Alert archive / South Dakota / Blizzard Warnings
Blizzard Warnings in South Dakota, 2011
5 blizzard 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 blizzard warnings reaches back to 2005.
Blizzard Warnings by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Blizzard Warnings
- 5
- Busiest month
- February3 blizzard warnings
- Busiest day
- February 19, 20113 blizzard 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 3:28 AM CST | Blizzard Warning | FSD | Brookings, Hanson, Hutchinson, Lake, McCook, Moody | 13 hr |
| Feb 19, 2:48 PM CST | Blizzard Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 37 hr |
| Feb 19, 2:56 PM CST | Blizzard Warning | UNR | Mellette, Todd, Tripp | 24 hr |
| Feb 19, 3:37 PM CST | Blizzard Warning | FSD | Aurora, Beadle, Brookings, Brule, Charles Mix, Davison and 9 more | 30 hr |
| Mar 11, 5:24 PM CST | Blizzard Warning | ABR | Brown, Campbell, Clark, Codington, Day, Deuel and 12 more | 13 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Brookings County2
- Hanson County2
- Lake County2
- Moody County2
- Brown County2
- Campbell County2
- Clark County2
- Codington County2
- Day County2
- Deuel County2
- Edmunds County2
- Faulk County2
- Grant County2
- Hamlin County2
- Hand County2
- Hyde County2
- McPherson County2
- Marshall County2
- Potter County2
- Roberts County2
- Spink County2
- Walworth County2
- Hutchinson County1
- McCook County1
- Buffalo County1
- Corson County1
- Dewey County1
- Hughes County1
- Jones County1
- Lyman County1
- Stanley County1
- Sully County1
- Mellette County1
- Todd County1
- Tripp County1
- Aurora County1
- Beadle County1
- Brule County1
- Charles Mix County1
- Davison County1
The busiest days
Days with the most alerts issued, by UTC date.
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.