Aurora Forecast Tonight: Sudbury, Ontario, Canada

Live visibility odds for Sudbury, combining the current geomagnetic Kp index with real local cloud cover, not just one or the other.

About aurora viewing in Sudbury

Sudbury sits further south than Thunder Bay, so it generally needs a stronger storm, but its position well north of Toronto still gives it a real latitude advantage over most of southern Ontario.

Where locals actually go

Lake Laurentian Conservation Area and other green spaces at the city's edge offer a quick escape from downtown light pollution.

Best time of year

Fall and winter nights, once past the region's notoriously cloudy autumn stretch, give the best combination of darkness and clear sky.

Will I see the aurora in Sudbury tonight?

Right now, Sudbury has a 1% chance based on tonight's real conditions: Kp 0.7 and 100% clear skies. Unlikely. This updates live, so check back closer to dark for the most accurate read, especially if the sky is currently cloudy where you are.

A good Kp forecast isn't the whole story. See what else actually determines whether you'll see it →