Hamilton Dome Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Hamilton Dome.

Use the Radar Maps link provided to understand the trajectory of a storm.

Winter Storm Warning issued November 5 at 4:20PM MST until November 6 at 11:00AM MST by NWS Billings MT

* WHAT...Heavy Snow and Blowing Snow expected. Total snow accumulations between 7 and 14 inches. Winds gusting as high as 45 mph creating significant blowing and drifting snow. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until 11 AM MST Wednesday. * IMPACTS...Recreation in the high country will be impacted by heavy accumulating snow. Travel could be very difficult on US-14. Widespread blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches and recently burned timber. * ADDITIONAL DETAILS...The heaviest snowfall will be on north and northwest facing slopes to the north of Burgess Junction.

Winter Weather Advisory issued November 5 at 4:20PM MST until November 6 at 11:00AM MST by NWS Billings MT

* WHAT...Snow and Blowing Snow expected. Total snow accumulations between 2 and 5 inches with locally heavier accumulations possible. Winds gusting as high as 40 mph creating areas of blowing snow. * WHERE...In Montana, Bighorn Canyon, Northern Big Horn, Southern Big Horn, and Southern Rosebud. In Wyoming, Sheridan Foothills. * WHEN...Until 11 AM MST Wednesday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous by this evening. Plan on slippery road conditions. Blowing snow could significantly reduce visibility at times. The hazardous conditions could impact this evening and Wednesday morning commutes. * ADDITIONAL DETAILS...The heaviest snow will be in the higher hills and foothills above 4500 feet on north facing slopes.

Winter Weather Advisory issued November 5 at 11:58AM MST until November 6 at 5:00AM MST by NWS Riverton WY

* WHAT...Snow. Additional snow accumulations up to 3 inches. * WHERE...Teton and Gros Ventre Mountains. * WHEN...Until 5 AM MST Wednesday. * IMPACTS...Travel could be difficult across Teton Pass and Togwotee Pass.

Winter Storm Warning issued November 5 at 11:58AM MST until November 6 at 11:00AM MST by NWS Riverton WY

* WHAT...Heavy snow expected. Additional snow accumulations between 4 to 6 inches, with locally higher amounts possible. Winds gusting as high as 40 mph. * WHERE...West slopes of the Bighorn Mountains, especially areas of northern Bighorn County. * WHEN...Until 11 AM MST Wednesday. * IMPACTS...Travel could be very difficult along Granite Pass and Powder River Pass.