Aurora Borealis in Stouffville
Canada · 43.97°, -79.25° · geomagnetic 53.2° · needs Kp 7
Tonight's aurora forecast for Stouffville
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Stouffville 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.
Get the full 30-night forecast in Revon
Updated 2026-09-08 10:35 UTC
Local aurora guide for Stouffville
Stouffville is at a geomagnetic latitude of 53.2°.
Auroras are typically visible at this latitude during events with a Kp of 7 or higher.
Based on historical data, there are approximately 3.2 nights per year with conditions suitable for aurora viewing.
The best months for aurora viewing in Stouffville are May, August, and September.
These months offer a good overlap between darker skies and the potential for aurora activity.
Stouffville experiences a Bortle 7 sky, indicating significant light pollution.
Darker skies, rated Bortle 4, can be found approximately 59 km north near Ramara Township.
Darker skies, rated Bortle 5, can be found approximately 31 km north near Georgina.
North-north-west of Stouffville, Windsor Lake is a body of water located 6.7 km away.
Further north-north-west, Musselman Lake is another lake situated 7.4 km from Stouffville.
To the north-north-east, Blue Mountain is a mountain 24.4 km away. Stephenson Point, a headland, is 33.5 km north-east, and Platten Island, an island, is 34.7 km north-east.
Between 2015 and 2016, there were 62 verified aurora sightings reported within 300 km of Stouffville.
The period from 2016 to 2026 has recorded several nights with significant geomagnetic activity.
Notable qualifying nights 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 analysis of NOAA planetary Kp · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0) · Aurorasaurus verified positive reports
Know when it is worth going outside
Revon watches the Stouffville forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
Nearby towns
Forecasts for places within reach of Stouffville.