389
WWUS45 KRIW 161840
WSWRIW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
1240 PM MDT Thu Oct 16 2025

WYZ002-170500-
/O.CON.KRIW.WW.Y.0027.000000T0000Z-251017T0500Z/
Absaroka Mountains-
1240 PM MDT Thu Oct 16 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...

* WHAT...Snow expected. Additional snow accumulations of up to 2
  inches between 7500 and 9000 ft, and 2 to 3 inches across higher
  terrain.

* WHERE...Absaroka Mountains.

* WHEN...Until 11 PM MDT this evening.

* IMPACTS...Winter travel conditions are expected along mountain
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Outdoor recreationists should be prepared for cold and wet
conditions.

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .

For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .

&&

$$

WYZ012-024-170500-
/O.CON.KRIW.WW.Y.0027.000000T0000Z-251017T0500Z/
Teton and Gros Ventre Mountains-Salt River and Wyoming Ranges-
1240 PM MDT Thu Oct 16 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...

* WHAT...Snow. Additional accumulations of 1 to 3 inches between
  7500 and 9000 ft and 4 to 6 inches across higher terrain.

* WHERE...Teton and Gros Ventre Mountains and Salt River and Wyoming
  Ranges.

* WHEN...Until 11 PM MDT this evening.

* IMPACTS...Winter travel conditions are expected over mountain
  passes, including Teton Pass and Togwotee Pass.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Outdoor recreationists should be prepared for cold and wet
conditions.

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .

For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .

&&

$$

WYZ014-015-170500-
/O.CON.KRIW.WW.Y.0027.000000T0000Z-251017T0500Z/
Wind River Mountains West-Wind River Mountains East-
1240 PM MDT Thu Oct 16 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...

* WHAT...Snow expected. Additional snow accumulations of 1 to 3
  inches between 7500 and 9000 ft and 3 to 5 inches across higher
  terrain. Highest additional totals on the east facing mountains,
  with 4 to 7 inches of additional snow. Up to 2 inches of
  additional snow expected along South Pass.

* WHERE...Wind River Mountains.

* WHEN...Until 11 PM MDT this evening.

* IMPACTS...Winter travel conditions are expected along mountain
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Outdoor recreationists should be prepared for cold and wet
conditions.

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .

For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .

&&

$$

For more information from the National Weather Service, visit
https://weather.gov/riw/ .

Wittmann