National Weather Service Riverton WY
859 AM MST Sun Feb 4 2018

...Continued snowfall expected across the Bighorn Mountains this
morning...

...Significant snowfall expected across the Western Mountains
tonight into Monday morning...

Teton and Gros Ventre Mountains-
859 AM MST Sun Feb 4 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 8 AM MST MONDAY...

* WHAT...Heavy snow and blowing snow expected. Plan on difficult
  travel conditions. Total snow accumulations of 12 to 16 inches,
   with localized amounts up to 20 inches, are expected.

* WHERE...Teton and Gros Ventre Mountains.

* WHEN...2 PM today to 8 AM Monday.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will
  cause areas of blowing and drifting snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow and blowing snow means severe
winter weather conditions are expected. 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.

$$