Annual Raptor Migration
Official Outdoor Outfitter
Annual Autumn Hawkwatch: Daily, August 15 - December 15
Spring Migration: Daily, April 1-May 15
- Autumn hawk flights are best on days with northwest wind following a cold front.
- The Daily Count is posted after 6 pm.
- You can hear tomorrow's weather forecast and flight prediction by calling 610-756-6000 x6 after 6 pm.
Please contact Hawk Mountain Sanctuary for questions about our count data or to use this data for scientific research.
Click here to keep up with our LIVE spring count updates and for Hawk Count data graphics!