Aurora Borealis in North Bay

Canada · 46.32°, -79.47° · geomagnetic 55.6° · needs Kp 7

Tonight's aurora forecast for North Bay

8%

Peak chance of a visible display tonight, from the same model the Revon app runs. North Bay needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 5.0. Short of the threshold, which is what most nights look like here.

Tonight Tue 08 Sep
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for North Bay

North Bay is located at 55.6° geomagnetic latitude. Auroras are typically visible at this latitude during periods of high geomagnetic activity, specifically when the Kp index reaches 7.

On average, there are about 3.2 nights per year in North Bay where conditions are suitable for aurora viewing, based on historical geomagnetic data from 2016 to 2026.

The best months for aurora viewing in North Bay are May, August, and September. These months offer a good balance of darkness and potential aurora activity.

North Bay experiences a Bortle 5 sky, indicating moderate light pollution. However, darker skies, classified as Bortle 2, can be found approximately 18 km east-south-east near East Ferris Township.

Areas with Bortle 5 conditions are also present about 8 km south-south-west near Unorganized North Nipissing.

Notable features around North Bay include Thibeault Hill, Yellek Point, Camelot Lake, Cedar Island, and Dellview Island.

Thibeault Hill, located 3.7 km north of North Bay, offers a vantage point.

Yellek Point, a headland situated 3.8 km west of North Bay, is another nearby feature.

Camelot Lake, a lake 4.5 km east of North Bay, and islands such as Cedar Island and Dellview Island, both 5.1 km east of North Bay, are also noted geographic features.

Between 2016 and 2026, North Bay experienced approximately 3.2 nights per year with sufficient geomagnetic activity for aurora viewing.

Historical records show qualifying aurora nights occurred on March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), January 19, 2026 (Kp 8.67), November 12, 2025 (Kp 7.33), and November 11, 2025 (Kp 8.67).

Sources: Revon analysis of NOAA planetary Kp · Revon location dataset · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0)

Know when it is worth going outside

Revon watches the North Bay forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.

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Nearby towns

Forecasts for places within reach of North Bay.