If you planning to travel to Alpine Slide at Magic Mountain, Big Bear Lake, California, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 2:50 PM. The temperature feels like 45.150000000000006 with a humidity level of 60 so dress accordingly. Cloud coverage is 22 percent with visibility at 14.9 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 2 MPH. At the end of the day don’t miss the sunset at 12:44 AM.