Aurora Borealis in Ampthill
United Kingdom · 52.03°, -0.50° · geomagnetic 53.9° · needs Kp 7
Tonight's aurora forecast for Ampthill
2%
Peak chance of a visible display tonight, from the same model the Revon app runs. Ampthill needs Kp 7 to see anything at all, and tonight the forecast peaks at Kp 4.9. Short of the threshold, which is what most nights look like here.
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Updated 2026-09-08 10:36 UTC
Local aurora guide for Ampthill
Ampthill is at 53.9° geomagnetic latitude. Auroras are typically visible at this latitude during intense geomagnetic storms, rated Kp 7 or higher.
On average, there are about 2.7 nights per year with conditions suitable for aurora viewing in this region. This is based on historical data spanning from 2016 to 2026.
The best months for aurora viewing in Ampthill are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
During June and July, there is not enough full darkness for optimal aurora observation due to the high angle of the sun.
Ampthill experiences a Bortle 7 light pollution level, indicating significant artificial light. For darker skies, Bortle 4 conditions are found about 95 km north-north-east near King's Lynn and West Norfolk.
Further dark sky opportunities exist 68 km east near Braintree, with Bortle 5 conditions.
Local terrain features include Heydon Hill to the west-north-west, Bird Island to the north-west, and Stewartby Lake to the north-north-west.
Heydon Hill is a hill located 3.2 km west-north-west of Ampthill.
Bird Island is an island situated 4.7 km north-west of Ampthill.
Stewartby Lake is a lake found 5.5 km north-north-west of Ampthill.
There have been 61 verified aurora reports within 300 km of Ampthill between January 1, 2015, and December 31, 2016.
Notable recent 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 analysis of NOAA planetary Kp · Revon location dataset · 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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Forecasts for places within reach of Ampthill.