Severe · Winter Storm WatchActive alert
Winter Storm Watch issued October 8 at 2:39PM MDT until October 12
Affecting Big Belt, Bridger and Castle Mountains; Gallatin and Madison County Mountains and Centennial Mountains
In effect until: Oct 9, 2026, 12:45 PM
Big Belt, Bridger and Castle Mountains; Gallatin and Madison County Mountains and Centennial Mountains
Possible impact zone in Big Belt, Bridger and Castle Mountains; conditions develop through 12:45 PM.
Monitor the latest forecasts for updates on this situation.
Read the original bulletin (official text)
* WHAT...Heavy snow possible. Total snow accumulations between 6 and 12 inches along the Big Belt Mountains and between 6 and 12 inches above 7000 feet in the mountains of Madison and Gallatin counties. Winds could gust as high as 45 mph. * WHERE...Big Belt, Bridger and Castle Mountains and Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...From Saturday evening through late Sunday night. * IMPACTS...Travel could be very difficult, especially over mountain passes. Back country conditions may be very dangerous. Wet snow and gusty winds may down trees limbs and power lines.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™