR	Corson	49 min
May 28, 2:59 PM CDT	Special Weather Statement	ABR	Brown	46 min
May 28, 3:13 PM CDT	Special Weather Statement	UNR	Fall River	32 min
May 28, 3:31 PM CDT	Special Weather Statement	ABR	Stanley, Sully	44 min
May 28, 3:39 PM CDT	Special Weather Statement	ABR	Day	36 min
May 28, 3:41 PM CDT	Special Weather Statement	ABR	McPherson	49 min
May 28, 3:54 PM CDT	Mesoscale Discussion	SPC	Beadle, Bennett, Brown, Buffalo, Butte, Campbell and 35 more	66 min
May 28, 3:56 PM CDT	Special Weather Statement	UNR	Butte	34 min
May 28, 4:16 PM CDT	Special Weather Statement	ABR	Codington, Grant, Roberts	29 min
May 28, 4:16 PM CDT	Special Weather Statement	UNR	Pennington	44 min
May 28, 4:26 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Day, Edmunds, Spink	34 min
May 28, 4:36 PM CDT	Special Weather Statement	ABR	Edmunds	39 min
May 28, 4:42 PM CDT	Special Weather Statement	UNR	Fall River	33 min
May 28, 4:53 PM CDT	Special Weather Statement	UNR	Jackson, Pennington	37 min
May 28, 4:54 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Clark, Codington, Day, Spink	36 min
May 28, 5:17 PM CDT	Special Weather Statement	UNR	Bennett, Jackson, Mellette, Oglala Lakota, Todd, Tripp	58 min
May 28, 5:20 PM CDT	Special Weather Statement	ABR	Marshall	25 min
May 28, 5:25 PM CDT	Severe Thunderstorm Warning	ABR	Clark, Codington, Deuel, Hamlin, Spink	50 min
May 28, 6:22 PM CDT	Severe Thunderstorm Warning	FSD	Brookings, Kingsbury, Lake, Moody	38 min
May 28, 6:24 PM CDT	Special Weather Statement	ABR	Faulk, Hand	51 min
May 28, 6:33 PM CDT	Special Weather Statement	UNR	Fall River	57 min
May 28, 6:41 PM CDT	Special Weather Statement	UNR	Fall River	49 min
May 28, 6:53 PM CDT	Severe Thunderstorm Warning	FSD	Minnehaha, Moody	21 min
May 28, 6:58 PM CDT	Special Weather Statement	ABR	Spink	32 min
May 28, 7:17 PM CDT	Special Weather Statement	ABR	Hand, Hyde	58 min
May 29, 2:18 PM CDT	Frost Advisory	ABR	Corson, Dewey	17 hr
May 29, 2:39 PM CDT	Frost Advisory	UNR	Butte, Harding, Meade, Pennington, Perkins, Ziebach	17 hr
May 30, 2:09 PM CDT	Frost Advisory	ABR	Brown, Campbell, Edmunds, Faulk, McPherson, Potter and 2 more	17 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	21
Tornado Warning	1
Severe Thunderstorm Watch	2
Mesoscale Discussion	10
Special Weather Statement	63
Flooding
River Flood Warning	5
Cold
Frost Advisory	7
Wind and dust
Wind Advisory	1

By county

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

20 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2016 2018

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.