Bird Migration Forecasts in Real-Time

When, where, and how far will birds migrate? Our migration forecasts will answer these questions for the first time.

Regional Migration Forecast: 21-28 October 2016

Favorable migration conditions in the West will be localized and mostly occur at the end of the forecast period, when light to moderate movements, mostly in the northern reaches of the region, will feature Green-winged Teal, Northern Pintail, American Wigeon, Ring-necked Duck, Lesser Scaup, Eared Grebe, Western Grebe, Red-tailed Hawk, Hermit Thrush, Varied Thrush and American Pipit; meanwhile, the East will see a major frontal passage and arrival of cooler air that will usher moderate to very heavy movements to the region that feature Ruddy Duck, Common Loon, Double-crested Cormorant, Northern Harrier, Sandhill Crane, Belted Kingfisher, American Kestrel, House Wren, Fox Sparrow, Dark-eyed Junco, Pine Siskin, and Purple Finch.

Regional Migration Forecast: 14-21 October 2016

Favorable migration conditions do not arrive in the West until mid period, bringing light to moderate flights of Redhead, Ruddy Duck, Red-tailed Hawk, Northern Flicker, Hermit Thrush, Yellow-rumped Warbler, Western Meadowlark, Fox Sparrow, Golden-crowned Sparrow, and Dark-eyed Junco, while a warming trend in the East yields to more typical fall conditions featuring moderate to heavy movements of Pied-billed Grebe, Franklin's Gull, Northern Flicker, American Kestrel, Eastern Bluebird, Ruby-crowned Kinglet, Red-winged Blackbird, White-throated Sparrow, and Dark-eyed Junco.

Regional Migration Analysis: 7-14 October 2016

Locally light and moderate flights featuring Cackling Goose, Common Loon, Pacific Loon, White-winged Scoter, Ferruginous Hawk, Dunlin, Merlin, White-throated Sparrow, Golden-crowned Sparrow, and Fox Sparrow punctuated the migration scene in the West during this period, while an early and late pulse of moderate and heavy movements featuring Pied-billed Grebe, Black Vulture, Northern Harrier, Yellow-bellied Sapsucker, American Pipit, Marsh Wren, Orange-crowned Warbler, White-crowned Sparrow, Nelson's Sparrow, Le Conte's Sparrow, and Dark-eyed Junco graced the East.

Regional Migration Forecast: 30 September – 8 October 2016

Favorable conditions for migration come to the West from Sunday to Thursday bringing light to moderate flights of Eared Grebe, Cooper's Hawk, Red-tailed Hawk, Say's Phoebe, Yellow-rumped Warbler, Western Meadowlark, Golden-crowned Sparrow, White-crowned Sparrow, and Fox Sparrow, while a patchwork of favorable and unfavorable conditions for migration including the arrival of a tropical system bring similarly patchy moderate to heavy movements featuring Pied-billed Grebe, Franklin's Gull, Northern Flicker, Eastern Phoebe, Gray Catbird, Ruby-crowned Kinglet, Nashville Warbler, and Lincoln's Sparrow to the East.

Regional Migration Analysis: 23-30 September 2016

Widespread light to moderate movements dominated the first half of the forecast period in the West and featured Cackling Goose, Greater White-fronted Goose, Dunlin, Varied Thrush, Hermit Thrush, American Pipit, Yellow-rumped Warbler and Palm Warbler, Golden-crowned Sparrow, while pulses of moderate to very heavy flights graced the East and featured Pied-billed Grebe, Yellow-bellied Sapsucker, Ruby-crowned Kinglet, Golden-crowned Kinglet, Sprague's Pipit, Orange-crowned Warbler, Rusty Blackbird, Brewer's Blackbird, White-throated Sparrow, White-crowned Sparrow, and Dark-eyed Junco.

Migration Event, 26-27 September 2016: Mortality at and near the Sewanee Memorial War Cross

Team BirdCast would like to highlight one of the more unfortunate aspects of the study of nocturnal bird migration. Bird mortality at and near areas of strong artificial illumination has been well documented at numerous locations around the world with the spread of electricity and associated technologies since the mid to late 19th century. We call your attention to […]

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