Heat Advisory

* WHAT...For the Heat Advisory, heat index values up to 99 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 102 possible.

* WHERE...In Minnesota, Goodhue County. In Wisconsin, Pierce and St. Croix Counties.

* WHEN...For the Heat Advisory, from noon to 10 PM CDT Saturday. For the Extreme Heat Watch, from Sunday afternoon through Sunday evening.

* IMPACTS...Heat-related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.