SIOUX FALLS, S.D. (KELO) — We’ve been talking about it for several days now and there’s no question that the very warm, upper level high has arrived in KELOLAND.
The 90° temperatures, muggy air and dew points in the 70s has advanced the heat advisory to an excessive heat warning. The warning is in effect until 9 p.m. on Saturday.
The heat index values will approach 110° within the warning and 105° in the advisory. Criteria for an Excessive Heat Warning is a heat index of 105° or greater that will last for two hours or more.
Here’s what you need to know:
• Stay hydrated, drink plenty of water.
• Outdoor activities should be rescheduled to prevent heat exhaustion or heat stroke.
• Wear light weight and loose-fitting clothing when possible.
Stay with KELOLAND for the latest updates.