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Pulses of more provincial movements that begin the weekend contrast the widespread movements that will end the period in the West, while the opposite pattern of movements occurs in the East. Species on the move this week will include American…

Light to moderate movements were widespread across the West this week, while . Species on the move this week included American Wigeon, Broad-winged Hawk, Black-billed Cuckoo, Pacific-slope Flycatcher, Eastern Wood-Pewee, Red-eyed Vireo, Ruby-crowned Kinglet, American Redstart, Blackpoll, Tennessee, Chestnut-sided and…

Mid to late week favorable conditions will bring light to moderate movements to many portions of the West, while frontal passages bring an early and late week pulse of moderate to heavy movements through the East. Species on the move…

Several nights of moderate movements highlighted migration in the West as did a pulse of moderate to locally heavy movements in the East this week. Species on the move this week included Green-winged and Blue-winged Teal, American Golden-Plover, Buff-breasted Sandpiper,…

An early period patchwork of favorable and unfavorable conditions sees light to moderate movements scattered across the continent, primarily in the West, until a more organized and substantial end of the week frontal passage sees moderate to heavy movements in…

Scattered movements in the West were mostly light to moderate in intensity, in contrast to more widespread moderate and isolated heavy movements in the East. Species on the move this week included Baird’s Sandpiper, Common Nighthawk, Pacific-slope Flycatcher, Great Crested Flycatcher,…

Light to moderate movements, primarily in the Pacific Northwest, highlight the period in the West, while the first organized frontal boundary does not bring compelling and more regional scale movements in the East until the end of the week. Species…

Scattered light to moderate movements across the West and pulses of moderate movements in the northern Plains and Northeast highlight migration across the continent this past week. Species on the move this week included Green-winged Teal, Blue-winged Teal, Northern Pintail….

A patchwork of marginal and locally favorable conditions bring scattered light to moderate movements across the continent this week. Species on the move this week will include Green-winged Teal, Black-bellied Plover, Solitary Sandpiper, Upland Sandpiper, Least Sandpiper, Olive-sided Flycatcher, Yellow-bellied…

Locally light to moderate movements in the West over the weekend and a pulse of more widespread light to moderate movements from the Great Plains through the Southeast to begin the work week were the primary migration highlights on radar…

Late week changes in the West bring favorable conditions and extensive light to moderate movements for the Pacific Northwest through the Rockies, while a frontal boundary brings widespread moderate movements through the Great Plains into the east by mid to…

Although many species in the US and Canada have been on the move for the past month or more, BirdCast begins its seasonal regional migration forecast and analysis series. Please check visit us frequently to see updated weekly posts about…