Science

Hawk Mountain Raptor Count

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.

View By Year

View By Day

  • Species Count for 08/31/2014 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Black Vulture 0 5 5 5
  • Turkey Vulture 0 1 1 1
  • Unidentified Vulture 0 0 0 0
  • Osprey 4 54 29 12
  • Bald Eagle 0 28 11 4
  • Northern Harrier 0 3 1 1
  • Sharp-shinned Hawk 0 26 10 6
  • Cooper's Hawk 0 13 7 4
  • Northern Goshawk 0 2 0 2
  • Unidentified Accipiter 0 2 0 1
  • Red-shouldered Hawk 0 1 1 1
  • Broad-winged Hawk 4 188 102 34
  • Red-tailed Hawk 1 30 24 13
  • Rough-legged Hawk 0 0 0 0
  • Unidentified Buteo 0 9 3 4
  • Golden Eagle 0 0 0 0
  • Unidentified Eagle 0 0 0 0
  • American Kestrel 0 32 18 13
  • Merlin 0 2 2 1
  • Peregrine Falcon 0 6 5 3
  • Mississippi Kite 0 0 0 0
  • Unidentified Falcon 0 0 0 0
  • Unidentified Raptor 0 6 5 3
  • Other Raptor 0 0 0 0
  • Total Count: 9 408 224 65
  • Species Count for 08/31/2014 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Comments:

    Black vulture perched on snag in front of lookout; nice wave of warblers (10 species) in the morning.

  • Weather:

    Hazy/Overcast/Mostly cloudy

  • Wind Direction:

    S/SW/W

  • Wind Speed:

    1-7

  • HawkCount.org
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