Alert archive / South Dakota / Winter Storm Warnings

Winter Storm Warnings in South Dakota, 2020

22 winter storm warnings in 2020. 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 winter storm warnings reaches back to 2005.

Winter Storm Warnings by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Winter Storm Warnings
22
Busiest month
February6 winter storm warnings
Busiest day
February 8, 20203 winter storm 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
Jan 16, 11:34 AM CSTWinter Storm WarningFSDAurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more36 hr
Jan 16, 1:35 PM CSTWinter Storm WarningABRBrown, Clark, Codington, Day, Deuel, Grant and 4 more34 hr
Feb 1, 3:27 PM CSTWinter Storm WarningUNRCuster, Lawrence, Meade, Pennington57 hr
Feb 6, 3:20 AM CSTWinter Storm WarningUNRLawrence, Meade, Pennington27 hr
Feb 8, 3:37 AM CSTWinter Storm WarningFSDBeadle, Brookings, Kingsbury30 hr
Feb 8, 10:28 AM CSTWinter Storm WarningABRClark, Codington, Corson, Deuel, Dewey, Edmunds and 9 more21 hr
Feb 8, 10:29 AM CSTWinter Storm WarningUNRLawrence, Meade, Pennington18 hr
Feb 23, 3:01 PM CSTWinter Storm WarningUNRButte, Custer, Lawrence, Meade, Pennington48 hr
Mar 13, 4:13 AM CDTWinter Storm WarningUNRCuster, Fall River, Lawrence, Meade, Pennington29 hr
Apr 1, 4:48 AM CDTWinter Storm WarningUNRCuster, Haakon, Lawrence, Meade, Pennington, Ziebach31 hr
Apr 1, 2:44 PM CDTWinter Storm WarningABRBrown, Campbell, Clark, Codington, Corson, Day and 12 more24 hr
Apr 10, 3:35 PM CDTWinter Storm WarningUNRBennett, Custer, Fall River, Jackson, Lawrence, Meade and 5 more42 hr
Apr 11, 3:08 AM CDTWinter Storm WarningFSDBon Homme, Brule, Charles Mix, Clay, Douglas, Gregory and 9 more43 hr
Apr 11, 1:49 PM CDTWinter Storm WarningABRJones, Lyman16 hr
Sep 7, 3:37 AM CDTWinter Storm WarningUNRCuster, Lawrence, Meade, Pennington28 hr
Oct 21, 3:08 PM CDTWinter Storm WarningABRBrown, Campbell, Corson, Day, Dewey, Edmunds and 6 more30 hr
Oct 23, 2:35 PM CDTWinter Storm WarningABRCorson, Dewey, Hughes, Jones, Lyman, Potter and 2 more43 hr
Oct 23, 3:05 PM CDTWinter Storm WarningUNRBennett, Haakon, Jackson, Lawrence, Meade, Mellette and 6 more44 hr
Oct 24, 2:54 AM CDTWinter Storm WarningFSDGregory37 hr
Nov 10, 12:01 PM CSTWinter Storm WarningFSDLincoln, Minnehaha9 hr
Dec 22, 2:25 PM CSTWinter Storm WarningUNRCuster, Lawrence, Meade, Pennington19 hr
Dec 29, 7:18 AM CSTWinter Storm WarningFSDAurora, Bon Homme, Charles Mix, Clay, Davison, Douglas and 3 more11 hr

By county

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

24 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. February 8, 20203winter storm warnings
  2. January 16, 20202winter storm warnings
  3. April 1, 20202winter storm warnings
  4. April 11, 20202winter storm warnings
  5. October 23, 20202winter storm warnings
  6. February 1, 20201winter storm warnings
  7. February 6, 20201winter storm warnings
  8. February 23, 20201winter storm warnings
  9. March 13, 20201winter storm warnings
  10. April 10, 20201winter storm warnings
  11. September 7, 20201winter storm warnings
  12. October 21, 20201winter storm warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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.