after daily clarity for navigating each day of the last 4 weeks, I see only unclear waters for predicting the one day of tomorrow's open or tomorrow's close
my 2c for you .. and I have been willing to predict most days since late December as you can see at Glen's board
I would not even put a guess on paper for the Friday open price area or the Friday close value for SPY or SPX
I do think the complete absence of any sizable downside follow-through Tues through Thursday for the $NYA is instructive, but too early to guess when that could change "on a dime"
$NYA is approx 3060 individual issues that actually trade each day in that index (from memory):
* note to you below this chart *
I will not be around much until October 1, 2018 at the forums - all my public interpretation of charts will be focused at this one chart collection for my own personal record keeping, and is available to the public ... all the charts are "live" when you refresh your browser though the first few charts are only end of day updates: