Aurora Borealis in Glostrup

Denmark · 55.67°, 12.40° · geomagnetic 55.4° · needs Kp 7

Tonight's aurora forecast for Glostrup

5%

Peak chance of a visible display tonight, from the same model the Revon app runs. Glostrup needs Kp 7 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
5%
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Get the full 30-night forecast in Revon

Updated 2026-09-08 10:35 UTC

Local aurora guide for Glostrup

Glostrup is located at 55.4° geomagnetic latitude. Auroras are typically visible at this latitude when the Kp index reaches 7.

On average, there are about 2.5 nights per year where conditions are suitable for aurora viewing in Glostrup. The historical record spans from April 2, 2016, to March 30, 2026.

The best months for aurora viewing in Glostrup are September, November, and August. During these months, the nights are long enough for potential aurora displays.

However, from May to July, Glostrup experiences periods without full darkness, which can impact viewing opportunities.

Glostrup has a Bortle scale rating of 6, indicating moderate light pollution. Areas with darker skies, such as near Gribskov Municipality (Bortle 5) or Holbæk Municipality (Bortle 4), are further away.

Local terrain features include Valhøj, a hill 3.5 km east-north-east of Glostrup. Other nearby features include Damhussøen lake, Lindevangsparken park, Søndermarken park, and Sankt Jørgens Sø lake.

Valhøj is a hill located 3.5 km east-north-east of Glostrup. Damhussøen, a lake, is situated 4.7 km east-north-east.

Further east-north-east is Lindevangsparken, a park 6.9 km away. Søndermarken park is 7.6 km east, and Sankt Jørgens Sø lake is 9.7 km east of Glostrup.

There have been 6 verified aurora reports within 300 km of Glostrup between January 1, 2015, and December 31, 2016.

Based on historical Kp data, qualifying nights for aurora viewing occurred on 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 · Solar declination and hour-angle calculation · 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 Glostrup 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 Glostrup.