Aurora Borealis in Næstved

Denmark · 55.23°, 11.76° · geomagnetic 55.0° · needs Kp 7

Tonight's aurora forecast for Næstved

4%

Peak chance of a visible display tonight, from the same model the Revon app runs. Næstved 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
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Updated 2026-09-08 10:35 UTC

Local aurora guide for Næstved

The aurora forecast uses a Kp 7 threshold for Næstved. This is a measure of geomagnetic activity. At a geomagnetic latitude of 55.0°, aurora visibility is possible during strong geomagnetic storms.

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

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

However, full darkness is not available during May, June, and July. During these months, the extended daylight may obscure aurora visibility.

Næstved is classified as Bortle 5, indicating a suburban sky. A Bortle 4 sky, offering darker conditions, can be found approximately 26 km to the south.

Closer to Næstved, a Bortle 5 sky is present about 2 km to the north-north-west. Several geographical features offer varied horizons, including hills like Galgebanke and Overdrevsbakke, and lakes such as Bavelse Sø and Sø Torup Sø.

For varied horizons, consider areas near hills such as Galgebanke, located 11.6 km north-east of Næstved, or Overdrevsbakke, 11.9 km east-north-east.

Lakes like Bavelse Sø, 14.0 km north-west, and Sø Torup Sø, 16.2 km east-north-east, also provide open vistas.

The island of Sjælland is situated 30.0 km north of Næstved.

There have been 7 verified aurora reports within 300 km of Næstved between January 1, 2015, and December 31, 2016.

Historically qualifying nights, based on Kp 7 or higher, 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 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 Næstved 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 Næstved.