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Birds up into the Midwest once again!
National Overview The migration superhighway is beginning to open up once again, at least for the Central and Mississippi Flyways. Heavy migration was evident again over Texas and western Louisiana with moderate migration extending all the way up into the North Woods of Wisconsin and Minnesota. North winds over the northeastern US appear to have […]
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More migration restricted to the southern tier and coastal New England
National Overview Was, rinse and repeat yesterday’s synopsis, as the same weather systems are slowly creeping eastward. With a mixed stationary and cold front draped across middle America were seeing moderate to heavy migration up through Texas, the Gulf Coast and Florida and only a small background flight of birds up along the New England […]
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Migration restricted to southern U.S. and along East Coast
National Overview A stationary front draped west to east across middle America formed the northern boundary of significant migration last night, with heavy movement over Texas, Louisiana and Florida evident. Northwest winds aloft, across much of the rest of the country east of the Rockies, appears to have kept birds on the ground or restricted […]
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The zone of migration shifts east
National Overview A frontal boundary extending from West Texas to Lake Michigan imposed the western boundary of nocturnal migration last night, while high pressure over eastern Canada kept birds down over the northeastern U.S. This combination of synoptic weather resulted in the image you see below, where migration was concentrated along the southern coastal states […]
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More birds push up the Central Flyway
 National Overview A cold front approaching from the west resulted in southerly flow across the Central Flyway last night, triggering heavy migration from South Texas to the Boundary Waters of Minnesota. In contrast, high pressure over the eastern Great Lakes set up northerly winds over most of the east last night, shutting down migration allowing […]