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Home Return to list Winter Weather Advisory 0019 Issued by the Riverton Forecast Office
Action: New Issued At: 2025-03-28 14:16:55 544 WWUS45 KRIW 281916 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 116 PM MDT Fri Mar 28 2025 WYZ002-015-291315- /O.NEW.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 116 PM MDT Fri Mar 28 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM SATURDAY TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM Saturday to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-291315- /O.NEW.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 116 PM MDT Fri Mar 28 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM SATURDAY TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 11 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM Saturday to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Gerhardt Action: New Issued At: 2025-03-28 14:16:55 544 WWUS45 KRIW 281916 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 116 PM MDT Fri Mar 28 2025 WYZ002-015-291315- /O.NEW.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 116 PM MDT Fri Mar 28 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM SATURDAY TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM Saturday to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-291315- /O.NEW.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 116 PM MDT Fri Mar 28 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM SATURDAY TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 11 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM Saturday to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Gerhardt Action: Continued Issued At: 2025-03-29 02:49:18 542 WWUS45 KRIW 290748 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 148 AM MDT Sat Mar 29 2025 WYZ002-015-292300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 148 AM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM this afternoon to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-292300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 148 AM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM this afternoon to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . TL Action: Continued Issued At: 2025-03-29 02:49:18 542 WWUS45 KRIW 290748 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 148 AM MDT Sat Mar 29 2025 WYZ002-015-292300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 148 AM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM this afternoon to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-292300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 148 AM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM this afternoon to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . TL Action: Continued Issued At: 2025-03-29 13:43:22 114 WWUS45 KRIW 291842 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1242 PM MDT Sat Mar 29 2025 WYZ002-015-301300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 1242 PM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM this afternoon to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-301300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 1242 PM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM this afternoon to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Gerhardt Action: Continued Issued At: 2025-03-29 13:43:22 114 WWUS45 KRIW 291842 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1242 PM MDT Sat Mar 29 2025 WYZ002-015-301300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 1242 PM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO NOON MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...From 4 PM this afternoon to noon MDT Sunday. * IMPACTS...Travel could be difficult. This includes along South Pass, especially overnight. 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 . && $$ WYZ009-301300- /O.CON.KRIW.WW.Y.0019.250329T2200Z-250331T0000Z/ Bighorn Mountains Southeast- 1242 PM MDT Sat Mar 29 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 6 PM MDT SUNDAY... * WHAT...Snow expected. Total snow accumulations between 6 and 12 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...From 4 PM this afternoon to 6 PM MDT Sunday. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially overnight. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Gerhardt Action: Continued Issued At: 2025-03-30 02:44:15 684 WWUS45 KRIW 300743 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 143 AM MDT Sun Mar 30 2025 WYZ002-015-301800- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 143 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow. Additional snow accumulations between 3 and 5 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...Until noon MDT today. * IMPACTS...Travel could be difficult. This includes along South Pass, especially early this morning. 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 . && $$ WYZ009-310000- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Bighorn Mountains Southeast- 143 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 3 and 5 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially early this morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . TL Action: Continued Issued At: 2025-03-30 02:44:15 684 WWUS45 KRIW 300743 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 143 AM MDT Sun Mar 30 2025 WYZ002-015-301800- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250330T1800Z/ Absaroka Mountains-Wind River Mountains East- 143 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY... * WHAT...Snow. Additional snow accumulations between 3 and 5 inches. * WHERE...The east slopes of the Wind River Mountains and the Absaroka Mountains. * WHEN...Until noon MDT today. * IMPACTS...Travel could be difficult. This includes along South Pass, especially early this morning. 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 . && $$ WYZ009-310000- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Bighorn Mountains Southeast- 143 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 3 and 5 inches. * WHERE...The east slopes of the Bighorn Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult. This includes along Granite Pass and Powder River Pass, especially early this morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . TL Action: Expired Issued At: 2025-03-30 12:49:20 648 WWUS45 KRIW 301749 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1149 AM MDT Sun Mar 30 2025 WYZ015-301900- /O.EXP.KRIW.WW.Y.0019.000000T0000Z-250330T1800Z/ Wind River Mountains East- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY... Although light snow showers continue through this afternoon additional snowfall will be light (only up to an inch), thus the Advisory will be allowed to expire at noon. $$ WYZ002-310000- /O.EXT.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Absaroka Mountains- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations up to 4 inches. * WHERE...Absaroka Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ WYZ009-310000- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Bighorn Mountains Southeast- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 and 3 inches. * WHERE...Bighorn Mountains Southeast. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions over Powder 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 https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Rowe Action: Time Extended Issued At: 2025-03-30 12:49:20 648 WWUS45 KRIW 301749 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1149 AM MDT Sun Mar 30 2025 WYZ015-301900- /O.EXP.KRIW.WW.Y.0019.000000T0000Z-250330T1800Z/ Wind River Mountains East- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY... Although light snow showers continue through this afternoon additional snowfall will be light (only up to an inch), thus the Advisory will be allowed to expire at noon. $$ WYZ002-310000- /O.EXT.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Absaroka Mountains- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations up to 4 inches. * WHERE...Absaroka Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. 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 . && $$ WYZ009-310000- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Bighorn Mountains Southeast- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 and 3 inches. * WHERE...Bighorn Mountains Southeast. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions over Powder River Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ For more information from the National Weather Service, visit https://weather.gov/riw/ . Rowe Action: Continued Issued At: 2025-03-30 12:49:20 648 WWUS45 KRIW 301749 WSWRIW URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 1149 AM MDT Sun Mar 30 2025 WYZ015-301900- /O.EXP.KRIW.WW.Y.0019.000000T0000Z-250330T1800Z/ Wind River Mountains East- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY... Although light snow showers continue through this afternoon additional snowfall will be light (only up to an inch), thus the Advisory will be allowed to expire at noon. $$ WYZ002-310000- /O.EXT.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Absaroka Mountains- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations up to 4 inches. * WHERE...Absaroka Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. For graphical depictions of the snowfall forecast, including the official NWS forecast, high end amounts, and low end amounts, visit https://weather.gov/riw/winter . For winter road conditions from the Wyoming Department of Transportation, visit https://wyoroad.info . && $$ WYZ009-310000- /O.CON.KRIW.WW.Y.0019.000000T0000Z-250331T0000Z/ Bighorn Mountains Southeast- 1149 AM MDT Sun Mar 30 2025 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Snow. Additional snow accumulations between 1 and 3 inches. * WHERE...Bighorn Mountains Southeast. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Plan on slippery road conditions over Powder 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 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/ . Rowe | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||