Alert archive / South Dakota / Union County

Weather alerts in Union County, South Dakota, 2004

110 weather alerts in 2004, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Union County and its neighbors

Each county as a circle sized by its count in 2004. Tap one for its archive.

Alerts
110
Warnings
37
Watches
21
Advisories
0
Busiest month
May52 alerts
Busiest day
May 29, 200413 alerts

Over time

By month

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.

IssuedProductOfficeLasted
Mar 15, 3:00 AM CSTMesoscale DiscussionSPC6 hr
Mar 27, 12:11 PM CSTMesoscale DiscussionSPC3 hr
Apr 17, 11:10 PM CDTMesoscale DiscussionSPC95 min
Apr 18, 2:20 PM CDTSevere Thunderstorm WatchSPC6 hr
Apr 18, 3:56 PM CDTSevere Thunderstorm WarningFSD34 min
Apr 18, 4:40 PM CDTTornado WatchSPC5 hr
Apr 18, 4:45 PM CDTSevere Thunderstorm WarningFSD30 min
Apr 18, 5:13 PM CDTTornado WarningFSD47 min
Apr 18, 5:23 PM CDTMesoscale DiscussionSPC2 hr
Apr 18, 5:44 PM CDTSevere Thunderstorm WarningFSD46 min
Apr 18, 5:47 PM CDTFlash Flood WarningFSD58 min
Apr 18, 6:55 PM CDTSevere Thunderstorm WarningFSD50 min
Apr 18, 7:05 PM CDTMesoscale DiscussionSPC115 min
Apr 21, 2:48 PM CDTSevere Thunderstorm WarningFSD27 min
Apr 21, 3:04 PM CDTMesoscale DiscussionSPC2 hr
Apr 21, 3:15 PM CDTSevere Thunderstorm WarningFSD30 min
Apr 21, 4:37 PM CDTSevere Thunderstorm WarningFSD23 min
May 7, 2:26 PM CDTMesoscale DiscussionSPC3 hr
May 7, 9:53 PM CDTMesoscale DiscussionSPC97 min
May 7, 10:20 PM CDTSevere Thunderstorm WatchSPC6 hr
May 8, 2:27 PM CDTMesoscale DiscussionSPC3 hr
May 9, 3:30 PM CDTSevere Thunderstorm WatchSPC6 hr
May 9, 5:38 PM CDTMesoscale DiscussionSPC2 hr
May 9, 6:29 PM CDTSevere Thunderstorm WarningFSD31 min
May 9, 6:56 PM CDTSevere Thunderstorm WarningFSD34 min
May 9, 7:28 PM CDTSevere Thunderstorm WarningFSD47 min
May 9, 7:35 PM CDTTornado WarningFSD25 min
May 9, 7:55 PM CDTSevere Thunderstorm WatchSPC4 hr
May 9, 7:57 PM CDTFlash Flood WarningFSD63 min
May 9, 8:13 PM CDTSevere Thunderstorm WarningFSD32 min
May 9, 8:33 PM CDTSevere Thunderstorm WarningFSD27 min
May 9, 8:46 PM CDTSevere Thunderstorm WarningFSD29 min
May 9, 8:59 PM CDTSevere Thunderstorm WarningFSD31 min
May 9, 9:08 PM CDTFlash Flood WarningFSD82 min
May 16, 1:13 PM CDTMesoscale DiscussionSPC2 hr
May 16, 4:45 PM CDTTornado WatchSPC5 hr
May 16, 6:55 PM CDTMesoscale DiscussionSPC2 hr
May 16, 7:27 PM CDTMesoscale DiscussionSPC3 hr
May 16, 9:26 PM CDTMesoscale DiscussionSPC3 hr
May 21, 1:11 AM CDTMesoscale DiscussionSPC34 min
May 21, 1:20 AM CDTSevere Thunderstorm WatchSPC6 hr
May 21, 2:22 AM CDTMesoscale DiscussionSPC23 min
May 21, 6:33 PM CDTMesoscale DiscussionSPC57 min
May 21, 7:50 PM CDTSevere Thunderstorm WarningFSD40 min
May 21, 8:08 PM CDTTornado WarningFSD37 min
May 21, 9:47 PM CDTTornado WarningFSD28 min
May 21, 10:14 PM CDTSevere Thunderstorm WarningFSD31 min
May 24, 10:10 AM CDTSevere Thunderstorm WatchSPC6 hr
May 24, 12:46 PM CDTSevere Thunderstorm WarningFSD29 min
May 24, 12:49 PM CDTSevere Thunderstorm WarningFSD26 min
May 24, 2:08 PM CDTMesoscale DiscussionSPC67 min
May 28, 3:19 PM CDTMesoscale DiscussionSPC116 min
May 28, 3:45 PM CDTSevere Thunderstorm WatchSPC6 hr
May 28, 7:30 PM CDTSevere Thunderstorm WarningFSD45 min
May 28, 7:31 PM CDTMesoscale DiscussionSPC89 min
May 28, 8:01 PM CDTTornado WarningFSD29 min
