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WWUS45 KRIW 060753

WSWRIW



URGENT - WINTER WEATHER MESSAGE

National Weather Service Riverton WY

153 AM MDT Mon May 6 2024



WYZ012-070000-

/O.CON.KRIW.WS.W.0014.000000T0000Z-240508T0500Z/

Teton and Gros Ventre Mountains-

153 AM MDT Mon May 6 2024



...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MDT

TUESDAY...



* WHAT...Heavy snow. Additional snow accumulations of 1 to 2 feet.

  Up to 3 feet for the highest elevations of the Tetons. Winds

  could gust as high as 45 mph.



* WHERE...Teton and Gros Ventre Mountains.



* WHEN...Until 11 PM MDT Tuesday.



* IMPACTS...Travel could be very difficult, especially in the

  backcountry and along Teton Pass.



* ADDITIONAL DETAILS...Heaviest snow occurs Monday morning into

  Monday night, where snow rates around 1 inch per hour are

  possible. Another round of heavier snow arrives by Tuesday 

  morning.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



If you must travel, keep an extra flashlight, food, and water in

your vehicle in case of an emergency. 



For graphical depictions of the snowfall forecast, including the

official NWS forecast, high end amounts, and low end amounts,

visit weather.gov/riw/winter. 



For winter road conditions from the Wyoming Department of

Transportation, visit https://wyoroad.info. 



&&



$$



WYZ001-070000-

/O.CON.KRIW.WW.Y.0025.000000T0000Z-240508T0000Z/

Yellowstone National Park-

Including the cities of Lake, Mammoth, and Old Faithful

153 AM MDT Mon May 6 2024



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT

TUESDAY...



* WHAT...Snow. Additional snow accumulations of 8 to 14 inches in

  southwest portions of the Park. Additional accumulation of 1 to

  4 inches elsewhere. Winds could gust as high as 45 mph.



* WHERE...Yellowstone National Park.



* WHEN...Until 6 PM MDT Tuesday.



* IMPACTS...Travel could be very difficult, especially in 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 weather.gov/riw/winter. 



For winter road conditions from the Wyoming Department of

Transportation, visit https://wyoroad.info. 



&&



$$



WYZ014-015-070000-

/O.CON.KRIW.WW.Y.0025.000000T0000Z-240507T0000Z/

Wind River Mountains West-Wind River Mountains East-

153 AM MDT Mon May 6 2024



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS

EVENING...



* WHAT...Snow. Additional snow accumulations of 6 to 10 inches.

  Winds could gust as high as 65 mph.



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

  East.



* WHEN...Until 6 PM MDT this evening.



* IMPACTS...Travel could be very difficult, especially on WY Hwy

  28 over South Pass.



* ADDITIONAL DETAILS...Up to 14 inches of additional snow is 

  possible over the higher elevations of the northern range.





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 weather.gov/riw/winter. 



For winter road conditions from the Wyoming Department of

Transportation, visit https://wyoroad.info. 



&&



$$



WYZ024-070000-

/O.CON.KRIW.WW.Y.0025.000000T0000Z-240507T0000Z/

Salt River and Wyoming Ranges-

153 AM MDT Mon May 6 2024



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS

EVENING...



* WHAT...Snow. Additional snow accumulations of 6 to 12 inches,

  with near 16 inches for the highest peaks. Winds could gust as 

  high as 55 mph.



* WHERE...Salt River and Wyoming Ranges.



* WHEN...Until 6 PM MDT this evening.



* IMPACTS...Travel could be very difficult, especially over Salt

  River 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 weather.gov/riw/winter. 



For winter road conditions from the Wyoming Department of

Transportation, visit https://wyoroad.info. 



&&



$$



WYZ008-009-070000-

/O.CON.KRIW.WW.Y.0025.000000T0000Z-240507T0500Z/

Bighorn Mountains West-Bighorn Mountains Southeast-

153 AM MDT Mon May 6 2024



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

EVENING...



* WHAT...Snow. Additional snow accumulations of 8 to 14 inches for

  the northern range. Additional snow accumulations up to 10

  inches for the southern end of the range. Winds could gust as 

  high as 65 mph.



* WHERE...Bighorn Mountains West and Bighorn Mountains Southeast.



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



* IMPACTS...Travel could be very difficult, such as over Powder

  River and Granite Passes. Gusty winds could cause blowing snow,

  reducing visibilities at times.



* ADDITIONAL DETAILS...Heaviest snow occurs Monday morning. Snow 

  rates decrease Tuesday. Another round of heavier snow is 

  possible Wednesday.



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 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