WWUS45 KRIW 140730
WSWRIW

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
130 AM MDT Fri Mar 14 2025

WYZ001-141200-
/O.CON.KRIW.WW.Y.0014.000000T0000Z-250314T1200Z/
Yellowstone National Park-
Including the cities of Lake, Old Faithful, and Mammoth
130 AM MDT Fri Mar 14 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches.

* WHERE...Yellowstone National Park.

* WHEN...Until 6 AM MDT early this morning.

* IMPACTS...Travel could be difficult. People should exercise
  caution if traveling into the backcountry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 .

&&

$$

WYZ012-141200-
/O.CON.KRIW.WW.Y.0014.000000T0000Z-250314T1200Z/
Teton and Gros Ventre Mountains-
130 AM MDT Fri Mar 14 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches.

* WHERE...Teton and Gros Ventre Mountains.

* WHEN...Until 6 AM MDT early this morning.

* IMPACTS...Travel could be difficult. The hazardous conditions
  could impact travel over Teton and Togwotee Passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 .

&&

$$

WYZ014-015-141800-
/O.CON.KRIW.WW.Y.0014.000000T0000Z-250314T1800Z/
Wind River Mountains West-Wind River Mountains East-
130 AM MDT Fri Mar 14 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches. Winds
  gusting as high as 45 mph.

* WHERE...Wind River Mountains East and Wind River Mountains West.

* WHEN...Until noon MDT today.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Friday morning commute. Gusty winds
  could bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 .

&&

$$

WYZ024-141200-
/O.CON.KRIW.WW.Y.0014.000000T0000Z-250314T1200Z/
Salt River and Wyoming Ranges-
130 AM MDT Fri Mar 14 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches. Winds
  gusting as high as 40 mph.

* WHERE...Salt River and Wyoming Ranges.

* WHEN...Until 6 AM MDT early this morning.

* IMPACTS...Travel could be difficult. The hazardous conditions
  could impact travel over Salt Pass.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 .

&&

$$

WYZ019-020-142100-
/O.CON.KRIW.WW.Y.0014.250314T1200Z-250314T2100Z/
Green Mountains and Rattlesnake Range-Natrona County Lower
Elevations-
Including the cities of Casper and Jeffrey City
130 AM MDT Fri Mar 14 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 3 PM MDT THIS AFTERNOON...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches.
  Winds gusting as high as 40 mph.

* WHERE...Green Mountains and Rattlesnake Range and Natrona County
  Lower Elevations.

* WHEN...From 6 AM this morning to 3 PM MDT this afternoon.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Friday morning commute. Blowing snow
  may reduce visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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/ .

Hattings