According to the LA Times:
"This year, instead of seeing about 80 Perseids per hour, the rate could top 150 and even approach 200 meteors per hour," NASA meteor expert Bill Cooke says on Space.com.
The show peaks — the time you are most likely to see the most meteors — early Thursday starting around 10 p.m. (after the moon sets is best) until about 4 a.m. Friday.