BOISE,ID (CBS2) — We are in store for a big change in our weather starting tomorrow as rain and snow moves in, with a high of 38 degrees. Snow will start early in the morning, sticking to colder surfaces before switching to rain in lower elevations. Mountain valleys will see 6-12 inches of snow, with higher elevations getting up to 2 feet through the weekend. This is the beginning of a wetter pattern that will last through early next week. A Winter Storm Watch is in effect from Friday through Saturday night…