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Learning Center / Model Parameters / Winter Weather

10:1 Snowfall

Snow total assuming every inch of liquid makes 10 inches of snow.

GFS 10:1 total snowfall map of Missouri and Kansas showing a band of 8 to 12 inches from Kansas City to St. Louis
Total snowfall, 10:1 ratio (in), from the GFS model. Init: Wed 2024-11-20 12z, accumulation through Fri 2024-11-29 12 a.m. CST.

What the map shows

A simple baseline snowfall forecast that is easy to compare.

How to read the colors

Light blues for light snow, darker blues and purples for heavy totals.

Common mistakes

  • Counting sleet and freezing rain as snow in some products.
  • Overestimating snow in warm, wet events.

Key terms

Open in Pivotal Weather