May 28, 8:15 PM CDTSevere Thunderstorm WarningFSD30 min
May 28, 8:35 PM CDTSevere Thunderstorm WarningFSD25 min
May 28, 8:43 PM CDTSevere Thunderstorm WarningFSD17 min
May 28, 8:55 PM CDTTornado WarningFSD35 min
May 28, 9:03 PM CDTMesoscale DiscussionSPC57 min
May 28, 9:50 PM CDTSevere Thunderstorm WatchSPC5 hr
May 28, 11:41 PM CDTMesoscale DiscussionSPC94 min
May 29, 12:42 PM CDTMesoscale DiscussionSPC93 min
May 29, 2:05 PM CDTTornado WatchSPC8 hr
May 29, 5:01 PM CDTMesoscale DiscussionSPC119 min
May 29, 9:01 PM CDTSevere Thunderstorm WarningFSD29 min
May 29, 9:21 PM CDTMesoscale DiscussionSPC54 min
May 29, 9:35 PM CDTFlash Flood WarningFSD6 hr
Jun 5, 4:50 PM CDTMesoscale DiscussionSPC115 min
Jun 8, 5:00 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 10, 8:50 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 10, 11:43 PM CDTMesoscale DiscussionSPC92 min
Jun 11, 1:28 AM CDTMesoscale DiscussionSPC62 min
Jun 13, 11:18 PM CDTMesoscale DiscussionSPC2 hr
Jun 15, 3:35 PM CDTTornado WatchSPC6 hr
Jun 15, 7:07 PM CDTMesoscale DiscussionSPC53 min
Jun 15, 9:15 PM CDTMesoscale DiscussionSPC60 min
Jun 16, 2:18 AM CDTMesoscale DiscussionSPC57 min
Jun 16, 10:37 AM CDTFlash Flood WarningFSD113 min
Jul 12, 3:25 PM CDTTornado WatchSPC6 hr
Jul 12, 6:20 PM CDTTornado WatchSPC7 hr
Jul 12, 11:52 PM CDTMesoscale DiscussionSPC53 min
Jul 15, 9:32 AM CDTMesoscale DiscussionSPC118 min
Jul 15, 3:00 PM CDTTornado WatchSPC6 hr
Jul 15, 7:53 PM CDTMesoscale DiscussionSPC67 min
Jul 20, 2:16 PM CDTMesoscale DiscussionSPC119 min
Jul 20, 2:40 PM CDTTornado WatchSPC6 hr
Jul 21, 3:43 PM CDTMesoscale DiscussionSPC92 min
Jul 21, 6:02 PM CDTMesoscale DiscussionSPC118 min
Jul 31, 4:43 PM CDTMesoscale DiscussionSPC62 min
Jul 31, 9:28 PM CDTTornado WarningFSD47 min
Jul 31, 9:45 PM CDTSevere Thunderstorm WatchSPC5 hr
Aug 1, 1:48 PM CDTMesoscale DiscussionSPC117 min
Aug 2, 12:20 AM CDTSevere Thunderstorm WatchSPC4 hr
Aug 2, 3:02 AM CDTMesoscale DiscussionSPC58 min
Aug 3, 2:02 AM CDTMesoscale DiscussionSPC118 min
Aug 15, 5:01 PM CDTMesoscale DiscussionSPC119 min
Aug 16, 4:03 PM CDTMesoscale DiscussionSPC57 min
Aug 22, 5:02 PM CDTMesoscale DiscussionSPC118 min
Aug 23, 2:58 PM CDTMesoscale DiscussionSPC2 hr
Aug 23, 4:38 PM CDTSevere Thunderstorm WarningFSD22 min
Aug 23, 5:10 PM CDTSevere Thunderstorm WarningFSD35 min
Aug 25, 1:31 PM CDTMesoscale DiscussionSPC119 min
Sep 5, 5:39 PM CDTMesoscale DiscussionSPC96 min
Sep 13, 3:21 PM CDTMesoscale DiscussionSPC84 min
Sep 13, 5:50 PM CDTSevere Thunderstorm WatchSPC7 hr
Sep 13, 8:59 PM CDTMesoscale DiscussionSPC61 min
Oct 22, 4:26 PM CDTMesoscale DiscussionSPC3 hr
Oct 22, 7:44 PM CDTMesoscale DiscussionSPC61 min

By product

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

ProductAlerts
Severe storms
Severe Thunderstorm Warning25
Tornado Warning7
Severe Thunderstorm Watch13
Tornado Watch8
Mesoscale Discussion52
Flooding
Flash Flood Warning5

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 29, 200413alerts
  2. April 18, 200410alerts
  3. May 10, 20049alerts
  4. April 21, 20044alerts
  5. May 9, 20044alerts
  6. May 21, 20044alerts
  7. May 22, 20044alerts
  8. May 24, 20044alerts
  9. June 16, 20044alerts
  10. May 8, 20043alerts

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20032005

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.