Another round of snow is headed for southwest Montana this weekend with up to 20 more inches of snow falling in the mountains by Sunday night. A weather advisory and a storm watch will be working in tandem!

According to the National Weather Service:

Winter Weather Advisory remains in effect from 5 PM Friday afternoon to 5 am Saturday.

Winter Storm Watch remains in effect from late Friday through late Sunday night.

  • WHAT: snow expected. Heavy snow possible Saturday morning through late Sunday night.
  • Total snow accumulations today and tonight of up to 2 inches are expected, with localized amounts up to 6 inches at higher elevations.
  • Total snow accumulations of 4 to 7 inches are possible Saturday morning through late Sunday night, with localized amounts up to 20 inches at higher elevations.
  • WHERE: Madison, Jefferson, Broadwater and Gallatin.
  • WHEN: for the Winter Weather Advisory, from 5 PM this afternoon to 5 am Saturday. For the Winter Storm Watch, from late tonight through late Sunday night.
  • Plan on slippery Road conditions and difficult travel conditions.
  • Significant reductions in visibility are possible.
  • The cold wind chills Sunday into Monday as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes.
Winter Storm Watch - KMMS