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Winter Storm Watch issued October 8 at 11:48PM MDT until October 11 at 6:00PM MDT by NWS Great Falls MT

Latest captured source record. This is an archive, not a current warning service.

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First tracked
2026-10-09 17:11:48.776Z
Last seen in a feed
2026-10-09 17:11:48.776Z
Source classification
Severe · Source update
Issuer / area
NWS Great Falls MT · Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains
Certainty / urgency
Possible / Future
Message expiry (not hazard end)
2026-10-10T00:15:00.000Z
Forecast onset / end
2026-10-10T18:00:00.000Z / 2026-10-12T00:00:00.000Z

Winter Storm Watch · Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains. Severe; possible; urgency: future.

Archived official description

* WHAT...Heavy wet snow possible. Total snow accumulations up to 9 inches below 6000 feet and between 8 to 12 inches above 6000 feet. Winds could gust as high as 45 mph. * WHERE...Gates of the Mountains, Upper Blackfoot and MacDonald Pass, Southern High Plains, and Southern Rocky Mountain Front. * WHEN...From Saturday afternoon through Sunday afternoon. * 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. * ADDITIONAL DETAILS...A snow band may develop across portions of Central Montana leading to locally higher snowfall rates and amounts.

Instructions in this archived message

Monitor the latest forecasts for updates on this situation.

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How the record changed

Only changes captured by this journal are listed; this is not the authority’s complete history. Timestamps distinguish publication from our capture. Missing messages are never treated as cancellations.

  1. baseline · Captured 2026-10-09 17:11:48.776Z

    Winter Storm Watch issued October 8 at 11:48PM MDT until October 11 at 6:00PM MDT by NWS Great Falls MT

    Winter Storm Watch · Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains. Severe; possible; urgency: future.

    Source issued/updated 2026-10-09T05:48:00.000Z · Source update

    Source for this capture ↗