Alert archive / South Dakota / Tornado Warnings

Tornado Warnings in South Dakota, 2011

57 tornado warnings in 2011. 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 tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in 2011. Tap one for its archive.

Tornado Warnings
57
Busiest month
July19 tornado warnings
Busiest day
May 10, 20117 tornado warnings

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.

IssuedProductOfficeCountiesLasted
Apr 9, 9:31 PM CDTTornado WarningFSDUnion29 min
May 8, 8:08 PM CDTTornado WarningABRLyman14 min
May 8, 9:00 PM CDTTornado WarningABRLyman35 min
May 9, 9:04 PM CDTTornado WarningUNRFall River56 min
May 9, 9:10 PM CDTTornado WarningUNRHaakon65 min
May 9, 10:01 PM CDTTornado WarningUNR59 min
May 9, 10:06 PM CDTTornado WarningUNRHaakon54 min
May 9, 10:48 PM CDTTornado WarningUNRBennett42 min
May 9, 11:00 PM CDTTornado WarningUNRHaakon30 min
May 10, 12:16 AM CDTTornado WarningUNRHaakon, Pennington24 min
May 11, 6:13 PM CDTTornado WarningFSDLincoln, Union32 min
May 30, 5:48 PM CDTTornado WarningFSDBon Homme, Charles Mix42 min
May 30, 5:55 PM CDTTornado WarningABRBuffalo, Hand, Hughes, Hyde, Lyman35 min
May 30, 6:26 PM CDTTornado WarningFSDBon Homme, Charles Mix, Douglas, Hutchinson34 min
May 30, 6:33 PM CDTTornado WarningFSDBeadle27 min
May 30, 7:21 PM CDTTornado WarningFSDDouglas, Hutchinson24 min
May 30, 7:42 PM CDTTornado WarningFSDHanson, Hutchinson, McCook33 min
May 30, 8:05 PM CDTTornado WarningFSDLake, McCook, Minnehaha25 min
May 30, 8:09 PM CDTTornado WarningFSDBrookings, Kingsbury, Lake, Miner51 min
Jun 12, 7:01 PM CDTTornado WarningUNRButte, Harding44 min
Jun 14, 1:54 PM CDTTornado WarningUNRMellette, Todd36 min
Jun 14, 4:29 PM CDTTornado WarningABRHand31 min
Jun 14, 4:49 PM CDTTornado WarningABRHand26 min
Jun 17, 6:28 PM CDTTornado WarningABRMarshall, Roberts32 min
Jun 20, 8:38 PM CDTTornado WarningFSDBon Homme, Charles Mix, Douglas, Hutchinson24 min
Jun 20, 11:00 PM CDTTornado WarningFSDMinnehaha, Moody30 min
Jul 1, 3:18 PM CDTTornado WarningFSDMoody27 min
Jul 1, 3:31 PM CDTTornado WarningFSDMoody29 min
Jul 8, 5:32 PM CDTTornado WarningABRMarshall28 min
Jul 8, 5:46 PM CDTTornado WarningABRMarshall29 min
Jul 8, 11:08 PM CDTTornado WarningABRMcPherson37 min
Jul 8, 11:26 PM CDTTornado WarningABRBrown, McPherson34 min
Jul 9, 10:08 PM CDTTornado WarningABRPotter49 min
Jul 10, 6:56 PM CDTTornado WarningABRGrant, Roberts34 min
Jul 10, 7:36 PM CDTTornado WarningABRDeuel, Grant9 min
Jul 18, 4:54 PM CDTTornado WarningUNRHarding, Perkins51 min
Jul 18, 5:27 PM CDTTornado WarningUNRHarding, Perkins48 min
Jul 22, 8:51 PM CDTTornado WarningUNRHarding25 min
Jul 22, 9:36 PM CDTTornado WarningUNRHarding24 min
Jul 23, 1:20 AM CDTTornado WarningABRMcPherson25 min
Jul 26, 7:03 PM CDTTornado WarningABREdmunds, Potter, Walworth27 min
Jul 26, 7:24 PM CDTTornado WarningABREdmunds, Walworth36 min
Jul 26, 8:30 PM CDTTornado WarningABRMarshall, Roberts30 min
Jul 26, 8:36 PM CDTTornado WarningABRMarshall, Roberts24 min
Jul 26, 9:02 PM CDTTornado WarningFSDBeadle14 min
Aug 7, 4:56 PM CDTTornado WarningUNRCuster29 min
Aug 14, 8:16 PM CDTTornado WarningABRCorson29 min
Aug 14, 8:48 PM CDTTornado WarningABRCorson27 min
Aug 14, 9:15 PM CDTTornado WarningABRCorson, Dewey30 min
Aug 17, 7:34 PM CDTTornado WarningUNRTodd, Tripp32 min
Aug 18, 6:57 PM CDTTornado WarningFSDBon Homme, Charles Mix33 min
Aug 22, 11:11 PM CDTTornado WarningFSDLake, McCook, Minnehaha34 min
Aug 22, 11:41 PM CDTTornado WarningFSDLake, Minnehaha, Moody34 min
Oct 6, 4:18 PM CDTTornado WarningUNRCuster27 min
Oct 6, 7:23 PM CDTTornado WarningUNRBennett, Jackson, Mellette, Todd52 min
Oct 6, 8:04 PM CDTTornado WarningABRHughes, Stanley26 min
Oct 6, 8:15 PM CDTTornado WarningUNRMellette30 min

By county

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

4 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 10, 20117tornado warnings
  2. July 27, 20115tornado warnings
  3. May 30, 20114tornado warnings
  4. May 31, 20114tornado warnings
  5. June 14, 20113tornado warnings
  6. July 23, 20113tornado warnings
  7. August 15, 20113tornado warnings
  8. October 7, 20113tornado warnings
  9. May 9, 20112tornado warnings
  10. June 21, 20112tornado warnings
  11. July 1, 20112tornado warnings
  12. July 8, 20112tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

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.