Sarnia Police said Payton Reddick has been located and is safe.
She was reported missing Friday after not being heard from since Thursday.
Police are thanking the public for their help in locating her.
Charges have been laid in a serious crash in Lambton Shores on Thursday.
The national weather agency said the temperatures and humidex will meet or be extremely close to heat warning criteria, with the hottest day being Saturday.
Lambton Public Health said on Friday morning no warning signs had been
Sarnia-Lambton PrideFest and Queer Joy Canada will host its first pride parade this weekend.
The RAM Rodeo tour makes a stop in Brigden this weekend.
There will be free outdoor live music from The Infinite and The Stevie D Band from 3 p.m. to 5 p.m.