Winter Weather Advisory issued October 9 at 11:29AM MDT until October 12 at 6:00AM MDT by NWS Great Falls MT
Official severe-weather alerts, warning areas, and disaster updates.
stale · active · official-source
* WHAT...Heavy wet snow possible. Total snow accumulations between 4 and 8 inches, with isolated amounts up to 12 inches above 8000 feet. Snow accumulation in the West Yellowstone area and valleys near the Idaho border of up to 2 inches. Winds could gust as high as 45 mph. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...From 6 PM Saturday to 6 AM MDT Monday. * IMPACTS...Travel could be difficult. Gusty winds combined with the wet and heavy nature of the snow could bring down tree branches. Isolated power outages are possible. * ADDITIONAL DETAILS...Snowfall amounts will vary drastically from grassy surfaces to roadways, most notably at lower elevations, with accumulations on non-grassy surfaces being confined mainly to between the evening through late morning hours. Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- Event time
- Source last updated
- Retrieved by TradePilot
- Provider
- NWS — active weather alerts (Storm)
- Location
- MT, US
- Severity
- Moderate
- area
- Gallatin and Madison County Mountains and Centennial Mountains
- event
- Winter Weather Advisory
- onset
- 2026-10-10T18:00:00-06:00
- states
- ["MT"]
- urgency
- Expected
- certainty
- Likely
- effective
- 2026-10-09T11:29:00-06:00
- message id
- urn:oid:2.49.0.1.840.0.63d055c6b8522eab4f914c4a776454fb26ce1d04.008.2
- references
- []
- instruction
- Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- message type
- Alert
- freshness minutes
- 60
Source use policy · US government work (17 U.S.C. 105)
Update history (1 recent revisions)
Planning home repairs or improvements?
Request a quote through DoorPlace USA. Service availability varies by location; some local services may be handled by independent contractors. Requests are reviewed before any provider is selected.
Request a quoteReport a correction · Related news · Fire information · Clips