I need to get some rest before the 24-hour marathon, so I’m posting this on Friday night instead. Winds have begun to shift from due west to northwest, which is triggering a bit of migration over southern NY and all of New Jersey. Most birds are heading southeast and some can be seen getting pushed […]

Well, that pesky low finally moved northeast enough to let the floodgates swing open again, and swing it did! Here’s the radar from sunset last night through 5:00am this morning. Frames are every 1/2 hour. Click on the thumbnail to view the full-sized animation. Looking at the regional composite you can see that the low […]

In response to the recent attention on Jerseybirds, I figured I’d post a quick note. You can read the original posts here: https://lists.princeton.edu/cgi-bin/wa?A2=ind1010&L=Jerseybi&D=1&T=0&O=D&P=4594 https://lists.princeton.edu/cgi-bin/wa?A2=ind1010&L=Jerseybi&D=1&T=0&O=D&P=5396 and https://lists.princeton.edu/cgi-bin/wa?A2=ind1010&L=Jerseybi&D=1&T=0&O=D&P=6361 To clarify, with some time and effort, radar data can be analyzed to estimate absolute numbers of birds migrating overhead. These values are highly variable under certain weather conditions, […]

Nada. But tomorrow is another story…

By “wheel”, of course, I mean that pesky low. Here’s the radar from sunset last night through 5:00am this morning. Frames are every 1/2 hour. Click on the thumbnail to view the full-sized animation. The low remains parked over the mid-Atlantic and parts of the northeast, bringing a counter-clockwise vortex of wind and rain, and […]