It requires a significant solar storm to be bright enough to compete with the ambient glow of a full moon or light pollution. Below is a quick reference for planning your excursion.
Check Tonight's Aurora Forecast and Solar Activity Level
In contrast, urban observers will need to wait for the middle of the night to achieve the necessary darkness to see the full spectacle. The aurora oval—a ring-shaped region around the magnetic poles—is where the lights are most frequent and intense.
Understanding the Science Behind the Lights The core answer to what time for aurora borealis tonight lies not in the clock, but in the relationship between the Earth and the sun. Forecasters look at the Kp-index, which measures the disturbance in the Earth's magnetic field.
Check Tonight's Solar Activity and Aurora Forecast For Best Viewing Times
If the sun is up, or if it is only dusk, the aurora will be washed out, regardless of how powerful the solar storm is. These collisions release energy in the form of light.
More About What time for aurora borealis tonight
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