The pictures below were taken last Sunday, August 11, just three months after a similar show of Northern Lights in May.
I had thought Northern Lights predominantly occur in winter. This really does not make sense though. They are caused by interactions between solar activity and the Earth’s magnetic field and neither of these things change because of the Earth’s seasons.
Northern Lights are undoubtedly more noticeable during the long dark nights of winter. This must be why we typically associate them with wintertime.
There are forecasts that solar activity will be high during the upcoming winter of 2025, which will likely lead to spectacular Northern Light shows.
North MN Outdoors 
How often does it occur and is it predictable to be able to plan to see it?
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The main factor is solar storms that send bursts of ions towards earth. This year the sun is in an active storm cycle so this year should be good in general for Northern Lights. The bursts of ions take a couple days to travel from sun to earth so people can provide forecasts for nights that the Northern Lights will be likely
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