We've got three days in the 80s in the 7-day forecast: Saturday, Tuesday and Wednesday. Weak ridges of high pressure build in on those days between the cooler/wetter systems Sunday and potentially Thursday. 90 and even 80-degree days start to become rare after the middle of September, but we have seen temperatures as hot as 90 degrees as late as October 5 (that happened in 1980). September is typically a mixture of warm/sunny and cool/cloudy for us in Portland, and this next week is a good refle