Alert archive / South Dakota / Red Flag Warnings

Red Flag Warnings in South Dakota, 2011

13 red flag 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 red flag warnings reaches back to 2005.

Red Flag Warnings by county

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

Red Flag Warnings
13
Busiest month
October6 red flag warnings
Busiest day
October 3, 20113 red flag 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 12, 1:48 PM CDTRed Flag WarningFSD4 hr
May 1, 11:25 AM CDTRed Flag WarningFSD8 hr
May 16, 3:57 AM CDTRed Flag WarningABR12 hr
Aug 25, 1:59 PM CDTRed Flag WarningUNR7 hr
Oct 3, 2:14 PM CDTRed Flag WarningFSD3 days
Oct 3, 2:32 PM CDTRed Flag WarningUNR55 hr
Oct 3, 2:57 PM CDTRed Flag WarningABR3 days
Oct 6, 3:16 PM CDTRed Flag WarningABR29 hr
Oct 6, 3:17 PM CDTRed Flag WarningFSD29 hr
Oct 6, 3:55 PM CDTRed Flag WarningUNR28 hr
Nov 3, 3:30 AM CDTRed Flag WarningABR16 hr
Nov 3, 2:45 PM CDTRed Flag WarningFSD27 hr
Nov 4, 3:13 AM CDTRed Flag WarningABR15 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. October 3, 20113red flag warnings
  2. October 6, 20113red flag warnings
  3. November 3, 20112red flag warnings
  4. April 12, 20111red flag warnings
  5. May 1, 20111red flag warnings
  6. May 16, 20111red flag warnings
  7. August 25, 20111red flag warnings
  8. November 4, 20111red flag 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. Warning verification from the Mesonet's Cow. Rebuilt daily.