Aurora Borealis in Mount Pearl

Canada · 47.52°, -52.78° · geomagnetic 56.2° · needs Kp 7

Tonight's aurora forecast for Mount Pearl

17%

Peak chance of a visible display tonight, from the same model the Revon app runs. Mount Pearl 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
17%
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06

Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Mount Pearl

Mount Pearl generally needs planetary Kp 7 before the aurora borealis reaches the local sky. Historical Kp and darkness data produce about 3.2 viable nights a year across 10.0 years of records.

The strongest historical overlap of darkness and activity occurs in May, September and August.

The central sky is approximately Bortle 6. The supplied darker-sky reference is 21 km east at Bortle 3.

Sources: Revon analysis of NOAA planetary Kp · Solar declination and hour-angle calculation · Falchi 2016 World Atlas of artificial night sky brightness

Know when it is worth going outside

Revon watches the Mount Pearl 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 Mount Pearl.