Winter Storm Warning issued October 12 at 2:34AM MDT until October 12 at 6:00AM MDT by NWS Great Falls MT
Official severe-weather alerts, warning areas, and disaster updates.
expired · active · official-source
* WHAT...Heavy snow. Additional snow accumulations up to one inch. * WHERE...Portions of central and north central Montana. * WHEN...Until 6 AM MDT early this morning. * IMPACTS...Plan on slippery road conditions. If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- Event time
- Source last updated
- Current version retrieved
- Provider
- NWS — active weather alerts (Storm)
- Location
- MT, US
- Severity
- Severe
- area
- East Glacier Park Region; Northern High Plains; Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains
- event
- Winter Storm Warning
- onset
- 2026-10-12T02:34:00-06:00
- states
- ["MT"]
- urgency
- Expected
- certainty
- Likely
- effective
- 2026-10-12T02:34:00-06:00
- message id
- urn:oid:2.49.0.1.840.0.05f82dd38bc2bd21fb36c1f307930e1a4bddd90f.003.1
- references
- ["urn:oid:2.49.0.1.840.0.c6bb822649d9a5d29d7e123d0a52302a0a26b5d3.001.1"]
- instruction
- If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
- message type
- Update
- location basis
- Approximate: centers of the NWS zones listed in the alert
- freshness minutes
- 60
Source use policy · US government work (17 U.S.C. 105)
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Update history (1 recent revisions)
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