Aurora Borealis in Formby
United Kingdom · 53.56°, -3.07° · geomagnetic 55.8° · needs Kp 7
Tonight's aurora forecast for Formby
11%
Peak chance of a visible display tonight, from the same model the Revon app runs. Formby 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 Formby
Formby is at 55.8° geomagnetic latitude. Auroras are typically visible at this latitude during intense geomagnetic storms, requiring a Kp of 7.
On average, there are 2.7 nights per year with conditions suitable for aurora viewing in Formby. This suggests that patience and persistence are key for observers.
The best months for aurora viewing in Formby are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
During May, June, and July, Formby experiences periods without full darkness, which can significantly reduce the chances of seeing the aurora.
Formby has a Bortle scale rating of 7, indicating significant light pollution. Areas with darker skies, such as Bortle 4, are located 45 km to the west and Bortle 5 is 29 km west-south-west.
The horizon to the north is characterized by Ainsdale Beach, 5.6 km away. To the north-east, Kew Parkd is 10.7 km away, and Princess Park is 10.8 km away. To the east-north-east, WWT Martin Mere is 15.3 km away, and Goose Island is 17.0 km to the east.
Ainsdale Beach is a coastal area located 5.6 km north of Formby. Further north-east, Kew Parkd and Princess Park are local parks situated approximately 10.7 km and 10.8 km away, respectively.
To the east-north-east, the WWT Martin Mere wildlife reserve is 15.3 km from Formby. Goose Island, an island feature, lies 17.0 km to the east.
Between 2016 and 2026, there have been an average of 2.7 nights per year suitable for aurora viewing in Formby. The historical record spans from April 2, 2016, to March 30, 2026.
Aurorasaurus data shows 231 verified reports within 300 km of Formby between January 1, 2015, and December 31, 2016.
Notable qualifying nights in the historical record 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 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 Formby forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
Nearby towns
Forecasts for places within reach of Formby.