Blizzard Describes winds over 35 mph with snow and blowing snow reducing visibility to near zero. Blowing snow Is wind-driven snow that reduces visibility and causes significant drifting. Snow advisory Is issued when three to six inches are expected in a 12 hour period. Describes light snow falling for a short duration. No accumulation or light dusting is all that is expected.
Snow showers Indicates snow falling at varying intensities for brief periods of time.
Some accumulation is possible. Snow squalls Brief, intense snow showers accompanied by strong, gusty winds. Accumulation may be significant. Snow squalls are best know in the Great Lakes region. Sleet Describes rain drops that freeze into ice pellets before reaching the ground.