Ashfall Warnings in South Dakota
The archive holds no ashfall warnings for South Dakota since 1986. The archive of ashfall warnings reaches back to 2005.
Ashfall Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
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. Rebuilt daily.