Weather Service Riverton WY
139 PM MST Sat Dec 2 2017

...Winter storm for mountains of Western Wyoming tonight through
Sunday night...

Winter storm watch for parts of Central Wyoming Sunday night and
Monday Morning...

.Snow will spread south and east from the northwest mountains
this evening. Snow, possibly heavy at times, will continue Sunday
and into Sunday night over the western mountains. The snow will
be accompanied by periods of gusty wind. Areas of blowing and
drifting snow will likely develop. Heavy snow will also be
possible from Eastern Sweetwater County to Casper Mountain Sunday
night through Monday morning.


Salt River and Wyoming Ranges-
139 PM MST Sat Dec 2 2017

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 AM
MST MONDAY...

* WHAT...Heavy snow and blowing snow expected. Plan on difficult
  travel conditions. Total snow accumulations of 9 to 14 inches,
  with localized amounts up to 18 inches, are expected.

* WHERE...Salt River and Wyoming Ranges.

* WHEN...Midnight to 5 AM Monday.

* ADDITIONAL DETAILS...Winds gusting as high as 35 mph will cause
  areas of blowing and drifting snow. Travel may become difficult
  over Salt River pass.

Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
139 PM MST Sat Dec 2 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
5 AM MST MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions. Total
  snow accumulations of 3 to 5 inches, with localized amounts up
  to 9 inches, are expected.

* WHERE...Star Valley.

* WHEN...Midnight to 5 AM Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.