Alert archive / South Dakota / Tornado Warnings

Tornado Warnings in South Dakota, 1990

22 tornado warnings in 1990. 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 1990. Tap one for its archive.

Tornado Warnings
22
Busiest month
June15 tornado warnings
Busiest day
June 2, 19904 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 22, 3:18 PM CDTTornado WarningABRBrown27 min
May 24, 4:52 PM CDTTornado WarningUNRMeade, Pennington38 min
May 24, 5:40 PM CDTTornado WarningUNRMeade35 min
Jun 1, 4:57 PM CDTTornado WarningABRCorson, Dewey33 min
Jun 1, 7:57 PM CDTTornado WarningFSDBrule33 min
Jun 1, 9:01 PM CDTTornado WarningABRBeadle, Hand, Jerauld29 min
Jun 1, 9:14 PM CDTTornado WarningABRBrown, Spink31 min
Jun 1, 10:02 PM CDTTornado WarningABRBrown, Day, Spink28 min
Jun 7, 4:32 PM CDTTornado WarningFSDTodd28 min
Jun 7, 5:24 PM CDTTornado WarningFSDTodd36 min
Jun 11, 6:36 PM CDTTornado WarningABRCampbell, Corson, Walworth39 min
Jun 16, 5:46 PM CDTTornado WarningFSDClay, Lincoln29 min
Jun 16, 5:56 PM CDTTornado WarningFSDUnion34 min
Jun 16, 8:46 PM CDTTornado WarningFSDCharles Mix14 min
Jun 18, 7:57 PM CDTTornado WarningABRSpink33 min
Jun 27, 4:57 PM CDTTornado WarningABRBrown, Spink33 min
Jun 27, 5:36 PM CDTTornado WarningABRBrown24 min
Jun 28, 5:26 AM CDTTornado WarningABRHand, Hyde34 min
Jul 27, 1:43 PM CDTTornado WarningABRSpink32 min
Aug 10, 5:33 AM CDTTornado WarningABRHughes27 min
Aug 25, 8:04 PM CDTTornado WarningABRHughes26 min
Aug 30, 11:40 PM CDTTornado WarningABRBuffalo35 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. June 2, 19904tornado warnings
  2. May 24, 19902tornado warnings
  3. June 7, 19902tornado warnings
  4. June 16, 19902tornado warnings
  5. June 27, 19902tornado warnings
  6. May 22, 19901tornado warnings
  7. June 1, 19901tornado warnings
  8. June 11, 19901tornado warnings
  9. June 17, 19901tornado warnings
  10. June 19, 19901tornado warnings
  11. June 28, 19901tornado warnings
  12. July 27, 19901tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19891991

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.