Alert archive / South Dakota / Blizzard Warnings
Blizzard Warnings in South Dakota, 2009
14 blizzard warnings in 2009. 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 2009. Tap one for its archive.
- Blizzard Warnings
- 14
- Busiest month
- March6 blizzard warnings
- Busiest day
- December 24, 20093 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 11, 2:54 PM CST | Blizzard Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 27 hr |
| Jan 12, 4:18 AM CST | Blizzard Warning | FSD | Beadle, Brookings, Kingsbury, Lake, Miner, Moody and 1 more | 16 hr |
| Mar 9, 3:23 PM CDT | Blizzard Warning | ABR | Day, Grant, Marshall, Roberts | 32 hr |
| Mar 22, 4:30 AM CDT | Blizzard Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 9 more | 65 hr |
| Mar 22, 2:10 PM CDT | Blizzard Warning | ABR | Campbell, Corson, Dewey, Hughes, Jones, Potter and 3 more | 55 hr |
| Mar 29, 4:04 AM CDT | Blizzard Warning | UNR | Butte, Haakon, Harding, Jackson, Lawrence, Meade and 6 more | 57 hr |
| Mar 29, 4:30 AM CDT | Blizzard Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 65 hr |
| Mar 30, 4:08 AM CDT | Blizzard Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 13 more | 39 hr |
| Apr 3, 5:55 AM CDT | Blizzard Warning | UNR | Bennett, Haakon, Jackson, Mellette, Todd, Tripp | 46 hr |
| Apr 3, 10:40 AM CDT | Blizzard Warning | FSD | Aurora, Bon Homme, Brule, Charles Mix, Clay, Davison and 10 more | 41 hr |
| Dec 8, 1:33 PM CST | Blizzard Warning | FSD | Clay, Union | 25 hr |
| Dec 24, 10:45 AM CST | Blizzard Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 55 hr |
| Dec 24, 3:31 PM CST | Blizzard Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 44 hr |
| Dec 24, 3:33 PM CST | Blizzard Warning | UNR | Bennett, Butte, Custer, Haakon, Harding, Jackson and 9 more | 56 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Campbell County4
- Corson County4
- Day County4
- Dewey County4
- Grant County4
- Hughes County4
- Jones County4
- Marshall County4
- Potter County4
- Roberts County4
- Stanley County4
- Sully County4
- Walworth County4
- Haakon County4
- Jackson County4
- Mellette County4
- Todd County4
- Brown County3
- Buffalo County3
- Clark County3
- Codington County3
- Deuel County3
- Edmunds County3
- Faulk County3
- Hamlin County3
- Hand County3
- Hyde County3
- Lyman County3
- McPherson County3
- Spink County3
- Beadle County3
- Brookings County3
- Kingsbury County3
- Lake County3
- Miner County3
- Moody County3
- Sanborn County3
- Bennett County3
- Butte County3
- Harding County3
26 more counties
- Lawrence County3
- Meade County3
- Pennington County3
- Perkins County3
- Ziebach County3
- Tripp County3
- Aurora County3
- Bon Homme County3
- Brule County3
- Charles Mix County3
- Davison County3
- Douglas County3
- Gregory County3
- Hanson County3
- Hutchinson County3
- McCook County3
- Yankton County3
- Clay County3
- Union County3
- Custer County2
- Oglala Lakota County2
- Jerauld County2
- Lincoln County2
- Minnehaha County2
- Turner County2
- Fall River County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.