KOSCIUSKO COUNTY — A heat advisory issued by the National Weather Service of Northern Indiana will last into the weekend as temperatures continue to reach into the high 90s.

The advisory is in effect for Kosciusko and surrounding counties through 7 p.m. Saturday, July 23, however, dangerous heat and humidity may continue into Sunday, July 24.

Highs will be in the upper 80s to mid-90s. Overnight lows will be in the 70s and will provide little relief from the humidity. Maximum afternoon heat index values are near 100 degrees today, Thursday, July 21, 100 to 107 degrees Friday, July 22, and near 100 degrees Saturday, July 23.

There is a high risk of heat-related illness for people with prolonged outdoor exposure or without access to air conditioning. The elderly, small children and pets are especially susceptible to high heat.

A heat advisory means a period of hot temperatures is expected. The combination of hot temperatures and high humidity  will combine to create a situation in which heat illness are possible. Precautions include drinking plenty of fluids, staying in an air-conditioned room, staying out of the sun and checking up on relatives and neighbors.

When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear loose-fitting, lightweight clothing when possible and drink plenty of water.

The Occupational Safety and Health administration recommends scheduling frequent rest breaks in shaded or air-conditioned environments. Anyone overcome by heat should move to a cool, shaded location. In the event of heat stroke, call 911.