Lexington, Massachusetts, USA
Issued by the National Weather Service - Missoula, MT
Areas Affected: Bitterroot/Sapphire Mountains; Potomac/Seeley Lake Region
Urgency: Unknown
Severity: Unknown
Certainty: Unknown
Alert Sent: Thursday 7:19am MDT
Alert Effective: Thursday 7:19am MDT
Alert Expires: Friday 7:00am MDT
Event Onset: Thursday 7:19am MDT
Issued by: NWS Missoula MT
AVWMSO The following message is transmitted at the request of West Central Montana Avalanche Center Missoula MT. ...AVALANCHE WARNING ISSUED BY THE WEST CENTRAL MONTANA AVALANCHE CENTER... 08:00 MDT Thu Mar 12 2026 The West Central Montana Avalanche Center in Missoula has issued a BACKCOUNTRY AVALANCHE WARNING for the following areas: NWS Missoula MT - MTZ006 (MTZ006)...MTZ043 (MTZ043) * WHAT...A large winter storm with 1-3 feet of new snow and strong wind is impacting the area. * WHERE...The Bitterroot Mountains from Lost Trail Pass to Lolo Pass, the Rattlesnake mountains, and the mountains above Seeley Lake. * WHEN...In effect from Thu 08:00 MDT to Fri 06:00 MDT. * IMPACTS...Snow and strong wind has increased the avalanche danger to HIGH. Large natural and human-triggered avalanches are likely. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions. Travel in avalanche terrain is not recommended. Avalanches may run long distances and can run into mature forests, valley floors, or flat terrain. Consult https://missoulaavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
ID: urn:oid:2.49.0.1.840.0.0d9bb2f4a24b80501249f7a854e24cf4320d6baf.001.1 Codes: MTZ006, MTZ043 Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.0d9bb2f4a24b80501249f7a854e24cf4320d6baf.001.1