u can ALSO ADD the #ES_F spread of tonight (34.50) / PRE-market for tomorrow to the DAY HIGH --now 3055.88
+ 34.50
= 3090.38 area 
ALSO...
can add/- today's #ES_F spread :
3128.12 - 3020
= 108.12 to either the PRE-market low/high
ALSO...
can add/- today's $SPX spread 2 PRE-#es_F https://t.co/RPQxd3Vs9M