The full standing are at located at
http://frc-districtrankings.usfirst.org/PNW
There are 38 teams with 35 district points or more that still have one more event; so any predictions at his point are going to be a very rough guess at best.
In the end, somewhere near 70 district points is probably the threshold.
The current top 18 and the District Chairmen's Award Winners (below) are the only sure thing at this point
1540 Oregon City
2557 Auburn Mountainview
2930 Glacier Peak
4125 West Valley
2930 Glacier Peak
3574 Wilsonville
2980 Mount Vernon