Alert archive / South Dakota / Tornado Warnings

Tornado Warnings in South Dakota, 1991

30 tornado warnings in 1991. 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 1991. Tap one for its archive.

Tornado Warnings
30
Busiest month
May17 tornado warnings
Busiest day
May 12, 19917 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
May 11, 6:46 PM CDTTornado WarningUNRCuster44 min
May 11, 7:32 PM CDTTornado WarningUNRCuster, Fall River43 min
May 11, 8:32 PM CDTTornado WarningUNRPennington28 min
May 11, 8:50 PM CDTTornado WarningUNRPennington25 min
May 11, 8:55 PM CDTTornado WarningUNRMeade35 min
May 11, 9:26 PM CDTTornado WarningUNRMeade34 min
May 12, 6:56 PM CDTTornado WarningFSDHanson34 min
May 12, 6:58 PM CDTTornado WarningFSDHanson32 min
May 14, 6:49 PM CDTTornado WarningUNRPerkins26 min
May 14, 6:56 PM CDTTornado WarningUNRButte, Lawrence34 min
May 15, 1:28 PM CDTTornado WarningABREdmunds32 min
May 28, 5:00 PM CDTTornado WarningABRJerauld, Sanborn30 min
May 28, 5:32 PM CDTTornado WarningABRKingsbury, Miner, Sanborn28 min
May 28, 6:00 PM CDTTornado WarningABRKingsbury, Miner30 min
May 29, 10:03 PM CDTTornado WarningABRStanley27 min
May 30, 7:06 PM CDTTornado WarningUNRCuster, Fall River24 min
May 30, 10:02 PM CDTTornado WarningABRHughes, Sully28 min
Jun 4, 3:46 PM CDTTornado WarningFSDGregory29 min
Jun 9, 3:29 PM CDTTornado WarningABRBrown31 min
Jun 9, 3:39 PM CDTTornado WarningABRSpink36 min
Jun 13, 6:47 PM CDTTornado WarningABREdmunds28 min
Jun 14, 8:32 PM CDTTornado WarningABRKingsbury28 min
Jun 14, 8:48 PM CDTTornado WarningABRHamlin, Kingsbury27 min
Jun 14, 9:44 PM CDTTornado WarningABRSully46 min
Jun 19, 4:54 PM CDTTornado WarningABRCodington51 min
Jun 19, 5:43 PM CDTTornado WarningABRCodington32 min
Jun 30, 5:50 PM CDTTornado WarningABRSpink25 min
Jul 19, 8:13 PM CDTTornado WarningUNRMeade32 min
Jul 21, 4:16 PM CDTTornado WarningUNRMeade29 min
Jul 21, 6:53 PM CDTTornado WarningABRClark37 min

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 12, 19917tornado warnings
  2. May 28, 19913tornado warnings
  3. June 15, 19913tornado warnings
  4. May 14, 19912tornado warnings
  5. May 31, 19912tornado warnings
  6. June 9, 19912tornado warnings
  7. June 19, 19912tornado warnings
  8. July 21, 19912tornado warnings
  9. May 11, 19911tornado warnings
  10. May 15, 19911tornado warnings
  11. May 30, 19911tornado warnings
  12. June 4, 19911tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19901992

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.