Winter Weather Warnings / Watches / Advisories
Issued by NWS Riverton, WY

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WWUS45 KRIW 230257
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URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
857 PM MDT Fri Sep 22 2017

...Significant Snowfall over Portions of the Western Mountains
Through This Evening...

.The last batch of heavy moisture will sweep north across the
Absaroka Range late Friday evening. Areas to the south will see
very limited snowfall through the remainder of the night.

WYZ014-015-231200-
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/O.CON.KRIW.WS.A.0021.170924T0000Z-170925T0000Z/
Wind River Mountains West-Wind River Mountains East-
857 PM MDT Fri Sep 22 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH SUNDAY AFTERNOON...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING...

* TIMING...Very light snow will continue through Friday evening,
  but little additional accumulation is anticipated. However,
  another period of heavy snow is possible Saturday night and
  Sunday before slowing again through Sunday night.

* TOTAL SNOWFALL...4 to 8 inches so far.

* NEW SNOWFALL FOR SATURDAY NIGHT AND SUNDAY...8 TO 16 inches
  possible.

* MAIN IMPACT...Togwotee Pass will become snow covered again.
  Backcountry travellers and hunters should be prepared for a
  round of heavy wet snow and snow covered roads, especially
  over Union Pass. South Pass may become briefly snow covered
  during heavier snow showers. The next bout of snow Saturday
  night and Sunday will bring widespread snow covered and slick
  roads with reduced visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter weather advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
and slick roads with limited visibilities. Slow down, and allow
extra time to reach your destination. Check the latest road
conditions before venturing out.

A winter storm watch means there is a potential for significant
snow and/or blowing snow that may impact travel. Continue to
monitor the latest forecasts.

&&

$$

WYZ002-230600-
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Absaroka Mountains-
857 PM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...Another swath of snow will continue to spread north
  across the Absaroka Range through midnight. Another bout of
  significant snow is expected Saturday night and Sunday,
  especially across the south end of the Absaroka Range.

* TOTAL SNOWFALL...10 to 17 inches above 9000 feet with 2 to 8
  inches below 9000 feet.

* NEW SNOWFALL THROUGH THIS EVENING...3 to 8 inches above 9000
  feet with 1 to 3 inches below 9000 feet.

* NEW SNOWFALL SATURDAY NIGHT AND SUNDAY...4 TO 8 inches with up
  to a foot on the southern part of the Absaroka Range.

* MAIN IMPACT...Chief Joseph Highway will become slick again
  after brief melting earlier Friday. Backcountry travellers and
  hunters should be prepared for another round of heavy wet snow
  later this afternoon and evening. More widespread slick and
  snow covered roads will occur Saturday night and Sunday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter weather advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
and slick roads with limited visibilities. Slow down, and allow
extra time to reach your destination. Check the latest road
conditions at wyoroad.info or by dialing 5 1 1.

&&

$$



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