* WHAT...Dangerously hot conditions with heat index values up to 108 expected.
* WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, southwest, and west central Wisconsin.
* WHEN...From 8 AM Monday to 9 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
* ADDITIONAL DETAILS...Warm conditions are forecast today over northeast Iowa. A Heat Advisory may eventually be needed. Thunderstorms tonight and Monday could limit heating which would reduce the risk of heat-related illness.