Weather Washington Cascades- Extended Outlook

For the period 12-2-2018 to 12-7-2018 forecast models are showing an upper level  ridge of high pressure that builds. So we can expect below normal temperatures and mountain snow. Then after that the forecast picture is somewhat uncertain. Some models suggest continued cool temperatures with increase chances of mountain snow. We will see what transpires.

500 mb (18,000') for 12-5-2018 shows a strong ridge