April 9, 2013A spring overshoot discussion, continued, again . . .Last week, Team BirdCast forecast that conditions looked favorable for spring overshoot migrants to occur in areas far to the north of their expected seasonal range. Here, we provide some additional discussion and speculation for what actually transpired. After a frontal…
- April 8, 2013Amended 14 April 2013 – Upper Midwest and Northeast – Swallow-tailed Kite Alert: 8 April 2013
With warm air prevailing across the region, sky watchers should plan to spend a little time looking for Swallow-tailed Kites. April is traditionally a good month to find a wandering individual or two of this southern species in locations far…
- April 5, 2013Regional Migration Forecast: 5 April – 12 April 2013
Continental Summary: A warm up forecast for the East brings a flood of new arrivals during the week and a chance for more fallouts along the Gulf Coast, as much of the West continues to experience typical spring arrivals. See…
- April 5, 2013Regional Migration Analysis: 30 March – 5 April 2013
Continental Summary: Numerous species were on the move in the West this week where light and moderate movements occurred in many areas, whereas hints of the opening of the flood gates to come appeared in several fallouts and some locally…
- April 4, 2013A spring overshoot discussion . . . continued.
Several weeks ago, Team BirdCast highlighted a set of conditions for spring overshoot migrants, or “slingshot” migrants, to occur substantially farther north of their intended and seasonally appropriate destinations. We see potential for such conditions over the coming 24-48 hours,…
- March 29, 2013Regional Migration Forecast: 30 March – 5 April 2013
Continental Summary: This week’s migration forecast features an opening of some flood gates for migrant arrivals in the Eastern and Central US, while new arrivals continue to move across many areas of the West. West Mostly favorable conditions bring a…
- March 29, 2013Regional Migration Analysis: 22-30 March 2013
Wilson’s Warbler was on the move in portions of the West and Gulf Coast and Southeast this past week. This bird was photographed by Brian Sullivan. West Scattered light movements began the period, particularly in the California and portions of…
- March 22, 2013Regional Migration Forecast: 22-30 March 2013
Continental Summary: This week’s migration forecast features the arrival of a strong high pressure center over the US, which will shut down migration as it approaches and builds, several disturbances that may spawn fallouts, and the potential for some European…
- March 22, 2013Regional Migration Analysis: 15-22 March 2013
Spring migration continues to ramp up slowly, and early migrants such as Western Kingbird began appearing in numbers during the past week. This individual was photographed on 16 April 2007 by Brian Sullivan. West Scattered light migration occurred in several…
- March 18, 2013Eastern Promises: Update 18 March 2013
We continue to track the Eastern promises that we highlighted in December, as this past weekend provided yet another tantalizing example of the potential fruits of such promises. A Fieldfare was discovered in Carlisle, MA and seen and photographed by…
- March 15, 2013Regional Migration Forecast: 15-22 March 2013
Continental Summary This week’s migration forecast highlights favorable conditions for migrant arrivals in the Gulf Coast region and unfavorable conditions for migrants to advance into much of the West, Great Plains and Upper Midwest and Northeast because of late winter-early…
- March 15, 2013Regional Migration Analysis: 8-14 March 2013
West Scattered light migration was apparent in some areas of the West, particularly on Wednesday and Thursday nights. The image below, from Thursday evening 14 March 2013, shows light movements in California and portions of the Desert Southwest. Some of…
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BirdCast is made possible by the participating scientists at the below institutions, and many other contributors.
