The arctic blast of air we've been anticipating is making its way through the Bozeman area, and the National Weather Service has issued a Wind Chill Advisory from midnight on Tuesday thru noon on Wednesday.

Look for windchill temps as low as -8 below zero on your way to work and school on Wednesday morning.

Here is the official advisory posted by the National Weather Service:

The National Weather Service in Great Falls has issued a Wind
Chill Advisory... which is in effect from midnight tonight to
noon MST Wednesday.

* Locations... Big Hole Pass... Chief Joseph Pass... Dillon... 
  Monida Pass... Ennis... Norris Hill... Raynolds Pass... Twin 
  Bridges...  Battle Ridge Pass... Bozeman... Bozeman Pass... 
  Targhee Pass... West Yellowstone.

* Timing... cold temperatures and light winds will create wind
  chill values around 20 below zero late tonight through
  Wednesday morning.

* Winds... northwest 10 to 15 mph.

* Wind chill values... 15 below to 25 below zero.

* Impacts... frostbite can occur in less than 30 minutes on 
  exposed skin.

Precautionary/preparedness actions... 

A Wind Chill Advisory means that very cold air and winds will
combine to generate low wind chills. This will result in frost
bite and lead to hypothermia if precautions are not taken. If you
must venture outdoors... make sure you wear a hat and gloves.

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