Tuesday: PPI

From Matthew Graham at Mortgage News Daily: Mortgage Rates Effectively Unchanged to Begin New Week

Today was completely different than the previous Monday in that it was a normal, boring day with essentially no change in mortgage rates over the weekend.
...
This could change in the coming days as important new economic reports are released. Wednesday's Consumer Price Index (CPI) is the biggest deal, but tomorrow's Producer Price Index (PPI) could play a supporting role. [30 year fixed 6.55%]
emphasis added

Tuesday:
• At 6:00 AM ET, NFIB Small Business Optimism Index for July.

8:30 AM, The Producer Price Index for July from the BLS. The consensus is for a 0.2% increase in PPI, and a 0.2% increase in core PPI.