NORTHERN INDIANA — The National Weather Service of Northern Indiana has issued a heat advisory, effective from 2 p.m. Thursday, July 21, until 8 p.m. Saturday, July 23, for Kosciusko and surrounding counties.

Highs are expected to reach from the upper 80s to the mid-90s Thursday through Saturday. Lows will dip into the 70s at night but are not expected to provide much relief due to high humidity.

Maximum afternoon heat index values will near 100 degrees, Fahrenheit, Thursday, will be between 100 and 107 degrees Fahrenheit, Friday and near 100 degrees, Fahrenheit, Saturday.

Dangerous temperatures and humidity levels are also expected to last into Sunday.

Residents are urged to take extra precautions, especially when outdoors, including:

• Rescheduling strenuous activities for early morning or evening
• Know the signs and symptoms of heat exhaustion and heat stroke
• Wear lightweight, loose-fitting clothing when possible
• Drink plenty of water

The Occupational Safety and Health Administration recommends the following for those working outdoors:

• Schedule frequent rest breaks in shaded, air-conditioned environments
• If overcome by the heat, move to a cool, shaded location
• In case of heat stroke, call 911