Aurora Borealis in Sandviken

Sweden · 60.62°, 16.77° · geomagnetic 59.4° · needs Kp 5

Tonight's aurora forecast for Sandviken

52%

Peak chance of a visible display tonight, from the same model the Revon app runs. Sandviken needs Kp 5 to see anything at all, and tonight the forecast peaks at Kp 4.8. 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 Sandviken

Sandviken is located at 59.4° geomagnetic latitude. Auroras are typically visible when the planetary Kp index reaches 5 or higher.

Based on historical data, there are approximately 20.4 viable nights per year for aurora viewing in this region. The record span for this data is from 2016 to 2026.

The best months for aurora viewing in Sandviken are September, March, and October. During these months, the nights are typically dark enough to observe the aurora.

However, from May through August, Sandviken experiences periods without full darkness, which can significantly reduce the chances of seeing the aurora even if conditions are favorable.

Sandviken has a Bortle scale rating of 7, indicating significant light pollution. Areas with lower Bortle ratings offer darker skies.

Darker sky areas can be found nearby, with Bortle 4 conditions approximately 30 km east-north-east near Gävle kommun, and Bortle 5 conditions about 15 km north near Sandvikens kommun.

The local horizon features include Ginsjön lake to the west-north-west, Lillsjön lake to the north, Digerön island to the north-east, and hills such as Häkenberget and Alberget to the west-north-west.

Geographic features near Sandviken include Ginsjön, a lake located 8.2 km west-north-west. Lillsjön, another lake, is situated 9.4 km north.

Further afield, Digerön is an island 10.3 km north-north-east. Hills such as Häkenberget and Alberget are also present, located 11.5 km and 14.1 km west-north-west respectively.

There have been 81 verified aurora reports within 300 km of Sandviken between January 2015 and December 2016.

The data also includes specific qualifying nights based on Kp index values. Examples include March 24, 2026, at Kp 5.0; March 23, 2026, at Kp 5.0; March 22, 2026, at Kp 6.67; March 21, 2026, at Kp 6.0; and March 20, 2026, at Kp 7.0.

Sources: Revon location dataset · Revon analysis of NOAA planetary Kp · Solar declination and hour-angle calculation · Falchi 2016 World Atlas of artificial night sky brightness · GeoNames (CC BY 4.0) · Aurorasaurus verified positive reports

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Revon watches the Sandviken 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 Sandviken.