If you are looking to get away from the gray skies of Western Washington and soak up some vitamin D, you can certainly choose worse than Potholes State Park in Grant County just over the Cascades in Central Washington.
Hiking
Hiking Sylvester Lake in February 2019
One of my favorite methods for finding hidden hikes is to use Google Maps terrain view. You can scour all over the state finding lakes and peaks or even waterfalls (although they don’t show up on the map as well). Last summer, I was doing exactly that and came across a lake called Sylvester Lake.