By Rod Hill on 2010-10-23
Here is your update to this weekend's weather: High confidence that once the rain starts this evening, it will become heavy at times into Sunday morning. Rain totals could reach an inch or more. Winds southwest 15-35 mph will be breezy Saturday night through the day Sunday. Gusts of 40 will be possible as the front passes Portland Sunday morning. Likely rain will continue through the day Monday. High Wind Warning issued for the coast Saturday evening through early Sunday. Possible wind gusts near 60 mph. A strong jet core continues to show up in the modeling, which will fuel the heavy rain. Coast amounts could exceed 3.00 inches.
Snow levels will likely be near 6,000 feet or higher Saturday and Sunday morning. Behind the cold front, Sunday afternoon snow levels will fall to near pass level at 4500 feet and to 4,000 feet by Monday morning. Sunday and Monday will likely produce the first snow of the season at Timberline Lodge and most Cascade passes. Winter travel should be expected Sunday afternoon and into the day Tuesday. Snow amounts near and above 5,000' Sunday evening through Monday could be 12-20 inches! Government Camp depending on temperature will see 4-8" Sunday overnight, through the day Monday.
PDX Average 1st Freeze