Where can I?
Where can I ski, snowshoe, skijor, play in the snow, take my dog and sled? Everything you need to know (just about) is on this website. Click on the "Activities" tab above and select from the drop down menu and read up!
Another excellent source of information is the Cle Elum Ranger District in Cle Elum, or the USFS info center open on weekends up by Summit West.
The I-90 corridor up on Snoqualmie Pass is a veeeery busy place in the winter. Please practice "Leave No Trace", and "Pack it Out".