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BOOM! There they go again! Heavy migration behind the latest fronts from the Mid-Atlantic to the West Coast. The heaviest migration was smack dab in the middle of the country, owing to the great movements of birds out of the Upper Midwest over the last few nights. Migration was lighter south of the fronts, and…

Check out the three fronts stacked up across the Midwest! And between each cookie layer there’s a heaping filling of sweet migrant goodness. Migration was heaviest across the Upper Midwest and down through the Central U.S. with only the Northeastern U.S. neglected due to poor conditions last night. That will change as these fronts move…

cold front draped across the country from Nevada to the Ottawa, Canada marked the southern boundary of moderate to heavy migration down into the midsection of the U.S. this morning. High pressure over the Southeastern U.S. also allowed birds to move south but migration densities were much more diffuse. Migration was also evident across the…

Conditions across the U.S. continue to favor nocturnal migration in all but a few locales. A frontal system draped across the Atlantic did cut off Peninsular Florida from the bulk of incoming migrants, but otherwise birds were moving in moderate to high densities from New England to Texas, and from Arizona to the Pacific Northwest.…