Aurora Borealis in Valley East

Canada · 46.65°, -81.00° · geomagnetic 55.9° · needs Kp 7

Tonight's aurora forecast for Valley East

11%

Peak chance of a visible display tonight, from the same model the Revon app runs. Valley East 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
11%
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Valley East

Valley East is located at 55.9° geomagnetic latitude. Auroras are typically visible at this latitude during geomagnetic storms of Kp 7 or higher.

On average, there are about 3.2 nights per year with conditions suitable for aurora viewing in this region. The data spans from April 2, 2016, to March 30, 2026.

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

Valley East has a Bortle scale rating of 2, indicating very dark skies. Nearby areas, such as 12 km north near Greater Sudbury, also have Bortle 2 ratings.

The horizon features include Onwatin Lake to the north-east, Suez Pit to the east-north-east, and West Bay to the north-east. Further out, High Island and Finley Island are also to the north-east.

Geographic features near Valley East include Onwatin Lake, located 6.0 km north-east. Suez Pit, a lake, is situated 6.5 km east-north-east.

West Bay is a bay located 14.9 km north-east of Valley East. High Island and Finley Island are also located to the north-east, at distances of 15.9 km and 16.5 km respectively.

There have been 31 verified aurora reports within 300 km of Valley East between January 1, 2015, and December 31, 2016.

Notable qualifying nights based on Kp index include March 20, 2026 (Kp 7.0), January 20, 2026 (Kp 7.67), and January 19, 2026 (Kp 8.67). Additional qualifying nights occurred on 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

Know when it is worth going outside

Revon watches the Valley East 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 Valley East.