Evanescent crowns bursting with hues of yellow and blue were captured on National Weather Service radar this week in South Florida as flocks of birds took to the air at first light.
The so-called “roost rings,” which resemble the random eruptions of a grand finale fireworks show, were captured by meteorologists in the Miami office of the NWS on one of the most powerful weather-detection machines in the world, the WSR-88D radar.
Meteorologist Sammy Hadi said it’s not unusual to see the roost rings on radar, especially this time of year when birds may be leaving wintertime homes to migrate north. The astronomical first day of spring is March 20, but meteorological spring began March 1…