The NOAA risk of heat-related impacts forecast returns today. Climate Impact Company will use the most important potential hot weather days in daily reports. Today, highlighted are 3 days of important heat. The first is tomorrow when unusual moderate heat risk affects the Upper Midwest. The “unusual” moderate heat risk shifts across the Ohio Valley midweek and through the Northeast Corridor on Thursday. Low 90’s can occur in this zone. The highest heat risk (relative to normal) this week is on Saturday and targets the San Antonio to Houston area.