Frost

An Australian woman is dead after the SUV she was riding in was hit by a semi in Grand Teton National Park late Tuesday morning, the Wyoming Highway Patrol says.

A Frost Advisory is issued when the minimum temperature is forecast to be 33 to 36 degrees on clear and calm nights during the growing season.

Some areas west of the Laramie Range could see freezing temperatures later this week, according to the National Weather Service in Cheyenne.

Some areas west of the Laramie Range may see frost by Sunday morning, according to the National Weather Service in Cheyenne.

A trucker was killed early Tuesday morning after jackknifing his rig on Interstate 80, according to the Wyoming Highway Patrol.

One person was killed and two others injured in a two-vehicle crash north of Cheyenne last week, the Wyoming Highway Patrol says.

A man was killed and another person injured in a head-on collision north of Rock Springs late Tuesday morning.