Casper, WY – According to the statement, the National Weather Service forecasts minus 15 on Friday night and minus 11 on Saturday. Highs were expected to barely climb above zero.
A wind chill advisory was issued for much of the northeastern portion of the state, with wind chills dropping as low as 40 below zero at times.
Those conditions can cause frostbite on exposed skin in as little as 10 minutes, the weather service warned. Cold air will be dangerous to young livestock and pets.
Meanwhile, a winter storm watch was issued for the western Wyoming, with 8 to 16 inches of snow possible. That could make travel difficult.