Hoping to see the northern lights near Iowa? That chance this week had faded away.
Northern lights dance across the night sky Clear skies allowed an aurora borealis to shimmer green hues across the northern sky in numerous locatio...
Northern lights dance across the night sky Clear skies allowed an aurora borealis to shimmer green hues across the northern sky in numerous locations overnight April 23 into April 24. The natural phenomenon that is the northern lights, also known as the aurora borealis , was expected to appear over 17 U.S. states on Thursday. But, forecast updates are now showing a low likelihood of that happening. The colorful lights are usually caused by solar winds coming from the sun and Earth's magnetic field, according to the National Oceanic and Atmospheric Administration's Space Weather Prediction Center .