LOCATED: Grace Koath, 86, From Algonquin

CHICAGO (CBS) -- Grace Koath has been located and is being reunited with her family, according to police.

An endangered missing person advisory was activated for the missing 86-year-old woman.

According to Algonquin police, Koath, 86, was last seen at 2 Dellwood Ct. at 4 p.m. on Tuesday. She is 5 feet, 2 inches tall, weighs 140 pounds and has gray hair and blue eyes.

Her vehicle, a blue 2008 Saturn Vue, with Illinois license plate DU6218, is also missing.

Police said Koath has a condition that places her in danger.

Anyone with information should call 911 or contact the Algonquin Police Department at 847-685-4531.