Solar Storm July 2024 Map. The center issued a strong geomagnetic storm watch, known as a g3 — the third highest level out of five — for july 29 to july 31. The center issued a strong geomagnetic storm watch, known as a g3 — the third highest level out of five — for july 29 to july 31.

Where the northern lights could be visible. Northern lights could be visible over some northern and upper midwest states on july 24.