NWS / NOAA weather: Extreme Heat Warning issued June 29 at 5:52PM CDT until June 30 at 7:00PM CDT by NWS Green Bay WI

* WHAT...Dangerously hot conditions with heat index values up to 109
expected. Overnight heat indices will remain around 75 degrees,
which will still be hazardous for anyone without shelter after the
extreme heat in the afternoon.

* WHERE...Marathon, Portage, Waushara, Wood, Calumet, Winnebago,
Brown, Outagamie, Shawano, and Waupaca Counties.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

Source: NWS / NOAA weather.