Snow Advisories in South Dakota
67 snow advisories 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 snow advisories reaches back to 2005.
Snow Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Snow Advisories
- 67
- Busiest year
- 200825 snow advisories
- Average year
- 17over 4 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.
- Lawrence County20
- Meade County20
- Pennington County19
- Lincoln County17
- Turner County17
- Clay County15
- Union County15
- Yankton County15
- Hutchinson County14
- Bon Homme County13
- Brookings County13
- Gregory County13
- Minnehaha County13
- Moody County13
- Charles Mix County12
- Lake County12
- McCook County12
- Aurora County11
- Beadle County11
- Douglas County11
- Faulk County11
- Custer County11
- Edmunds County11
- Davison County10
- Hanson County10
- Hughes County10
- Jerauld County10
- Kingsbury County10
- Lyman County10
- Miner County10
- McPherson County10
- Marshall County10
- Potter County10
- Brule County9
- Buffalo County9
- Clark County9
- Codington County9
- Deuel County9
- Jones County9
- Sanborn County9
26 more counties
- Spink County9
- Stanley County9
- Sully County9
- Hamlin County8
- Hyde County8
- Brown County8
- Campbell County8
- Day County8
- Roberts County8
- Walworth County8
- Hand County7
- Harding County7
- Perkins County7
- Ziebach County7
- Dewey County7
- Fall River County7
- Corson County7
- Haakon County6
- Jackson County6
- Oglala Lakota County6
- Butte County5
- Bennett County5
- Grant County5
- Mellette County4
- Todd County4
- Tripp County4
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.