Winter Storm Warning in Northwest Beaverhead County

Winter Storm Warning issued March 13 at 8:31PM MDT until March 14 at 6:00PM MDT by NWS Great Falls MT

• Event Start: 2026-03-13T20:31:00-06:00
• Event End: 2026-03-14T18:00:00-06:00
• Event Certainty: Likely
• Event Severity: Severe

Event Description

• WHAT: Heavy snow. Additional snow accumulations of 6 to 12 inches near the Chief Joseph and Big Hole Pass areas. Winds gusting as high as 65 mph on Saturday.
• WHERE: Northwest Beaverhead County.
• WHEN: Until 6 PM MDT Saturday.
• IMPACTS: Plan for snowpacked and slippery mountain passes. Snow and blowing snow may significantly reduce visibility at times on Saturday. Tire chains may be required for some vehicles if traveling through mountain passes.
• ADDITIONAL DETAILS: A cold front will bring gusty west to northwesterly winds and falling temperatures on Saturday. Any wet pavement surfaces will freeze and become icy.

Event Instructions

If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1 or visiting the MDT Road Report website. To see a graphical representation of the degree of stress on young livestock please visit our webpage and select Local Programs then Cold Air Advisory for Newborn Livestock.

High Wind Warning in Northwest Beaverhead County

High Wind Warning issued March 13 at 12:48PM MDT until March 14 at 9:00PM MDT by NWS Great Falls MT

• Event Start: 2026-03-14T12:00:00-06:00
• Event End: 2026-03-14T21:00:00-06:00
• Event Certainty: Likely
• Event Severity: Severe

Event Description

• WHAT: Northwest winds 30 to 40 mph with gusts up to 60 mph expected.
• WHERE: Southwestern Montana along and south of Interstate 90, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder Mountains, and Canyon Ferry Area.
• WHEN: From noon to 9 PM MDT Saturday.
• IMPACTS: High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. Blowing dust could reduce visibility at times, particularly in the Interstate 90 Corridor.
• ADDITIONAL DETAILS: A few heavy snow showers or snow squalls will be possible as well, particularly in the afternoon.

Event Instructions

People are urged to secure loose objects that could be blown around or damaged by the wind. Remember, a High Wind Warning means that there is at least an 80% chance of 40 mph sustained winds or 58 mph wind gusts occurring during the warning period.