Blizzard Watches in South Dakota
41 blizzard watches since 1986. 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 watches reaches back to 2005.
Blizzard Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Blizzard Watches
- 41
- Busiest year
- 20088 blizzard watches
- Average year
- 4over 10 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County17
- Day County17
- Deuel County17
- Grant County17
- Marshall County17
- Codington County16
- Hamlin County16
- Roberts County16
- Spink County16
- Brown County15
- Faulk County14
- Edmunds County13
- McPherson County13
- Campbell County11
- Corson County11
- Jerauld County11
- Kingsbury County11
- Lake County11
- Miner County11
- Sanborn County11
- Walworth County11
- Brookings County11
- Aurora County10
- Beadle County10
- Davison County10
- Dewey County10
- Hanson County10
- McCook County10
- Moody County10
- Brule County9
- Douglas County9
- Hand County9
- Hyde County9
- Jones County9
- Stanley County9
- Sully County9
- Bon Homme County8
- Buffalo County8
- Charles Mix County8
- Gregory County8
26 more counties
- Hughes County8
- Hutchinson County8
- Lyman County8
- Potter County8
- Turner County7
- Yankton County7
- Lincoln County7
- Minnehaha County7
- Clay County6
- Pennington County5
- Union County5
- Ziebach County5
- Butte County4
- Custer County4
- Haakon County4
- Harding County4
- Jackson County4
- Lawrence County4
- Meade County4
- Oglala Lakota County4
- Perkins County4
- Bennett County3
- Mellette County3
- Todd County2
- Tripp County2
- Fall River County1
Nearby
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.