Blizzard Warning: Heavy snow and strong winds will produce a blinding snow, near zero visibility, deep drifts and life-threatening wind chill. Freezing rain: Rain that freezes when it hits the ground, creating a coating of ice on roads and walkways. Frost/Freeze Warning: Below freezing temperatures are expected. Sleet: Rain that turns to ice pellets before reaching the ground. Sleet also causes roads to freeze and become slippery. Winter Storm Warning: Severe winter conditions have begun or will begin very soon. Winter Storm Watch: Severe weather such as heavy snow or ice is possible in the next day or two. Winter Weather Advisory: Cold, ice and snow are expected.