Mon Jan 19 16:00:00 UTC 2026: # Montana Braces for Winter Storms: Understanding Blizzard vs. Snow Squall

The Story:

Western Montana is preparing for a winter season potentially marked by blizzards and snow squalls. A recent report highlights the differences between these two types of winter storms, emphasizing the dangers they pose to drivers. While both involve snow and reduced visibility, blizzards are characterized by prolonged periods of low visibility (less than a quarter mile) and sustained winds (at least 35 mph) for at least three hours. Snow squalls, on the other hand, are short-lived but intense bursts of heavy snow and strong winds that can cause sudden whiteout conditions and flash freezes. The article urges caution and advises against travel during warnings, recommending pulling over safely if caught in such conditions.

Key Points:

  • Blizzards are defined by sustained winds of at least 35 mph and visibility of a quarter mile or less for at least three hours.
  • Snow squalls are short-duration, intense bursts of heavy snow and strong wind, leading to whiteout conditions.
  • Snow squall warnings were officially designated by the National Weather Service in 2018.
  • Stopping distance for a car traveling at 40 mph is significantly increased on snowy and icy roads (nearly 5 times the distance for snow and ice).
  • Travel is strongly discouraged during both blizzard and snow squall warnings.

Key Takeaways:

  • Montana residents need to understand the difference between blizzards and snow squalls to assess risks and make informed decisions.
  • The sudden onset of snow squalls presents a particularly dangerous hazard for drivers.
  • Preparedness, including downloading weather apps and avoiding travel during warnings, is crucial for safety during the winter season.
  • Stopping distances are drastically increased on snow and ice, requiring extreme caution while driving.
  • Awareness campaigns are essential to educate the public about snow squalls and their potential impacts.

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