Aurora Forecast and Visibility
When and Where to See the Northern and Southern Lights
This page provides a short-term forecast of the aurora's location and intensity based on the OVATION model, offering predictions 30 to 90 minutes in advance. Note that the aurora will not be visible during daylight hours, but it can often be observed within an hour before sunrise or after sunset.
The two maps on the page show the aurora's visibility for tonight and tomorrow night. The brightness and location of the aurora are typically represented as a green oval.
Recent Aurora Sighting in Northern California
On Thursday, Northern Californians were treated to a spectacular view of the aurora borealis, or northern lights, due to a severe geomagnetic storm. This rare occurrence was visible as far south as San Francisco and the Santa Cruz Mountains.
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