Full Notification

* WHAT...Heavy snow expected. Total snowfall accumulations of 18 to 30 inches with locally higher amounts up to 60 inches above 10,000' on the south-facing slopes. Winds gusting as high as 40 to 50 mph.

* WHERE...Southwest San Juan Mountains and Northwest San Juan Mountains.

* WHEN...Until 11 AM MST Saturday.

* IMPACTS...Travel could be very difficult to impossible especially along Highway 550 at Red Mountain, Molas and Coal Bank passes. Patchy blowing snow could significantly reduce visibility. The cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. A detailed map of the snowfall can be found at: www.weather.gov/gjt/winter.

* AFFECTED AREAS: SOUTHWEST SAN JUAN MOUNTAINS ... NORTHWESTERN SAN JUAN MOUNTAINS

Instructions:

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.