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JANESVILLE — As Rock County Emergency Management explores the idea of zoning and modernizing its outdoor tornado warning sirens, itÃÛèÖÊÓƵ a few years behind neighboring Dane County that has already made significant upgrades. But itÃÛèÖÊÓƵ right in line with the outdoor warning systems some other neighboring counties currently have in place.

Currently, Rock CountyÃÛèÖÊÓƵ sirens sound countywide if thereÃÛèÖÊÓƵ a tornado warning or, in a recent change by the National Weather Service and adopted by the county, a warning of a severe storm with damaging winds.