Aurora Borealis in Great Sankey
United Kingdom · 53.39°, -2.64° · geomagnetic 55.6° · needs Kp 7
Tonight's aurora forecast for Great Sankey
8%
Peak chance of a visible display tonight, from the same model the Revon app runs. Great Sankey 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.
Get the full 30-night forecast in Revon
Updated 2026-09-08 10:36 UTC
Local aurora guide for Great Sankey
Great Sankey is at 55.6° geomagnetic latitude. Auroras visible at this latitude typically require a Kp of 7.
On average, there are 2.7 nights per year with conditions suitable for aurora viewing. The period from 2016 to 2026 includes these potential viewing opportunities.
The best months for aurora viewing in Great Sankey are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
However, from May to July, the region experiences periods without full darkness, which can impact viewing opportunities.
Great Sankey experiences a Bortle 7 light pollution level. Areas with darker skies, such as Bortle 4 near Ribble Valley (68 km north) or Bortle 5 (58 km west-north-west), may offer better viewing conditions.
The local horizon is marked by hills to the east and north-north-west, a park to the north-east, and an island to the north-north-west.
Notable terrain features near Great Sankey include Butchersfield, a hill located 10.1 km to the east. Crank Hill, another hill, is situated 12.7 km to the north-north-west.
Parks such as Pennington Hall Park (13.0 km north-east) and Firs Park (13.8 km north-north-east) are also present in the vicinity. Goose Island, an island, lies 22.9 km to the north-north-west.
Within a 300 km radius of Great Sankey, 151 verified aurora reports were recorded between January 2015 and December 2016.
The period between 2016 and 2026 includes several nights with significant geomagnetic activity. Notable qualifying nights 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
Know when it is worth going outside
Revon watches the Great Sankey forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
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Forecasts for places within reach of Great Sankey.