Data released Friday showed 114,000 jobs were created last month, far below a Dow Jones estimate of 185,000.
The S & P 500, accounting for Monday's expected losses, will be down around 9% from its recent high.
She sees support emerging for the S & P 500 around the 5,000 level, or another 6.5% from here.
If market conditions get very dire in the meantime, there is a chance the Federal Reserve could step in, investors hope.
"The fed funds rate right now should be somewhere between 3.5% and 4%," he said .
Persons:
Dow Jones, Katie Stockton, There's, Stockton, CNBC's, Jeremy Siegel, They've
Organizations:
Nikkei, Federal, Wharton
Locations:
Japan, U.S