Aurora Borealis in Billericay
United Kingdom · 51.63°, 0.42° · geomagnetic 53.4° · needs Kp 7
Tonight's aurora forecast for Billericay
1%
Peak chance of a visible display tonight, from the same model the Revon app runs. Billericay 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 Billericay
Billericay is located at 53.4° geomagnetic latitude. Auroras are typically visible at this latitude during periods of significant geomagnetic activity, specifically when the Kp index reaches 7 or higher.
Based on historical data from 2016 to 2026, there are approximately 2.7 nights per year in Billericay where conditions are suitable for aurora viewing, assuming a Kp threshold of 7.
The best months for aurora viewing in Billericay are September, August, and November. These months offer a good balance of darkness and potential aurora activity.
During June and July, Billericay experiences periods without full darkness, which can impact aurora visibility.
Billericay has a Bortle scale rating of 6, indicating moderate light pollution. Areas with lower Bortle ratings offer darker skies.
Darker skies, rated Bortle 4, can be found approximately 43 km to the east-south-east. A Bortle 5 area is located about 42 km to the north, near Braintree.
Notable features around Billericay include Danbury Ring (hill, 14.5 km north-east), Treasure Island (island, 17.3 km north-east), Lambourne Hill (hill, 19.6 km west), Northey Island (island, 22.7 km east-north-east), and Harlow Town Park (park, 27.7 km north-west).
Danbury Ring is a hill located 14.5 km north-east of Billericay.
Treasure Island is an island situated 17.3 km north-east of Billericay.
Lambourne Hill is a hill found 19.6 km west of Billericay. Northey Island, an island, is located 22.7 km east-north-east of Billericay. Harlow Town Park is a park 27.7 km north-west of Billericay.
Between 2015 and 2016, 51 verified aurora reports were made within 300 km of Billericay.
The historical record indicates potential viewing nights based on Kp index values. Qualifying nights include 2026-03-20 (Kp 7.0), 2026-01-20 (Kp 7.67), 2026-01-19 (Kp 8.67), 2025-11-12 (Kp 7.33), and 2025-11-11 (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 Billericay forecast and pushes an alert when the odds for tonight clear your threshold — no checking, no guessing.
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