* WHAT...Snow expected. Total snow accumulations of 6 to 12 inches.
* WHERE...Cascades of Pierce and Lewis Counties.
* WHEN...From 5 PM Tuesday to 5 PM PDT Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.
* ADDITIONAL DETAILS...Snowfall amounts will be heaviest above 4000 feet.