Wednesday, March 4, 2009
AURORA WATCH: On March 3rd at 1:49 am, Alaska time, photographer Amara Eren stöd Shiver in the minus 20-degree air at Chena Hot Springs outside Fairbanks. "It was bitterly cold - even without the wind," she says. But, oh, what a view:
Photo details: Nikon D3, f / 4, ISO 400, 75 second exposure.
The display was caused by a minor solar wind stream buffet Earth's magnetic field. The solar wind is expected to Intensifying (a little) during the next 24 hours, and NOAA Forecasters estimate a 20% chance of high-latitude Geomagnetic activity. Arctic sky watchers should remain alert for auroras.