Aurora Borealis in Huntsville

Canada · 45.33°, -79.22° · geomagnetic 54.6° · needs Kp 7

Tonight's aurora forecast for Huntsville

3%

Peak chance of a visible display tonight, from the same model the Revon app runs. Huntsville 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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Updated 2026-09-08 10:35 UTC

Local aurora guide for Huntsville

Huntsville is located at 54.6° geomagnetic latitude. Auroras are typically visible at this latitude during periods of high geomagnetic activity, specifically when the Kp index reaches 7 or higher.

On average, there are about 3.2 nights per year with sufficient geomagnetic activity for aurora viewing in this region. The historical record spans from April 2, 2016, to March 30, 2026.

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

Huntsville experiences a Bortle 4 sky, indicating a relatively dark sky with some light pollution. Areas 10 km south-south-west of Huntsville are also classified as Bortle 4.

The surrounding landscape includes features such as Centreview Island to the west, One Tree Island to the east, and Robinson Lake to the west-north-west. Arrowhead Provincial Park is located to the north-north-east, and Mayflower Lake is to the north.

Geographic features near Huntsville include Centreview Island, located 3.9 km west, and One Tree Island, situated 3.9 km east. Robinson Lake is 4.8 km west-north-west of the town.

Arrowhead Provincial Park lies 5.7 km north-north-east of Huntsville, and Mayflower Lake is 6.3 km north.

Between January 1, 2015, and December 31, 2016, there were 63 verified aurora sightings reported within 300 km of Huntsville. The historical data for viable viewing nights spans from April 2, 2016, to March 30, 2026.

Notable qualifying nights with high Kp values include 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 location dataset · Revon analysis of NOAA planetary Kp · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0) · Aurorasaurus verified positive reports

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Nearby towns

Forecasts for places within reach of Huntsville.